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TrueSciPhi

Astronomers on Twitter

Including astrophysicists, cosmologists, planetary scientists, space scientists, and related professionals. Also see Physicists on Twitter.

Updated: 2018-Jan-17 12:00 UTC. Listed users: 316. Inclusion criteria. List women only. Switch to collage. View in Twitter list system. More about new/reply/retweet percentages. A feed's listed count is the number of Twitter users' lists on which the feed appears. Feedback: @TrueSciPhi.

#Twitter profile & related linksTwitter
followers 
Listed
count
1. profile imageNeil deGrasse Tyson
@neiltyson


Astrophysicist
StarTalk Young Readers Edition (S...
Welcome to the Universe
Astrophysics for People in a Hurr...
New York City
haydenplanetarium.org/tyson/
8 yrs, 11 mos on Twitter
Tweets: 2/day • 56% new, 39% replies, 1% retweets, 4% quotes
11,312,664 45,864 
2. profile imagePhil Plait
@BadAstronomer


SCIENCE! I love this stuff. My Bad Astronomy blog: syfy.com/badastronomy
Bad Astronomy
Boulder
about.me/philplait
10 yrs, 9 mos on Twitter
Tweets: 19/day • 32% new, 52% replies, 4% retweets, 12% quotes
623,514 12,933 
3. profile imageUmut Yildiz
@umutayildiz


#DeepSpaceTelecom • Dr. #Astrophysics at @NASAJPL @Caltech • #SciComm • Tweets are my opinions. • https://t.co/jDmQGRIqya • https://t.co/tbdA7h8rYF
Los Angeles, CA
yildiz.space/blog/
Google Scholar page
7 yrs, 4 mos on Twitter
Tweets: 2/day • 14% new, 39% replies, 41% retweets, 7% quotes
414,199 237 
4. profile imageKatie Mack
@AstroKatie


(a.k.a. Dr Katherine J Mack) astrophysicist, occasional freelance science writer, connoisseur of airplane food
Raleigh, NC
astrokatie.com
Google Scholar page
8 yrs, 8 mos on Twitter
Tweets: 28/day • 10% new, 81% replies, 5% retweets, 3% quotes
253,595 3,131 
5. profile imageKirk Borne
@KirkDBorne


The Principal Data Scientist at @BoozAllen, PhD Astrophysicist. Top Data Science and Big Data Influencer. Ex-Professor rocketdatascience.org 📊📈🔭
Booz Allen Hamilton
linkedin.com/in/kirkdborne
Google Scholar page
5 yrs, 9 mos on Twitter
Tweets: 38/day • 54% new, 11% replies, 31% retweets, 5% quotes
183,937 6,962 
6. profile imageEmily Lakdawalla
@elakdawalla


Senior Editor & Planetary Evangelist, The Planetary Society. Planetary scientist, writer, public speaker. Writing a book on Curiosity mission. Asteroid 274860.
The Design and Engineering of Cur...
Pasadena, CA
planetary.org/emily
9 yrs, 8 mos on Twitter
Tweets: 15/day • 6% new, 43% replies, 35% retweets, 16% quotes
142,244 4,530 
7. profile imageDr. Phil Metzger
@DrPhiltill


Planetary scientist. Co-founded NASA KSC SwampWorks. Now at UCF Florida Space Institute but still on SwampWorks team. SpaceMining. Space settlement. Science.
Kennedy Space Center & Orlando
philipmetzger.com/blog/
5 yrs, 1 mo on Twitter
Tweets: 18/day • 2% new, 91% replies, 5% retweets, 2% quotes
75,687 1,783 
8. profile imageCarolyn Porco
@carolynporco


Planetary scientist. Cassini imaging lead. Visiting Scholar UC Berkeley. Sr Editor Astrobiology journal. I think. I speak. I write. Opinions are my own.
CA
carolynporco.com
8 yrs, 5 mos on Twitter
Tweets: 9/day • 11% new, 31% replies, 17% retweets, 42% quotes
58,205 1,905 
9. profile imageMike Brown
@plutokiller


Astronomer, planet hunter, Pluto killer, bear whisperer, Finger-wrapped dad.
How I Killed Pluto and Why It Had...
Pasadena, CA
mikebrownsplanets.com
Google Scholar page
8 yrs, 9 mos on Twitter
Tweets: 5/day • 16% new, 67% replies, 12% retweets, 5% quotes
57,556 1,729 
10. profile imageDr. Bruce Betts
@RandomSpaceFact


Fun random space facts, videos, pix; easy astronomy. Planetary scientist dude. Dir. of Sci & Tech at Planetary Society. Alum @Caltech, @Stanford, @JesuitHighSac
Pasadena, California, USA
randomspacefact.com
8 yrs, 9 mos on Twitter
Tweets: 1/day • 38% new, 0% replies, 60% retweets, 2% quotes
48,299 1,127 
11. profile image- Jeff Goldstein
@doctorjeff


STEM educator, astrophysicist, Natl Cntr Directr ncesse.org, Stnt Expts on ISS ssep.ncesse.org | NSTA Keynote 3min vid goo.gl/QGbJ9
- Washington, DC
linkedin.com/in/drjeff
8 yrs, 11 mos on Twitter
Tweets: 11/day • 26% new, 21% replies, 53% retweets, 0% quotes
*Follows 0.92 feeds per follower
47,646* 1,241 
12. profile imageDavid Brin
@DavidBrin


Scientist, Futurist, Author (The Postman, Earth, Existence,The Transparent Society). Interested in technology & our changing world. davidbrin.blogspot.com
Chasing Shadows
Insistence of Vision
Star Wars on Trial
San Diego
davidbrin.com
7 yrs, 3 mos on Twitter
Tweets: 5/day • 91% new, 4% replies, 5% retweets, 0% quotes
40,391 2,171 
13. profile imageCatherine Q.
@CatherineQ


Astrophysicist, science communicator, over-thinker. One of @HuffPostscience Top 30 Physicists to follow. Autoimmune illness girl. Kiwi in US. Dogs rule.
USA
CatherineQ.com
8 yrs, 10 mos on Twitter
Tweets: 43/day • 34% new, 38% replies, 21% retweets, 8% quotes
38,230 1,690 
14. profile imageStuart Clark
@DrStuClark


Astronomer, journalist, author. The Sky's Dark Labyrinth. Writes Across the Universe for The Guardian. Co-hosts The Stuniverse podcast. Dyed-in-the-wool progger
The Unknown Universe
Is There Life On Mars?
Little Moon
London
stuartclark.com
8 yrs, 8 mos on Twitter
Tweets: 3/day • 15% new, 36% replies, 25% retweets, 24% quotes
36,859 656 
15. profile imageIan O'Neill
@astroengine


Recovering British solar physicist, @AstroSocietyPac Mercury Magazine editor, freelance science writer, science advisor, atheist, skeptic, alien whisperer 👾
Woodland Hills, Los Angeles
astroengine.com
9 yrs, 5 mos on Twitter
Tweets: 13/day • 26% new, 35% replies, 33% retweets, 6% quotes
36,491 1,347 
16. profile imageSarah Hörst
@PlanetDr


Assistant Prof of Planetary Science @JohnsHopkins, Titan evangelist, pomeranian wrangler. Prone to #sciencedancing. Loves socks. Stridently anti-breakfast.
Baltimore, MD, USA
sarahhorst.com
Google Scholar page
8 yrs, 9 mos on Twitter
Tweets: 18/day • 10% new, 73% replies, 13% retweets, 3% quotes
36,178 1,123 
17. profile imagePamela L. Gay
@starstryder


Communicating astronomy and life in academia 1 sidereal day at a time. All opinions & ideas expressed are strictly my own.
Edwardsville, IL
starstryder.com
9 yrs, 11 mos on Twitter
Tweets: 7/day • 33% new, 25% replies, 30% retweets, 13% quotes
35,697 1,605 
18. profile imageMatt Taylor
@mggtTaylor


I work at ESA on the Rosetta mission. 501st Dutch Garrison TK67676 EIB
Netherlands
5 yrs, 3 mos on Twitter
Tweets: 8/day • 6% new, 55% replies, 29% retweets, 10% quotes
34,020 631 
19. profile imageJohn Grunsfeld
@SciAstro


Former lead for Science at NASA (Associate Administrator) Astronaut STS-67,81,103,109,125 Hubble Hugger, Space and Earth explorer
go.nasa.gov/johngrunsfeld
5 yrs, 11 mos on Twitter
Tweets: 0.3/day • 57% new, 1% replies, 37% retweets, 4% quotes
33,198 895 
20. profile imageRobert Simpson
@orbitingfrog


Googler, astronomer, TED Fellow. Views are my own.
UK
orbitingfrog.com
Google Scholar page
10 yrs, 9 mos on Twitter
Tweets: 3/day • 74% new, 12% replies, 15% retweets, 0% quotes
32,847 441 
21. profile imageDr. Selçuk Topal
@astronomTurk


BSc+MSc @AnkaraUni PhD @UniofOxford #Astronomer #sciencecommunicator Okur-Konuşur-Yazar #gelecekuzayda YouTube: https://t.co/GnpVdpPBOb #Bilim #Uzay #Science
Milky Way / Sun / Earth
selcuktopal.net
5 yrs, 0 mos on Twitter
Tweets: 4/day • 54% new, 31% replies, 8% retweets, 6% quotes
32,792 71 
22. profile imageDr. Tamitha Skov
@TamithaSkov


Space Weather forecasts by a credentialed Space Meteorologist. Stay on top of GPS & amateur radio issues. Know where & when to see aurora during solar storms.
Los Angeles, CA
SpaceWeatherWoman.com
5 yrs, 2 mos on Twitter
Tweets: 10/day • 11% new, 0% replies, 60% retweets, 29% quotes
27,811 885 
23. profile imagechrislintott
@chrislintott


Astronomer, zookeeper and journalist, based at University of Oxford.
The Cosmic Tourist
Exploring the Mysteries of the Un...
Bang!
Oxford
zooniverse.org
Google Scholar page
9 yrs, 3 mos on Twitter
Tweets: 4/day • 20% new, 55% replies, 17% retweets, 8% quotes
27,393 931 
24. profile imageAmy Mainzer
@AmyMainzer


Scientist
Jet Propulsion Laboratory
science.jpl.nasa.gov/people/Mainzer/
4 yrs, 11 mos on Twitter
Tweets: 2/day • 15% new, 75% replies, 7% retweets, 4% quotes
25,997 784 
25. profile imageAlex Parker
@Alex_Parker


Planetary astronomer and artist exploring the origin and history of icy worlds at the edge of our solar system.
Boulder, Colorado
alexharrisonparker.com
Google Scholar page
9 yrs, 0 mos on Twitter
Tweets: 7/day • 32% new, 57% replies, 9% retweets, 2% quotes
25,671 667 
26. profile imageSethShostak
@SethShostak


Astronomer, SETI Institute
Life in the Universe (4th Edition...
Confessions of an Alien Hunter
Cosmic Company
Mountain View, California
radio.seti.org
9 yrs, 2 mos on Twitter
Tweets: 0.1/day • 86% new, 13% replies, 0% retweets, 2% quotes
25,395 1,127 
27. profile imageDavid Grinspoon
@DrFunkySpoon


Author EARTH IN HUMAN HANDS, Winner of Carl Sagan Medal, Astrobiologist @planetarysci, Musician in House Band of the Universe, Columnist for @SkyandTelescope
Chasing New Horizons
Earth in Human Hands
Towards Understanding the Climate...
Biosphere One
funkyscience.net
Google Scholar page
6 yrs, 3 mos on Twitter
Tweets: 13/day • 15% new, 35% replies, 39% retweets, 11% quotes
25,388 700 
28. profile imageAlanStern
@AlanStern


Scientist. Space Explorer. Optimist. Pilot. Dad. Not necessarily in that order. Follow my New Horizons Twitter feed @NewHorizons2015.
Chasing New Horizons
Pluto and Charon
Worlds Beyond
Boulder, CO
9 yrs, 5 mos on Twitter
Tweets: 6/day • 4% new, 10% replies, 85% retweets, 0% quotes
24,939 893 
29. profile imageDr. Chanda 🇧🇧 If you are in crisis, text 741741
@IBJIYONGI


La Prescod-Weinstein de east Los Angeles, astro|physicist & ethno/#HistSTM, EIC @theoffingmag, #BlackandSTEM 🏳️‍🌈#enby ♀️Jew4Pal, https://t.co/CTwP5K5W9l
Seattle/Cambridge/Wakanda
cprescodweinstein.com
9 yrs, 7 mos on Twitter
Tweets: 28/day • 11% new, 63% replies, 19% retweets, 7% quotes
22,567 714 
30. profile imageBrian Schmidt
@cosmicpinot


An overly busy Cosmologist who is Vice Chancellor of the ANU, Wine maker, Dad & Husband. 2011 Nobel Laureate in Physics
Canberra Australia
msowww.anu.edu.au/~brian
Google Scholar page
8 yrs, 1 mo on Twitter
Tweets: 3/day • 5% new, 48% replies, 44% retweets, 3% quotes
21,220 543 
31. profile imageKarl Battams
@SungrazerComets


Astrophysicist/comp scientist tweeting abt comets, Sun, space weather, etc Personal account. Opinions: mine alone; don't represent any agency I work with/for.
Washington, D.C.
sungrazer.nrl.navy.mil
7 yrs, 9 mos on Twitter
Tweets: 3/day • 24% new, 51% replies, 20% retweets, 5% quotes
21,104 826 
32. profile imageJake VanderPlas
@jakevdp


Data scientist in academia & exploring what that means with a great team at @UWeScience. Astronomer, dad to two girls, author of @pydatasci.
Python Data Science Handbook
Seattle WA
vanderplas.com
Google Scholar page
5 yrs, 4 mos on Twitter
Tweets: 2/day • 24% new, 57% replies, 12% retweets, 7% quotes
20,912 923 
33. profile imagePete Lawrence
@Avertedvision


Sky at Night presenter, Stargazing Live consultant/contributor. Writes/illustrates the monthly Sky Guide for Sky at Night mag. digitalsky.org.uk
Exploring the Mysteries of Astron...
The New Astronomy Guide
Selsey, England
nightskydiary.com
8 yrs, 8 mos on Twitter
Tweets: 3/day • 46% new, 42% replies, 11% retweets, 0% quotes
20,470 412 
34. profile imageNicole Gugliucci
@NoisyAstronomer


Astronomer and professor. Social justice advocate. Geek, crossfitter, and dog mom. Tweets my own. Fave/RT != endorsement. She/her.
New Hampshire, USA
noisyastronomer.com
Google Scholar page
9 yrs, 7 mos on Twitter
Tweets: 14/day • 21% new, 45% replies, 21% retweets, 14% quotes
20,469 1,044 
35. profile imageJanna Levin
@JannaLevin


Astrophysicist. Author.
Black Hole Blues and Other Songs ...
A Madman Dreams of Turing Machine...
How the Universe Got Its Spots
New York City
jannalevin.com
4 yrs, 10 mos on Twitter
Tweets: 2/day • 24% new, 35% replies, 13% retweets, 28% quotes
20,035 497 
36. profile imageHarold Geller
@AstroBioProf


Observatory Director (George Mason University) Astrosciences, science, education. NASA/JPL Solar System Ambassador. Opinions are my own. Links not= endorsements
Multigenerational Starship Design...
A Pluto Story
All the Secrets of the Universe
Fairfax, Virginia
physics.gmu.edu/~hgeller/
8 yrs, 11 mos on Twitter
Tweets: 10/day • 100% new, 1% replies, 0% retweets, 0% quotes
19,890 285 
37. profile imageLucie Green
@Dr_Lucie


Royal Society University Research Fellow, Professor of Physics at UCL. Staring at the Sun & beyond. Chief Stargazer @popastro. New book: amzn.to/2nitfmi
UK
luciegreen.com
7 yrs, 7 mos on Twitter
Tweets: 3/day • 14% new, 47% replies, 25% retweets, 15% quotes
18,791 598 
38. profile imageJavier Armentia
@javierarmentia


Astrofísico, comunicador científico, escéptico, ateo, mala gente en general. Ah, y gay.
Pamplona
javierarmentia.com
Google Scholar page
8 yrs, 7 mos on Twitter
Tweets: 9/day • 26% new, 24% replies, 43% retweets, 7% quotes
17,436 837 
39. profile imageAlan Duffy
@astroduff


A/Professor in Astrophysics at @Swinburne and Lead Scientist of @RiAus Instagram.com/dr.a.duffy
Melbourne
alanrduffy.com
Google Scholar page
5 yrs, 6 mos on Twitter
Tweets: 8/day • 20% new, 58% replies, 11% retweets, 12% quotes
17,386 345 
40. profile imageDaniel Marín
@Eurekablog


Autor del blog Eureka. Canario. Premio Bitácoras y 20Blogs en ciencia. Colaboro en Naukas, revista AstronomíA y @radioskylab_es. @NASAJuno Tweetup alumnus.
España
danielmarin.naukas.com
8 yrs, 4 mos on Twitter
Tweets: 15/day • 18% new, 34% replies, 45% retweets, 4% quotes
17,269 987 
41. profile imageTanya Harrison
@tanyaofmars


🇨🇦Professional Martian. Director of Research @asunewspace, Web Editor @exploreplanets, current/former sci team @MarsRovers, @MarsCuriosity & Mars Recon Orbiter.
Toronto / Phoenix
tanyaofmars.com
8 yrs, 10 mos on Twitter
Tweets: 9/day • 11% new, 41% replies, 45% retweets, 3% quotes
16,036 696 
42. profile imageNick Howes
@NickAstronomer


Astronomer, Consultant and Science Writer - Fellow of Royal Astronomical Society. Director of Aerolite Meteorites in UK/Europe
Cherhill in Wiltshire
meteorites.io
8 yrs, 1 mo on Twitter
Tweets: 22/day • 30% new, 41% replies, 19% retweets, 10% quotes
15,030 617 
43. profile imageAdam Frank
@AdamFrank4


Astrophysicist: University of Rochester. NPR Science Blogger: 13.7. Author: Light of the Stars: Alien Worlds and the Fate of the Earth.
Light of the Stars
Astronomy: At Play in the Cosmos
Astronomy
University of Rochester
facebook.com/AdamFrankAutho…
6 yrs, 5 mos on Twitter
Tweets: 3/day • 29% new, 12% replies, 35% retweets, 24% quotes
13,329 542 
44. profile imageEd Copeland
@ProfEdCopeland


Particle cosmologist working on the Early Universe at the University of Nottingham. Views expressed are my own.
Nottingham, UK
5 yrs, 7 mos on Twitter
Tweets: 0.9/day • 30% new, 51% replies, 11% retweets, 8% quotes
13,268 156 
45. profile imageProf. Abel Méndez
@ProfAbelMendez


Planetary Astrobiologist and Director of the @PlanetaryHabLab. Studying habitable worlds in the universe.
Searching for Habitable Worlds
Arecibo, Puerto Rico
phl.upr.edu
8 yrs, 2 mos on Twitter
Tweets: 23/day • 38% new, 5% replies, 57% retweets, 2% quotes
*Follows 0.76 feeds per follower
13,046* 725 
46. profile imageJonathan McDowell
@planet4589


I'm an astronomer at the Harvard-Smithsonian Center for Astrophysics, working on Chandra and quasars, and commenting on space launches and space activities.
Somerville, MA, USA
planet4589.org
Google Scholar page
8 yrs, 11 mos on Twitter
Tweets: 6/day • 18% new, 73% replies, 7% retweets, 2% quotes
12,877 648 
47. profile imageAmber Straughn
@astraughnomer


Arkansas native & @NASA astrophysicist. Climate change is real. Pilot, yogini, homebrewer, Great Dane mom, @PearlJam fan, Razorback 🏈 fan, #FirstGen Tweets mine
Lukin's
amberstraughn.com
6 yrs, 8 mos on Twitter
Tweets: 5/day • 36% new, 6% replies, 55% retweets, 2% quotes
12,281 472 
48. profile imageSophia Nasr
@Astropartigirl


Astroparticle physicist working on dark matter. PhD student @UCIrvine. On a mission to captivate the Universe with physics, one particle at a time.
🐶|Los Angeles〉+ 🐹|Irvine〉
astropartigirl.com
7 yrs, 8 mos on Twitter
Tweets: 13/day • 14% new, 67% replies, 16% retweets, 3% quotes
12,121 447 
49. profile imageHakeem Oluseyi
@HakeemOluseyi


Astrophysicist | Inventor | Educator | Speaker | OG | Outrageous Acts of Science | How the Universe Works | MY opinions ONLY | Retweet ≠ Endorsement
Proceedings of the 2009 Joint Ann...
Proceedings of the National Socie...
Washington, DC
fit.edu/faculty/profil…
5 yrs, 3 mos on Twitter
Tweets: 3/day • 37% new, 42% replies, 17% retweets, 4% quotes
11,697 283 
50. profile imageMC Stardust ✨ call sign "Charlie"
@Summer_Ash


Astrophysicist by day and all around rock-it scientist whenever I get my act together. Tweets are my own opinions. Intersectional or GTFO. 1/2 of @startorialist
Moon/New York City
summerash.com
7 yrs, 9 mos on Twitter
Tweets: 38/day • 16% new, 39% replies, 34% retweets, 10% quotes
11,484 546 
51. profile imagePaul M. Sutter
@PaulMattSutter


Astrophysicist @OhioState | Chief Scientist @COSI | Agent to the Stars
pmsutter.com
Google Scholar page
5 yrs, 9 mos on Twitter
Tweets: 2/day • 48% new, 24% replies, 25% retweets, 4% quotes
*Follows 0.73 feeds per follower
11,438* 265 
52. profile imageProf. Lisa Harvey-Smith
@lisaharveysmith


Astrophysicist, Professor, Ultrarunner, TV Presenter #StargazingABC @AstroCourses, Gooner, Vego, Lesopotamian. lisaharveysmith.com
Sydney
lisaharveysmith.com
6 yrs, 2 mos on Twitter
Tweets: 2/day • 26% new, 30% replies, 37% retweets, 7% quotes
10,810 201 
53. profile imageLucianne Walkowicz
@shaka_lulu


Chair of Astrobiology @librarycongress studying ethics of Mars exploration, astronomer @AdlerPlanet, multimedia artist. (banner: 'Afronauts' by @tobogganeer) Ⓥ
Washington, DC
tangledfields.com
Google Scholar page
6 yrs, 11 mos on Twitter
Tweets: 4/day • 35% new, 35% replies, 21% retweets, 9% quotes
10,770 389 
54. profile imageEthan Siegel
@StartsWithABang


The Universe is: Expanding, cooling, and dark. It starts with a bang! #Cosmology Science writer, astrophysicist, author, Forbes & NASA columnist.
Treknology
Beyond the Galaxy
Portland, OR
forbes.com/sites/startswi…
6 yrs, 9 mos on Twitter
Tweets: 5/day • 19% new, 57% replies, 20% retweets, 4% quotes
10,608 650 
55. profile imageChristine Corbett M.
@corbett


@NSF Astrophysics Postdoc @Caltech, SF writer✍🏻. Past: @SpaceX, @MIT, @WhisperSystems, @SPTelescope. for 💯% science follow @astro_corbett
Pasadena, CA
christinecorbettmoran.com
Google Scholar page
7 yrs, 8 mos on Twitter
Tweets: 8/day • 26% new, 33% replies, 34% retweets, 7% quotes
9,739 447 
56. profile imageTim O'Brien
@Tim_O_Brien


Professor of Astrophysics, Associate Director @jodrellbank, Science Director @bluedotfestival, President @popastro, likes exploding stars. Red. My own views.
Manchester, UK
proftimobrien.com
8 yrs, 10 mos on Twitter
Tweets: 6/day • 21% new, 57% replies, 15% retweets, 6% quotes
9,705 254 
57. profile imageEd Lu
@astroEdLu


Finding a million asteroids!
Pale Blue Dot
sentinelmission.org
5 yrs, 11 mos on Twitter
Tweets: 0.5/day • 39% new, 11% replies, 48% retweets, 1% quotes
9,594 268 
58. profile imageJedidah Isler, PhD
@JedidahIslerPhD


Relentless Dreamer / Astrophysicist / Science Lover / Innovator / TED Fellow / Founder & Host @VanguardSTEM / @NatGeo Emerging Explorer
JedidahIslerPhD.com
7 yrs, 5 mos on Twitter
Tweets: 4/day • 4% new, 12% replies, 77% retweets, 8% quotes
9,429 383 
59. profile imageSarah Tuttle
@niais


Astrophysicist. Bionic Woman. Unrepentant scene-maker. Armed with wrenches & a dream. Professor. Legally & reputationally risky. 100% problematic.
Feminist Dystopian Hellscape
astrotuttle.wordpress.com
10 yrs, 0 mos on Twitter
Tweets: 27/day • 16% new, 55% replies, 20% retweets, 8% quotes
9,280 345 
60. profile imageAlasdair Allan
@aallan


Scientist, Author, Hacker, Maker, and Journalist. Currently freelance, building, breaking, and writing. For hire. My DM's are open, or 📫 [email protected]
The Kerbal Player's Guide
Make
Learning iOS Programming
Exeter, UK and ✈️
alasdairallan.com
9 yrs, 9 mos on Twitter
Tweets: 9/day • 23% new, 49% replies, 3% retweets, 26% quotes
9,165 891 
61. profile imageTabetha Boyajian
@tsboyajian


Assistant professor of Astrophysics at #LSU. disrupter of astrophysics; #BoyajiansStar #TabbysStar; all posts here are my own
Extrasolar Planets and Their Host...
Baton Rouge, LA
wherestheflux.com
Google Scholar page
8 yrs, 5 mos on Twitter
Tweets: 0.4/day • 50% new, 31% replies, 16% retweets, 2% quotes
9,111 202 
62. profile image★ amanda bauer ★
@astropixie


Head of Education & Public Outreach for LSST. Music creator. Co-host of #CosmicVertigo space podcast abc.net.au/radionational/…
Tucson, AZ
amandabauer.blogspot.com
9 yrs, 10 mos on Twitter
Tweets: 6/day • 20% new, 21% replies, 46% retweets, 13% quotes
9,062 453 
63. profile imageEllen Stofan
@EllenStofan


Planetary geologist, STEM advocate, former Chief Scientist of NASA
Planetology
Exploring Venus as a Terrestrial ...
Washington, DC
thelavinagency.com/speakers/ellen…
5 yrs, 11 mos on Twitter
Tweets: 2/day • 13% new, 4% replies, 76% retweets, 7% quotes
8,584 313 
64. profile imageJim_Bell
@Jim_Bell


Jim is a Professor in the School of Earth & Space Exploration at ASU, an active planetary science researcher and author, and President of The Planetary Society.
The Interstellar Age
The Interstellar Age
Mars 3-D
jimbell.sese.asu.edu
Google Scholar page
9 yrs, 1 mo on Twitter
Tweets: <0.05/day • 87% new, 4% replies, 9% retweets, 1% quotes
8,461 248 
65. profile imageJ Richard Gott
@JRichardGott


Astrophysicist. WELCOME TO THE UNIVERSE w/ @neiltyson, M. Strauss amazon.com/Welcome-Univer…; THE COSMIC WEB
Welcome to the Universe
Welcome to the Universe
The Cosmic Web
Princeton, New Jersey
sizinguptheuniverse.com
7 yrs, 3 mos on Twitter
Tweets: 0.9/day • 68% new, 2% replies, 20% retweets, 10% quotes
8,332 303 
66. profile imageSébastien Carassou
@FlashCordon


Astrophysicien, Youtublogueur blagueur (#LeSOW, Astro'Stylé), fondateur de @Asso_Conscience et @EnDirectDuLabo
Le cosmos est mon campement.
lesenseofwonder.blogspot.fr
6 yrs, 7 mos on Twitter
Tweets: 14/day • 10% new, 31% replies, 55% retweets, 4% quotes
8,330 277 
67. profile imagePriyamvada Natarajan
@SheerPriya


@Yale astrophysicist, works on exotica in the universe: dark matter, black holes; book: Mapping the Heavens • https://t.co/DuzePWH0Ul
Mapping the Heavens
The Shapes Of Galaxies and their ...
New Haven, CT
amazon.com/gp/aw/d/030020…
Google Scholar page
1 yr, 10 mos on Twitter
Tweets: 0.8/day • 41% new, 45% replies, 1% retweets, 12% quotes
7,490 72 
68. profile imageKeri Bean
@PlanetaryKeri


Mars rover driver in training for @MarsRovers. Flying TIE Fighter @NASA_Dawn. R2-D2's mom. @SunriderBase @RebelLegion Rey. @JeffAMcGee's wife. Hufflepuff.
Pasadena, CA
keribean.com
6 yrs, 8 mos on Twitter
Tweets: 16/day • 13% new, 60% replies, 21% retweets, 6% quotes
6,799 464 
69. profile imageJane MacArthur
@Jane_MacArthur


Planetary scientist @UniOfLeicester studying martian meteorites & comet dust. Writer @PopAstro. Fellow @RoyalAstroSoc #RAS200 #Violinist
Mars
janemac.org
Google Scholar page
8 yrs, 11 mos on Twitter
Tweets: 3/day • 24% new, 41% replies, 25% retweets, 10% quotes
6,748 293 
70. profile imageMario Livio
@Mario_Livio


Internationally known astrophysicist. Author: The Golden Ratio, Brilliant Blunders, WHY? mario-livio.com
Why?: What Makes Us Curious
Brilliant Blunders
The Local Group as an Astrophysic...
Baltimore,MD
mario-livio.com
5 yrs, 9 mos on Twitter
Tweets: 8/day • 13% new, 0% replies, 47% retweets, 40% quotes
6,651 383 
71. profile imageBryan Gaensler
@SciBry


Astronomer, Director of @DunlapInstitute at @UofT. Politics fanatic, sci-fi connoisseur, rugby tragic, displaced Antipodean, bewildered parent. Opinions ∉ @UofT
Extreme Cosmos
Toronto, Canada
bryangaensler.net
Google Scholar page
8 yrs, 5 mos on Twitter
Tweets: 12/day • 15% new, 11% replies, 72% retweets, 2% quotes
6,591 317 
72. profile imageDr. Anita Sengupta
@Doctor_Astro


Aerospace Engineer, Pilot, Rocket Scientist, Professor, Motorcyclist, World Traveller, STEM Educator. From Cosmic Origins to Landing on Mars.
Time Vortex
facebook.com/DrAnitaSengupta
6 yrs, 0 mos on Twitter
Tweets: 4/day • 37% new, 19% replies, 35% retweets, 9% quotes
6,543 285 
73. profile imageMichele Bannister
@astrokiwi


Planetary astronomer, poet, hunter of new and strange worlds. Connoisseur of fuzzy dots. Asteroid (10463). Research Fellow @AstroQUB.
living the life non-sidereal
astro.uvic.ca/~micheleb/
8 yrs, 10 mos on Twitter
Tweets: 5/day • 12% new, 59% replies, 14% retweets, 15% quotes
6,392 330 
74. profile imageSarah Kendrew
@sarahkendrew


Astronomer with the European Space Agency. Based at the Space Telescope Science Institute in Baltimore. Opinions my own. 🇧🇪🇬🇧
Baltimore
skendrew.github.io
Google Scholar page
10 yrs, 4 mos on Twitter
Tweets: 10/day • 9% new, 35% replies, 37% retweets, 18% quotes
6,265 380 
75. profile imageSara Seager
@ProfSaraSeager


Prof. Seager is an astrophysicist and planetary scientist at MIT. A pioneer in the vast world of exoplanets, she's on a quest for the holy grail: another Earth.
Exoplanets (Space Science Series)
Exoplanet Atmospheres
Cambridge, MA
seagerexoplanets.mit.edu
7 yrs, 3 mos on Twitter
Tweets: 0.1/day • 45% new, 35% replies, 13% retweets, 7% quotes
6,221 324 
76. profile imageKaren Masters 💫⭐️✨
@KarenLMasters


Professor of astrophysics @haverfordedu. Investigating galaxies with @GalaxyZoo @SDSSurveys. Touch a galaxy @TactileUniverse. Mostly tweeting astronomy.
Ardmore, PA
icg.port.ac.uk/~mastersk
Google Scholar page
8 yrs, 10 mos on Twitter
Tweets: 10/day • 24% new, 19% replies, 47% retweets, 10% quotes
6,194 348 
77. profile imageAlessondra Springmann
@sondy


asteroids, comets, sounding rockets, @AreciboRadar/🇵🇷 love, cacti, geology, autoimmune disease, puns, decolonization, cat herding, rants, 小惑星レーダー天文学者, she/her
Tohono O'odham land
sondy.com
Google Scholar page
7 yrs, 8 mos on Twitter
Tweets: 18/day • 16% new, 59% replies, 21% retweets, 4% quotes
6,149 317 
78. profile imageLewis Dartnell
@lewis_dartnell


Prof., astrobiology researcher, science communicator & book author georiot.co/3ke0 | georiot.co/13Ie | the-knowledge.org
The Knowledge
Astrobiology
Martian Death Rays
London
lewisdartnell.com
8 yrs, 8 mos on Twitter
Tweets: 6/day • 22% new, 35% replies, 43% retweets, 0% quotes
5,936 360 
79. profile image★ Colin Stuart ★
@skyponderer


Astronomy author & speaker. Get a free e-book @ bit.ly/2zjaIee. See www for signed books, keynotes & school talks. Asteroid (15347) Colinstuart
Fabulous Figures and Cool Calcula...
Astonishing Atoms and Matter Mayh...
13 Journeys Through Space and Tim...
London
colinstuart.net
9 yrs, 1 mo on Twitter
Tweets: 4/day • 35% new, 22% replies, 41% retweets, 2% quotes
5,910 429 
80. profile imageMarc Kuchner
@marckuchner


PI of Citizen Science projects backyardworlds.org, diskdetective.org, Astrophysicist, Songwriter.
Marketing for Scientists
Greenbelt, MD
marketingforscientists.com
9 yrs, 1 mo on Twitter
Tweets: 0.6/day • 46% new, 11% replies, 15% retweets, 27% quotes
5,784 198 
81. profile imageJason Wright
@Astro_Wright


Associate Professor of Astronomy and Astrophysics at Penn State. Astronomy and meta-astronomy. Opinions are my own.
State College, PA, USA
sites.psu.edu/astrowright/
Google Scholar page
5 yrs, 3 mos on Twitter
Tweets: 3/day • 22% new, 44% replies, 29% retweets, 5% quotes
5,629 184 
82. profile imageMeg Rosenburg
@trueanomalies


planetary science PhD | #scicomm & #histSTM | freelancer, filmmaker, podcaster | megrosenburg.com | And what you do, do it unfeignedly.
Somerville, MA
megrosenburg.com
5 yrs, 1 mo on Twitter
Tweets: 6/day • 12% new, 24% replies, 51% retweets, 13% quotes
5,576 323 
83. profile imageFranck Marchis
@AllPlanets


Planetary astronomer and exoplanet chair at the SETI Institute, husband, dad & crossfit athlete balancing life. Tweet about space, our planet & human rights.
San Francisco
franckmarchis.com
Google Scholar page
7 yrs, 5 mos on Twitter
Tweets: 6/day • 64% new, 3% replies, 29% retweets, 4% quotes
5,467 381 
84. profile imageProf. Chris Welch
@ProfChrisWelch


@ISUnet space prof, @IAFAstro VP, @WorldSpaceWeek VChair, @BIS_Spaceflight @SpacelinkLF @TheArtsCatalyst boards, @I4Interstellar @MoonVillageAssn advisor.
Strasbourg, France
isunet.edu/prof-christoph…
9 yrs, 0 mos on Twitter
Tweets: 2/day • 37% new, 8% replies, 54% retweets, 1% quotes
5,465 227 
85. profile imageJulianne Dalcanton
@dalcantonJD


Astrophysicist at the University of Washington. Principal Investigator of the Panchromatic Hubble Andromeda Treasury (PHAT).
6 yrs, 0 mos on Twitter
Tweets: 11/day • 2% new, 49% replies, 43% retweets, 6% quotes
5,423 276 
86. profile imageMeredith Rawls
@merrdiff


Stellar astronomer and data management for @LSST. Also: mom, scicommer, violist, Episcopalian. Less nighttime blue light, more 24/7 equity. Keep looking up.
Seattle, WA
faculty.washington.edu/mrawls
7 yrs, 10 mos on Twitter
Tweets: 5/day • 38% new, 37% replies, 15% retweets, 10% quotes
5,395 168 
87. profile imageChris North
@chrisenorth


Lecturer & astronomer @CardiffPHYSX. Co-author of cosmos-book.github.io + other books, semi-regular broadcaster. Comments own. [he/his]
Cosmos
How to Read the Solar System
The Sky at Night
Cardiff (normally)
blogs.cardiff.ac.uk/chrisnorth
8 yrs, 3 mos on Twitter
Tweets: 3/day • 22% new, 37% replies, 19% retweets, 22% quotes
5,219 166 
88. profile imageDr. Karan Jani
@AstroKPJ


Gravitational Wave Astrophysicist | @LIGO scientist | Senator Sam Nunn Security Fellow (2015-16) | Education Policy Advisor | @Forbes 30 Under 30
Atlanta / Baroda
KaranJani.com
6 yrs, 7 mos on Twitter
Tweets: 4/day • 19% new, 37% replies, 23% retweets, 20% quotes
5,169 69 
89. profile imageDr Chiara Mingarelli
@Dr_CMingarelli


Gravitational-wave astrophysicist. Flatiron Research Fellow at @FlatironCCA. Formerly @Caltech, @NASAJPL, and MPIfR. Views my own.
New York, NY
chiaramingarelli.com
Google Scholar page
6 yrs, 10 mos on Twitter
Tweets: 12/day • 11% new, 10% replies, 73% retweets, 6% quotes
5,160 382 
90. profile imageÁngel López-Sánchez
@El_Lobo_Rayado


Spanish Astrophysicist & Science Communicator at @AAOastro & @MQPhysAstro, Australia. Español: https://t.co/qPaSJrZj7o y https://t.co/jYnDPE3jZ5
Sydney, Australia
angelrls.wordpress.com
6 yrs, 8 mos on Twitter
Tweets: 12/day • 2% new, 32% replies, 48% retweets, 18% quotes
5,137 319 
91. profile imageMichael Merrifield
@ProfMike_M


Professor of astronomy at the University of Nottingham, and too frequent appearances in media (both old and new). All my own views.
Nottingham
about.me/michael.merrif…
Google Scholar page
6 yrs, 6 mos on Twitter
Tweets: 12/day • 12% new, 75% replies, 3% retweets, 10% quotes
5,133 152 
92. profile imagePeter Coles #FBPE
@telescoper


Theoretical astrophysicist, specialising in cosmology. Also interested in jazz, opera, poetry, crosswords, etc. Citizen of Nowhere.
The Routledge Companion to the Ne...
From Cosmos to Chaos
Cosmology
Cardiff/Maynooth
telescoper.wordpress.com
Google Scholar page
8 yrs, 3 mos on Twitter
Tweets: 20/day • 28% new, 21% replies, 38% retweets, 12% quotes
5,087 307 
93. profile imageMarek Kukula
@marekkukula


Public Astronomer at the Royal Observatory Greenwich, author of The Intimate Universe & co-author of The Scientific Secrets of Dr Who. Opinions = opinions.
The Scientific Secrets of Doctor ...
London
rmg.co.uk/royal-observat…
7 yrs, 5 mos on Twitter
Tweets: 4/day • 2% new, 1% replies, 95% retweets, 2% quotes
5,062 219 
94. profile imageTom Kerss 💫
@tomkerss


When I grow up I want to be Matt Berry. #stargazing
Stargazing
Greenwich, London
tomkerss.co.uk
8 yrs, 11 mos on Twitter
Tweets: 3/day • 28% new, 53% replies, 13% retweets, 5% quotes
4,927 208 
95. profile imageMolly Peeples
@astronomolly


Astronomer in the Science Policies Group @STScI playing with galaxies & gas, real & fake. #Hubble, #JWST, #WFIRST pay the bills; opinions are my own. She/her.
Baltimore, MD, z=0
molly.science
Google Scholar page
5 yrs, 3 mos on Twitter
Tweets: 15/day • 12% new, 67% replies, 19% retweets, 3% quotes
4,918 192 
96. profile imageDavid W. Hogg
@davidwhogg


astronomy, cosmology, stars, exoplanets, inference, engineering, data analysis, emcee, The Cannon, Astrometry.net, The Tractor, #openscience, #otherpeoplesdata
New York City
dwh.gg/dwhogg
Google Scholar page
6 yrs, 9 mos on Twitter
Tweets: 3/day • 34% new, 50% replies, 13% retweets, 4% quotes
4,905 217 
97. profile imageEmily Baldwin
@AstroEmz


Space Science Editor at EJR-Quartz for ESA, based at ESTEC. Tweets about space, running, coffee. Opinions own.
Leiden, Netherlands
8 yrs, 10 mos on Twitter
Tweets: 4/day • 24% new, 29% replies, 33% retweets, 14% quotes
4,836 299 
98. profile imageJuan Diego Soler
@juandiegosoler


Astrofísico colombiano. Investigador del campo magnético interestelar. Explorador antártico retirado. Historias de ciencia https://t.co/mJbGUE04xc
Germany
facebook.com/juandiegosoler…
6 yrs, 9 mos on Twitter
Tweets: 4/day • 34% new, 8% replies, 55% retweets, 4% quotes
4,832 74 
99. profile imageMapperwocky 📎⛰⚒
@cirquelar


Dr. Fred Calef III, Geologist, Keeper of the Maps, Sciengineering Mars at @NASA_JPL. Will map landing sites for food (comments my own) Banner: YNP Halfdome
From JPL to Surf City USA
8 yrs, 6 mos on Twitter
Tweets: 24/day • 0% new, 31% replies, 67% retweets, 1% quotes
4,706 425 
100. profile imageJesse Shanahan
@Enceladosaurus


Astrophysicist, linguist, & science writer. EMT/FF in training. Cofounded @AAS_WGAD, creator of #disabledandSTEM. Loves #accessibility in games.
Stolen Manahoac Land
enceladosaur.us
6 yrs, 7 mos on Twitter
Tweets: 13/day • 23% new, 54% replies, 15% retweets, 8% quotes
4,619 193 
101. profile imageAlice Sheppard
@PenguinGalaxy


Community Manager at @UCL_ExciteS, Citizen Science Officer at @popastro, loves science for & by everyone. Enemy of Brexit. @GalaxyZoo turned me into a penguin.
ra=144.437, dec=2.759
togetherscience.eu/blog/tagged:Pr…
8 yrs, 11 mos on Twitter
Tweets: 52/day • 13% new, 43% replies, 35% retweets, 9% quotes
4,531 392 
102. profile imageGuy Consolmagno
@specolations


Brother astronomer at the Vatican Observatory, occasional book author
Would You Baptize an Extraterrest...
Turn Left at Orion
Worlds Apart
5 yrs, 1 mo on Twitter
Tweets: 1/day • 16% new, 7% replies, 76% retweets, 1% quotes
4,517 161 
103. profile imageJessica Kirkpatrick
@berkeleyjess


Dr. Jessica Ann Kirkpatrick, Astrophysicist → Data Scientist @SlackHQ (formerly @Hired_HQ @Yammer @InstaEDU). #scientist #runner #feminist #writer #catPerson
San Francisco, CA
berkeleyjess.blogspot.com
8 yrs, 6 mos on Twitter
Tweets: 2/day • 35% new, 6% replies, 53% retweets, 6% quotes
4,514 281 
104. profile imageNatalie Batalha
@nbatalha


Eukaryote on planet Earth using self-awareness and empathy to experience love and seek knowledge. Astronomer involved in search for life on exoplanets.
Silicon Valley, California
8 yrs, 11 mos on Twitter
Tweets: 1/day • 22% new, 36% replies, 3% retweets, 38% quotes
4,415 260 
105. profile imageKelle Cruz
@kellecruz


Astronomy Prof at @Hunter_College, @AMNH, and #BDNYC. Liveable streets. @Spurs. Founder, editor of @AstroBetter & CEO of @ScienceBetter. Coordinator of @Astropy
New York, NY
astrobetter.com
Google Scholar page
8 yrs, 11 mos on Twitter
Tweets: 3/day • 14% new, 33% replies, 44% retweets, 10% quotes
4,196 244 
106. profile imageMeg Urry
@Meg_Urry


Yale physics prof, likes supermassive black holes, teaching, writing, increasing participation in STEM, my family
Yale University
urrylab.yale.edu
6 yrs, 2 mos on Twitter
Tweets: 0.6/day • 44% new, 17% replies, 7% retweets, 32% quotes
4,160 206 
107. profile imageBrooke Simmons
@vrooje


Somewhat distracted astrophysicist researching galaxies & black holes; on @galaxyzoo & @the_zooniverse teams. Also planetaryresponsenetwork.org lead.
San Diego, CA
vrooje.github.io
9 yrs, 4 mos on Twitter
Tweets: 4/day • 10% new, 36% replies, 48% retweets, 6% quotes
4,159 190 
108. profile imageRenée Hložek
@reneehlozek


South African cisgender, bisexual female Assistant Prof. of Astrophysics, Rhodes scholar (and lover of loud karaoke), Senior TED Fellow. Feminist scientist.
Toronto, Ontario
reneehlozek.com
Google Scholar page
8 yrs, 5 mos on Twitter
Tweets: 3/day • 40% new, 37% replies, 11% retweets, 11% quotes
4,125 219 
109. profile imageJill Tarter
@jilltarter


Earthling, chief cheerleader for SETI, setiQuest, and the Allen Telescope Array Jack's wife - Shana's mom - Li Yao and Clara's grandma
Earth in the Cosmos
setistars.org
8 yrs, 10 mos on Twitter
Tweets: 0.1/day • 63% new, 6% replies, 21% retweets, 11% quotes
4,090 237 
110. profile imageMark McCaughrean
@markmccaughrean


Senior Advisor for Science & Exploration at the European Space Agency. Well aware of the (in)significance of being recycled starstuff. Opinions very much own.
The Origins of Stars and Planets
The Origins of Stars and Planets
Wassenaar, The Netherlands
2 yrs, 5 mos on Twitter
Tweets: 35/day • 12% new, 82% replies, 1% retweets, 6% quotes
4,081 159 
111. profile imagePeter Edmonds
@PeterDEdmonds


Work in astronomy publicity after surviving an astrophysics PhD & postdocs. Interested in science & scicomm. Opinions are mine & RTs aren't always endorsements.
peterdedmonds.blogspot.com
6 yrs, 0 mos on Twitter
Tweets: 13/day • 21% new, 44% replies, 17% retweets, 18% quotes
4,060 312 
112. profile imageDavid Spergel
@DavidSpergel


Astrophysicist at Princeton University and Flatiron Institute
Princeton NJ
astro.princeton.edu/~dns
4 yrs, 0 mos on Twitter
Tweets: 0.6/day • 52% new, 24% replies, 21% retweets, 2% quotes
4,055 161 
113. profile imageJane Rigby
@janerrigby


Astronomer researching black holes & galaxies, using telescopes around world & in space, helping build Webb Telescope @NASA. Queer, parent, geek, UU. Views mine
DC Metro
janerigby.net
7 yrs, 0 mos on Twitter
Tweets: 0.9/day • 45% new, 35% replies, 15% retweets, 4% quotes
4,047 104 
114. profile imageM. Womack
@StarzanPlanets


'Well-versed scrutinizer' of astrophysics & planetary science, USF professor #teamcomets #astrochemistry #scipolicy #planetarydefense Contains no pseudoscience
Tampa, Florida
Google Scholar page
8 yrs, 5 mos on Twitter
Tweets: 5/day • 16% new, 47% replies, 32% retweets, 5% quotes
4,014 239 
115. profile imageCaleb Scharf
@caleb_scharf


Director of Astrobiology at Columbia University. Blog at Sci Am (#sciamblogs). Author of The Zoomable Universe, The Copernicus Complex, Gravity's Engines...
The Zoomable Universe
The Copernicus Complex
Gravity's Engines
New York
calebscharf.com
7 yrs, 2 mos on Twitter
Tweets: 3/day • 29% new, 26% replies, 39% retweets, 6% quotes
3,976 290 
116. profile imageEmily Rice
@emilylurice


Astronomer at @csinews, @GC_CUNY, & @AMNH; #BDNYC & #CUNYAstro; @AstronomyOnTap organizer, 1/2 of @startorialist, & @knitted_bd host ⭐️. Not @djcarlysagan 😜
NYC
emilylrice.me
Google Scholar page
10 yrs, 4 mos on Twitter
Tweets: 3/day • 11% new, 37% replies, 42% retweets, 10% quotes
3,935 188 
117. profile imageAnna Frebel
@annafrebel


Astronomer & stellar archaeologist searching for the oldest stars in the universe (yes, they are 12-13 billion yrs old!); also professor at MIT & author
Searching for the Oldest Stars
New Horizons in Astronomy
Cambridge, MA, USA
annafrebel.com
4 yrs, 7 mos on Twitter
Tweets: 1/day • 11% new, 61% replies, 13% retweets, 16% quotes
3,885 154 
118. profile imageMeg Schwamb
@megschwamb


Planetary scientist, astronomer, Gemini North assistant scientist: KBOs, Planet Four(Mars), MBCs(Comet Hunters),LSST SSSC co-chair. Opinions tweeted are my own
Hilo, HI
megschwamb.com
7 yrs, 8 mos on Twitter
Tweets: 9/day • 36% new, 23% replies, 35% retweets, 4% quotes
3,804 254 
119. profile imageArfon Smith
@arfon


Head of Data Science Mission Office @stsci. Ex GitHubber. Zooniverse co-founder. Editor-in-chief of The Journal of Open Source Software.
Baltimore, MD
arfon.org
Google Scholar page
11 yrs, 0 mos on Twitter
Tweets: 2/day • 14% new, 33% replies, 51% retweets, 2% quotes
3,797 248 
120. profile imageTrueSciPhi
@TrueSciPhi


A window on science and philosophy communities on Twitter and YouTube, by Kelly Truelove. See site for more.
Austin, Texas
TrueSciPhi.org
Google Scholar page
2 yrs, 7 mos on Twitter
Tweets: 0.1/day • 85% new, 4% replies, 4% retweets, 7% quotes
3,794 176 
121. profile imageKevin Schawinski
@kevinschawinski


Asst Prof @ETH_en | black holes | galaxies | #citizenscience | @galaxyzoo | deep learning | speaker | space.ml
Zurich, Switzerland
astro.ethz.ch/schawinski
Google Scholar page
6 yrs, 11 mos on Twitter
Tweets: 10/day • 23% new, 33% replies, 26% retweets, 18% quotes
3,767 230 
122. profile imageDarkSapiens
@DarkSapiens


I used gravitational lenses to measure the size of quasars and constrain the amount of satellites in dark matter halos. Now studying active galaxies with ALMA.
Spain
darksapiens.blogspot.com
9 yrs, 9 mos on Twitter
Tweets: 52/day • 0% new, 41% replies, 57% retweets, 2% quotes
3,764 337 
123. profile imageKimberly EnnicoSmith
@kennicosmith


Scientist fueled by tea. Inspired by many. At every opportunity, learn everything you can. You never know when you might use what you learn. Dare mighty things.
Mountain View, CA
kandrsmith.org/KES/
9 yrs, 10 mos on Twitter
Tweets: 4/day • 47% new, 5% replies, 37% retweets, 12% quotes
3,728 299 
124. profile imageMatt O'Dowd
@matt_of_earth


Earthling, astrophysicist, professor at @LehmanCollege, Physics DEO at @GC_CUNY, associate at @AMNH, host & writer of @PBSSpaceTime, free to a good home
New York, NY
2 yrs, 4 mos on Twitter
Tweets: 0.1/day • 38% new, 48% replies, 9% retweets, 5% quotes
3,700 60 
125. profile imageKatey Alatalo🎄
@astrokatey


Ph.D. astronomer at STScI, currently housed at Carnegie. Space is amazing! My views are my own.
Pasadena, CA
stsci.edu/~kalatalo/
9 yrs, 7 mos on Twitter
Tweets: 2/day • 22% new, 21% replies, 45% retweets, 12% quotes
3,698 88 
126. profile imageSimon DeDeo
@SimonDeDeo


Faculty, Carnegie Mellon University & the Santa Fe Institute. Runs the Laboratory for Social Minds.
Pittsburgh, PA
santafe.edu/~simon
Google Scholar page
3 yrs, 10 mos on Twitter
Tweets: 5/day • 26% new, 13% replies, 60% retweets, 2% quotes
3,689 148 
127. profile imageAndy Rivkin
@asrivkin


Planetary astronomer on #TeamAsteroid; Gedankenband member and guitarist; Persistently Obstreperous.
#USAstronomyGoodwillAmbassador ⊗
imperturbable-music.blogspot.com
Google Scholar page
9 yrs, 7 mos on Twitter
Tweets: 17/day • 11% new, 59% replies, 16% retweets, 14% quotes
3,541 214 
128. profile imageDr Megan Argo
@AstroMeg


By day: just another transient astronomer. By night: samba drumming, rock climbing, public speaker, teacher and science advocate. facebook.com/DrMeganArgo
Planet Earth
drmeganargo.net
8 yrs, 10 mos on Twitter
Tweets: 4/day • 47% new, 16% replies, 32% retweets, 5% quotes
3,437 280 
129. profile imageAlyssa Goodman
@aagie


Astronomy Professor at Harvard, CoDirector of Science at Radcliffe Institute. Loves data, visualization, Universe, education, people. Not in that order.
Massachusetts
cfa.harvard.edu/~agoodman
Google Scholar page
8 yrs, 11 mos on Twitter
Tweets: 2/day • 40% new, 16% replies, 39% retweets, 5% quotes
3,422 206 
130. profile imageEmily Petroff
@ebpetroff


Astronomer. Reader. Random number generator. I study things that go bang.
The Netherlands
ebpetroff.com
4 yrs, 6 mos on Twitter
Tweets: 3/day • 40% new, 39% replies, 13% retweets, 8% quotes
3,415 93 
131. profile imageRachael Livermore
@rhaegal


British Astrophysicist & tea lover. I critique Star Trek science at snarkyastronomer.tumblr.com Videos of my public talks at bit.ly/SciTalks
Melbourne, Victoria
rlivermore.com
9 yrs, 6 mos on Twitter
Tweets: 9/day • 16% new, 63% replies, 16% retweets, 5% quotes
3,412 154 
132. profile imageHalo CME
@halocme


Solar physicist who believes we must monitor magnetic field at Sun's both poles to make space weather forecast useful for human space exploration beyond Earth.
Palo Alto, California
4 yrs, 3 mos on Twitter
Tweets: 1/day • 54% new, 25% replies, 1% retweets, 19% quotes
3,362 175 
133. profile imageJen Gupta
@jen_gupta


Space nerd. @UoPCosmology astronomy outreach. @SeldomSirius podcaster. @TWBBC Live presenter. @WinSciFest. Active Galaxies were my 1st love. Own views [she/her]
Winchester, UK
jengupta.com
8 yrs, 5 mos on Twitter
Tweets: 5/day • 32% new, 47% replies, 3% retweets, 17% quotes
3,355 173 
134. profile imageJorge S. Diaz
@jsdiaz_


Theoretical physicist turned #MachineLearning engineer at SAP. In my previous life I played with #neutrinos. Nuclear junkie.
Heidelberg, Germany
jsdiazpo.github.io
Google Scholar page
6 yrs, 7 mos on Twitter
Tweets: 18/day • 18% new, 73% replies, 5% retweets, 4% quotes
3,344 139 
135. profile imageJackie Faherty
@jfaherty


Astrophysicist at @AMNH. Enthusiast for bringing the cosmos to the public @backyardworlds #womeninscience #BDNYC #manhattanhenge calculator. #scicomm
jackiefaherty.com
8 yrs, 10 mos on Twitter
Tweets: 1/day • 45% new, 19% replies, 24% retweets, 12% quotes
3,343 123 
136. profile imageJoshua Bloom
@profjsb


Astrophysics professor @UCBerkeley; Co-founder of @WiseIO (acquired by GE); Inventor; Dad, Tennis everything. Anti#TransparentMoon. Tweets are my own (un)doing.
What Are Gamma-Ray Bursts? (Princ...
Toward an Understanding of the Pr...
Berkeley, CA
astro.berkeley.edu/~jbloom
Google Scholar page
9 yrs, 7 mos on Twitter
Tweets: 1/day • 36% new, 25% replies, 32% retweets, 6% quotes
3,273 251 
137. profile imageKurtis Williams
@professor_astro


Assistant professor at Texas A&M University - Commerce
Commerce, TX, USA
blog.professorastronomy.com
8 yrs, 11 mos on Twitter
Tweets: 0.8/day • 29% new, 29% replies, 38% retweets, 5% quotes
3,261 260 
138. profile imageHolger Voss
@SpaceHolgar


Space geek, Space & STEM educator, Astrophysicist worked for #GaiaMission, Scale model rocketeer, Mission director #MoonDot missions of @Mausonaut
Barcelona-Darmstadt-Universe
mausonaut.wordpress.com
4 yrs, 5 mos on Twitter
Tweets: 10/day • 2% new, 19% replies, 79% retweets, 0% quotes
3,225 176 
139. profile imageMeghan Gray
@emeegray


Astronomer. Mother. Stranger in a strange land. All views my own.
Nottingham
nottingham.ac.uk/~ppzmeg
6 yrs, 6 mos on Twitter
Tweets: 0.9/day • 19% new, 47% replies, 20% retweets, 14% quotes
3,202 90 
140. profile imageDr Alfredo Carpineti
@DrCarpineti


Astrophysicist, science writer for @IFLScience, geek, immigrant, and also @TheAstroholic. Chair of @PrideinSTEM. Found mostly bothering @illucifer. He/him.
London
theastroholic.co.uk
8 yrs, 11 mos on Twitter
Tweets: 9/day • 6% new, 53% replies, 37% retweets, 3% quotes
3,176 83 
141. profile imageDr. Estelle Déau
@EstelleDeau


Astrophysicist (re)tweeting about Solar System news & fun science.
Somewhere in the Solar System
Google Scholar page
4 yrs, 4 mos on Twitter
Tweets: 1/day • 2% new, 0% replies, 97% retweets, 0% quotes
3,164 128 
142. profile imageDr Sheila Kanani
@SaturnSheila


@RoyalAstroSoc outreach officer, space(comedienne*educator*ambassador). Coke float drinking pocket rocket, planetary physicist, mum. Cofounder of @STEMMsisters.
LDN, Lytham, MCR (UK)
saturnsheila.wordpress.com
7 yrs, 1 mo on Twitter
Tweets: 3/day • 12% new, 28% replies, 51% retweets, 9% quotes
3,125 173 
143. profile imageTony Rice
@rtphokie


Amateur astronomer, @NASAJPL Solar System Ambassador, and contributor to @WRAL & @WeatherBrains on space topics
Raleigh, NC, USA
about.me/tonyrice
9 yrs, 4 mos on Twitter
Tweets: 4/day • 35% new, 27% replies, 17% retweets, 21% quotes
3,079 205 
144. profile imageJessie Christiansen
@aussiastronomer


NASA Staff Scientist | #exoplaneteer | #WomenInStem advocate | Science curator at @NASAExoArchive | Usual nerd grab-bag of fandoms
Caltech, Pasadena, CA, USA
spider.ipac.caltech.edu/staff/christia/
4 yrs, 0 mos on Twitter
Tweets: 6/day • 30% new, 47% replies, 11% retweets, 12% quotes
3,077 114 
145. profile imageMonica Grady
@MonicaGrady


short, round, bespectacled, busy and bossy. Opinions my own
Atlas of Meteorites
Stardust from Space (Natural Hist...
Catalogue of Meteorites Reference...
monicamgrady.com
8 yrs, 9 mos on Twitter
Tweets: 0.8/day • 40% new, 11% replies, 12% retweets, 36% quotes
3,065 106 
146. profile imageDr Maggie Lieu
@Space_Mog


Astrophysicist, @ESA research fellow, Past: @unibirmingham, @UCLA, @UniKent
Community of Madrid, Spain
maggielieu.com
Google Scholar page
4 yrs, 7 mos on Twitter
Tweets: 2/day • 29% new, 42% replies, 19% retweets, 10% quotes
3,036 108 
147. profile imageAndrew Pontzen
@apontzen


I do cosmology and piano. Employed by UCL, funded by the Royal Society. It's not their fault when I talk nonsense, though.
London
cosmocrunch.co.uk
Google Scholar page
7 yrs, 5 mos on Twitter
Tweets: 3/day • 22% new, 41% replies, 31% retweets, 6% quotes
3,025 151 
148. profile imageSarah Milkovich
@milkysa


Science Systems Engineer for NASA's Mars 2020 Rover. Previously on Mars Reconnaissance Orbiter/HiRISE, Curiosity, Cassini, Mars Phoenix. Opinions are my own.
Los Angeles, CA
planetarywanderings.wordpress.com
8 yrs, 0 mos on Twitter
Tweets: 2/day • 4% new, 7% replies, 81% retweets, 8% quotes
3,008 194 
149. profile imageRisa Wechsler
@RisaWechsler


astrophysicist. cosmologist. maker of universes and various kinds of trouble. professor of physics @ stanford
San Francisco
risawechsler.com
Google Scholar page
5 yrs, 4 mos on Twitter
Tweets: 2/day • 16% new, 13% replies, 43% retweets, 28% quotes
3,005 122 
150. profile imageAlberto Conti
@albertoconti


Astrophysicist & Innovation Manager google.com/sky/ - hubblesite.org/ibooks Tweets are my own, at least in this multiverse.
MD, USA
en.m.wikipedia.org/wiki/Alberto_C…
Google Scholar page
9 yrs, 6 mos on Twitter
Tweets: 5/day • 47% new, 3% replies, 49% retweets, 2% quotes
2,989 208 
151. profile imageKristin Block
@MarsMaven


Spacecraft pro, taiko player, bassist, percussionist. Miami-Tucson-Bay Area. (Not affiliated with the mission @Maven2Mars!) Opinions my own and queer.
San Jose, CA
8 yrs, 7 mos on Twitter
Tweets: 4/day • 8% new, 49% replies, 28% retweets, 14% quotes
2,967 229 
152. profile imageDr. Carolina Ödman Pr.Phys
@carolune


Physicist of the Bayesian confession. If I don't trust, I'll marginalise over it. EPFL & Cambridge Alum. Also proud mama and happy wife.
In my lab: life on Earth.
about.me/carolune
10 yrs, 6 mos on Twitter
Tweets: 3/day • 40% new, 14% replies, 39% retweets, 7% quotes
2,885 217 
153. profile imageGemma Lavender
@Gemma_Lavender


Editor of All About Space magazine, astrophysicist, FRAS, author of Quantum Physics in Minutes, out now: ow.ly/MMRz30braiv
Quantum Physics in Minutes
1 AU
spaceanswers.com
6 yrs, 8 mos on Twitter
Tweets: 2/day • 51% new, 15% replies, 26% retweets, 8% quotes
2,864 103 
154. profile imageSarah Ballard
@hubbahubble


Habitable worlds, kindness, fiction, etc. At ~75 km/s*Mpc! One half of @drssarahcare
Cambridge, MA
space.mit.edu/~sarahba
3 yrs, 11 mos on Twitter
Tweets: 6/day • 22% new, 12% replies, 61% retweets, 6% quotes
2,835 140 
155. profile imageDavid Kipping
@david_kipping


Exoplanets & Exomoons, Columbia University, Cool Worlds Lab
The Transits of Extrasolar Planet...
Manhattan, NY
coolworlds.astro.columbia.edu
Google Scholar page
8 yrs, 10 mos on Twitter
Tweets: 1/day • 24% new, 37% replies, 35% retweets, 4% quotes
2,816 131 
156. profile imageMichael Busch
@michael_w_busch


Planetary astronomer, primarily studying piles of rock in space. Drinker of tea. Opinions expressed here are strictly my own. To bigotry no sanction.
4 yrs, 6 mos on Twitter
Tweets: 28/day • 8% new, 43% replies, 25% retweets, 24% quotes
2,769 135 
157. profile imageNatalie Starkey
@StarkeyStardust


Started life as a geologist, now sucked into space! I’ve written a book called Catching Stardust, out in 2018. I also talk science as a host for @StarTalkRadio
Catching Stardust
USA/UK
nataliestarkey.com
5 yrs, 11 mos on Twitter
Tweets: 2/day • 15% new, 45% replies, 35% retweets, 5% quotes
2,765 92 
158. profile imagePaul Crowther
@Paul_Crowther


@unisheffield Astrophysics Prof mostly researching Monster Stars. Keen interest in UK sci policy esp @STFC_Matters's ups & downs. @PhysicsShef HoD from Jan 2018
Peoples Republic of Sheffield
pacrowther.staff.shef.ac.uk
Google Scholar page
8 yrs, 1 mo on Twitter
Tweets: 3/day • 34% new, 15% replies, 25% retweets, 26% quotes
2,739 138 
159. profile imageHaley Gomez
@astrofairy


I'm an Astrophysicist, love books, films astronomy, shoes and dresses.
Cardiff
haley.gomez.me.uk
Google Scholar page
8 yrs, 1 mo on Twitter
Tweets: 2/day • 9% new, 31% replies, 45% retweets, 14% quotes
2,721 156 
160. profile imageZita Martins
@ZitaMartins


Astrobiology researcher. Science communicator. TEDxPorto speaker. BBC Expert Women. Oficial da Ordem Militar de Sant'Iago da Espada (OSE).
linkedin.com/in/zita-martin…
Google Scholar page
7 yrs, 7 mos on Twitter
Tweets: 2/day • 24% new, 25% replies, 47% retweets, 5% quotes
2,682 139 
161. profile imageSadie Jones
@SotonAstrodome


Outreach Leader in Astronomy @UniSouthampton Science Communicator & Comedian @ShowoffTalentFa & Manager of #OurGreatestTeam - We Take Astrophysics To All!
University of Southampton
astrodome.soton.ac.uk
6 yrs, 7 mos on Twitter
Tweets: 4/day • 44% new, 35% replies, 11% retweets, 10% quotes
2,679 158 
162. profile imageJames Bullock
@jbprime


Professor and Chair, Department of Physics & Astronomy, UC Irvine. Cosmologist, Anteater, and Buckeye.
California, USA
physics.uci.edu/~bullock/
Google Scholar page
8 yrs, 5 mos on Twitter
Tweets: 2/day • 21% new, 9% replies, 59% retweets, 10% quotes
2,658 108 
163. profile imageDavid Charbonneau
@ExoCharbonneau


Exoplaneteer and Professor of Astronomy at Harvard. Girl Scout leader, hockey coach, and proud father of four daughters and future presidents.
Harvard University
cfa.harvard.edu/~dcharbon/Site…
Google Scholar page
4 yrs, 0 mos on Twitter
Tweets: 0.4/day • 30% new, 39% replies, 16% retweets, 15% quotes
2,655 91 
164. profile imageGene Gordon
@porchdragon


Chaotic, loud, energetic, fun-loving,30+ year veteran physics teacher. NBCT. NASA Fellow. Past President of Science Teacher Assoc. of New York State (STANYS)
Honeoye Falls,NY
facebook.com/Porchdragon
9 yrs, 7 mos on Twitter
Tweets: 8/day • 16% new, 53% replies, 18% retweets, 14% quotes
2,651 259 
165. profile imageRyan Anderson
@Ryan_B_Anderson


Dad. Planetary scientist. Writer. SFF fan. I shoot rocks on Mars with a laser. MSL and Mars2020 science team member. All views expressed are my own. #resist
Flagstaff, AZ
ryanbanderson.com/blog
Google Scholar page
8 yrs, 9 mos on Twitter
Tweets: 3/day • 17% new, 12% replies, 59% retweets, 12% quotes
2,589 260 
166. profile imageRobert Massey
@RobertMMassey


Dad, Deputy Executive Director RAS and trustee of @lightyear_fdn. RTs and likes not endorsements, views expressed are my own. Official RAS: @royalastrosoc
Bristol (Southville) & London
8 yrs, 5 mos on Twitter
Tweets: 2/day • 18% new, 32% replies, 35% retweets, 16% quotes
2,582 127 
167. profile imageDJ Dr JJ Eldridge
@astro_jje


NZ Astrophysicist studying exploding binary stars. Lecturer, Speaker, Sci-fi addict, feminist, trans/genderfluid, prefers them/they pro-nouns.
The Lives and Death-Throes of Mas...
Auckland, New Zealand
about.me/jj.eldridge
Google Scholar page
4 yrs, 9 mos on Twitter
Tweets: 17/day • 22% new, 47% replies, 29% retweets, 2% quotes
2,552 84 
168. profile imageKonstantin Batygin
@kbatygin


Planetary Science Prof @ Caltech // Vox & Guitar @ TheSeventhSeason.net // Husband // Dad
Pasadena, CA
konstantinbatygin.com
Google Scholar page
2 yrs, 0 mos on Twitter
Tweets: 1/day • 32% new, 49% replies, 13% retweets, 6% quotes
2,552 81 
169. profile imageGeert Barentsen
@GeertHub


NASA Astronomer in Silicon Valley • Kepler/K2 Mission GO Director • Thinks Bayesian • Likes Burritos • Does not own a cat. 🚀🌯😾 #KeplerMission #K2Mission
Mountain View, CA
geert.io
8 yrs, 7 mos on Twitter
Tweets: 2/day • 28% new, 51% replies, 11% retweets, 9% quotes
2,541 162 
170. profile imageDr. Alex Lockwood
@AskAstroAlex


Alliterative atypical astrophysicist. Cecilia in the #PHDMovie. Outreach Scientist at Space Telescope. Launching #JWST and loving life! Opinions are my own.
Baltimore, MD
phdcomics.com/tv
5 yrs, 1 mo on Twitter
Tweets: 0.5/day • 31% new, 31% replies, 33% retweets, 4% quotes
2,507 107 
171. profile imageJonathan Tedds
@jtedds


Health, Enviro, Astro, Research Data Informatics. Snr Research Fellow, Uni Leicester. Lead @BRISSKit @REDinfx Ed-in-Chief @up_healthdata Chair @OWLS_Trust
Leicestershire, various UK
www2.le.ac.uk/departments/he…
Google Scholar page
8 yrs, 6 mos on Twitter
Tweets: 3/day • 8% new, 11% replies, 79% retweets, 2% quotes
2,495 164 
172. profile imageEli Bressert
@astrobiased


Love big ideas and putting them into action by connecting the impossible. Heading data science at Convoy. SU mentor & author of the SciPy & Numpy book.
SciPy and NumPy
Seattle, WA
Google Scholar page
9 yrs, 2 mos on Twitter
Tweets: 2/day • 11% new, 13% replies, 76% retweets, 0% quotes
2,475 224 
173. profile imageErin Ryan
@erinleeryan


Doctor of the flying space rocks, prez of Science on Cake Appreciation Society, collector of orchid plants & stress baker. Not tweeting for any employer.
The shores of the crab infested impact crater
erinleeryan.com
8 yrs, 4 mos on Twitter
Tweets: 20/day • 32% new, 66% replies, 1% retweets, 1% quotes
2,416 205 
174. profile imageLori Fenton 🥐
@LoriKFenton


I am a planetary aeolian geomorphologist at @SETIInstitute studying wind-formed features (like sand dunes). I blog about it weekly: cosmicdiary.org/lfenton/
Bay area, California
seti.org/lorifenton
Google Scholar page
6 yrs, 2 mos on Twitter
Tweets: 2/day • 4% new, 42% replies, 37% retweets, 16% quotes
2,376 149 
175. profile imageDr. John Barentine
@JohnBarentine


Dark sky warrior. Astronomer. Historian. Author. Politiphile. Policy nerd. Vinyl junkie. Proud LGBT American. #scicomm #scipol #StandUpForScience
Uncharted Constellations
The Lost Constellations
Tucson, AZ, USA
johncbarentine.com
Google Scholar page
7 yrs, 9 mos on Twitter
Tweets: 11/day • 32% new, 22% replies, 31% retweets, 15% quotes
2,345 191 
176. profile imageLaura Seward Forczyk ✨🌙💫🚀
@LauraForczyk


Founder @Astralytical & @GASpaceAlliance. Space professional, scientist, & #FutureAstronaut. I tweet about NASA, women in science, aerospace industry & policy.
Atlanta, GA
astralytical.com
7 yrs, 9 mos on Twitter
Tweets: 3/day • 30% new, 46% replies, 11% retweets, 13% quotes
2,303 119 
177. profile imageDr. Josep M. Trigo
@Josep_Trigo


Astrophysicist & planetary scientist. Researcher at the Institute of Space Sciences (CSIC-IEEC) and engaged in science outreach. Listen to CAT democratic claims
Barcelona
spmn.uji.es/ESP/trigo.html
Google Scholar page
6 yrs, 0 mos on Twitter
Tweets: 7/day • 0% new, 1% replies, 97% retweets, 2% quotes
2,296 133 
178. profile imageJC Holbrook
@astroholbrook


Astrophysicist, Filmmaker, Cultural Astronomer. Hubble's Diverse Universe on Amazon.com BlackSunMovie.com videos.astroanthro.com/Science-Tourist
Kaapstad, ZA
uwcastro.org/our_team/holbr…
Google Scholar page
8 yrs, 5 mos on Twitter
Tweets: 1/day • 38% new, 12% replies, 45% retweets, 5% quotes
2,275 119 
179. profile imageRobert Rutledge
@rerutled


Associate Professor @McGillUPhysics. Astrophysicist. Neutron Stars. Founder, Publisher of The Astronomer's Telegram. @astronomerstel. View here are my own.
Montreal, QC
physics.mcgill.ca/~rutledge/
10 yrs, 2 mos on Twitter
Tweets: 5/day • 22% new, 23% replies, 26% retweets, 30% quotes
2,271 136 
180. profile imageBrian Koberlein
@BrianKoberlein


The Universe is awesome, let me tell you.
Astrophysics through Computation
Rochester NY
briankoberlein.com
7 yrs, 4 mos on Twitter
Tweets: 1/day • 60% new, 25% replies, 14% retweets, 2% quotes
2,269 169 
181. profile imageAnna Watts
@drannawatts


Associate Professor of Astrophysics @ Univ. of Amsterdam. Neutron stars (explosions, dense matter), X-ray astronomy. Mom, Migrant. Particles in stars blah blah.
Amsterdam
staff.fnwi.uva.nl/a.l.watts/
Google Scholar page
3 yrs, 7 mos on Twitter
Tweets: 10/day • 29% new, 48% replies, 16% retweets, 7% quotes
2,261 107 
182. profile imageJohn Asher Johnson
@astrojohnjohn


Sayer of words, typist of things, one who professes professionally, figurer of things out, player of basketball, abuser of language. Views expressed r mine
How Do You Find an Exoplanet? (Pr...
Cambridge, MA
mahalonottrash.blogspot.com/2015/05/i-am-o…
4 yrs, 11 mos on Twitter
Tweets: 3/day • 15% new, 18% replies, 59% retweets, 7% quotes
2,229 98 
183. profile imageBenjamin Pope
@fringetracker


Astronomer, Bayesian, foodie
Manhattan, NY
benjaminpope.github.io
Google Scholar page
5 yrs, 0 mos on Twitter
Tweets: 11/day • 8% new, 52% replies, 35% retweets, 5% quotes
2,225 83 
184. profile imageDerek Fox
@partialobs


Research astronomer and faculty member at Penn State University. This is a personal Twitter account.
Earth
astro.psu.edu/~dfox/
8 yrs, 10 mos on Twitter
Tweets: 3/day • 6% new, 20% replies, 72% retweets, 3% quotes
2,171 76 
185. profile imageJason Kalirai
@JasonKalirai


Sikh-Canadian @NASA Astrophysicist & Project Scientist @STScI. Husband & father of 4-MMSJS. Fan of Hubble, JWST, WFIRST, LSST, Cowboys football. Tweets mine.
Highland, MD
jasonkalirai.com
6 yrs, 6 mos on Twitter
Tweets: 1/day • 66% new, 3% replies, 31% retweets, 0% quotes
2,162 85 
186. profile imageYvette Cendes
@whereisyvette


Hungarian-American radio astronomy PhD in Amsterdam, alias /u/Andromeda321. Only person who's been to Everest Base Camp AND punched by a wild mountain gorilla.
Amsterdam, Netherlands
yvettecendes.com
7 yrs, 10 mos on Twitter
Tweets: 5/day • 57% new, 16% replies, 21% retweets, 6% quotes
2,162 182 
187. profile imageDavid Montes
@DMontesG


Prof. Titular Universidad. Dpto. Astrofísica Facultad Ciencias Físicas, Universidad Complutense de Madrid (UCM), España, @CARMENES_exopl, @GaiaESO, @ObservaUCM
Madrid
ucm.es/info/Astrof/us…
Google Scholar page
6 yrs, 9 mos on Twitter
Tweets: 4/day • 10% new, 0% replies, 89% retweets, 2% quotes
2,153 93 
188. profile imageRichard Easther
@REasther


Father, scientist, @AucklandUni prof, Kiwi diaspora returnee; @thinksciencenz co-founder: 'We are all in the gutter, but some of us are looking at the stars.'
excursionset.com
Google Scholar page
6 yrs, 7 mos on Twitter
Tweets: 7/day • 15% new, 59% replies, 17% retweets, 9% quotes
2,141 77 
189. profile imageKarin Sandstrom
@karinsandstrom


Assistant professor of astronomy and physics. Lover of coffee, interstellar dust, California, nerdy stuff. Originally from SW Washington.
San Diego, CA
karinsandstrom.github.io
Google Scholar page
8 yrs, 9 mos on Twitter
Tweets: 2/day • 8% new, 17% replies, 69% retweets, 8% quotes
2,140 68 
190. profile imageDan F-M
@exoplaneteer


I write code for good & astrophysics.
NYC
dfm.io
Google Scholar page
6 yrs, 5 mos on Twitter
Tweets: 1/day • 12% new, 82% replies, 5% retweets, 1% quotes
2,127 83 
191. profile imageJennifer L. Hoffman ✨
@astroprofhoff


Astronomer, associate professor, alto, auntie, ailurophile. University of Denver
Stellar Polimetry
Denver, CO
grammai.org/jhoffman/
4 yrs, 0 mos on Twitter
Tweets: 11/day • 16% new, 51% replies, 24% retweets, 8% quotes
2,123 133 
192. profile imageLouisa Preston
@LouisaJPreston


Astrobiologist, planetary geologist. @spacegovuk Aurora Research Fellow, @TEDFellow & Author (on mat leave)
London
louisa-preston.com
Google Scholar page
5 yrs, 9 mos on Twitter
Tweets: 2/day • 38% new, 25% replies, 29% retweets, 8% quotes
2,122 125 
193. profile imageThomas Robitaille
@astrofrog


Freelance, software developer, lead developer of Glue, co-ordinator for the Astropy project, software Editor for AAS Publishing, open development advocate.
United Kingdom
thomasrobitaille.com
Google Scholar page
8 yrs, 9 mos on Twitter
Tweets: 1/day • 21% new, 61% replies, 15% retweets, 3% quotes
2,121 113 
194. profile imagejulie_rathbun
@LokiVolcano


Planetary scientist studying volcanoes on Io (favorite is Loki). Teaches physics at University of Redlands.
5 yrs, 3 mos on Twitter
Tweets: 7/day • 20% new, 43% replies, 34% retweets, 4% quotes
2,109 109 
195. profile imageJani Radebaugh
@radjanirad


Planetary scientist, BYU geology professor, purposeful explorer, aimless wanderer
Provo, UT, USA
lpl.arizona.edu/~jani/photos
Google Scholar page
4 yrs, 9 mos on Twitter
Tweets: 1/day • 60% new, 25% replies, 11% retweets, 4% quotes
2,098 92 
196. profile imageJason Marshall
@jasonmarshall


Author of Math Dude's Guide to Algebra; Former host of Math Dude podcast; Physics & astronomy professor
Los Angeles, CA
jasonmarshall.org
9 yrs, 9 mos on Twitter
Tweets: 0.7/day • 44% new, 13% replies, 43% retweets, 0% quotes
2,088 120 
197. profile imageMark Bentley
@msbentley


Planetary scientist @ESA working on @BepiColombo. Former PI of @RosettaMIDAS onboard @ESA_Rosetta. @ISUnet '01 alumn, #openscience fan. orcid.org/0000-0002-4780…
Brunete, España
lunartech.org
Google Scholar page
10 yrs, 1 mo on Twitter
Tweets: 2/day • 22% new, 30% replies, 40% retweets, 9% quotes
2,085 160 
198. profile imageLeigh Fletcher
@LeighFletcher


Planetary scientist, Dad-in-training, space enthusiast, Royal Society Research Fellow and Lecturer based at the University of Leicester.
Leicester, England
planetaryweather.blogspot.co.uk
Google Scholar page
8 yrs, 11 mos on Twitter
Tweets: 1/day • 25% new, 40% replies, 21% retweets, 14% quotes
2,082 133 
199. profile imageStephen Serjeant
@StephenSerjeant


Astronomy Prof at the Open University, sometimes roped into OU/BBC stuff. 26.2mi=42.2km.Remainer. Likes often=bookmarks. Views here do not necessarily blah blah
An Introduction to Galaxies and C...
Observational Cosmology
127.0.0.1
stephenserjeant.wikispaces.com
Google Scholar page
8 yrs, 9 mos on Twitter
Tweets: 5/day • 12% new, 35% replies, 30% retweets, 22% quotes
2,079 160 
200. profile imageEd Rivera-Valentín
@PlanetTreky


Planetary Scientist w/ @USRAedu at @LPItoday & @NAICobservatory. #TeamRadar w/ @AreciboRadar. Trekker of Planets! Tweets=Own. #Boricua #LatinxInSTEM 🏳️‍🌈🇵🇷
Houston, TX
lpi.usra.edu/science/staff/…
4 yrs, 10 mos on Twitter
Tweets: 7/day • 22% new, 30% replies, 29% retweets, 19% quotes
2,063 105 
201. profile imageChristina R.
@PlanSciCRichey


Plan Scientist/Astrophysicist, fighter 4 inclusion in STEM, love/hate relationship w/ workouts, wine drinker, making my mom proud since '82; views are my own.
Washington, DC
christinarichey.com
2 yrs, 4 mos on Twitter
Tweets: 6/day • 17% new, 35% replies, 46% retweets, 2% quotes
2,018 99 
202. profile imageHannah Wakeford
@StellarPlanet


2017 Giacconi Fellow @STScI | Currently @exo_cast podcaster, @BSACDIVER & @NASAGoddard Fellow | Previously @UniofExeter PhD | All opinions expressed are my own
stellarplanet.org
6 yrs, 3 mos on Twitter
Tweets: 5/day • 40% new, 27% replies, 19% retweets, 13% quotes
2,007 145 
203. profile imageAndy Lawrence
@e_astronomer


Quasar fan and survey nut. Check out random Milky Way snaps @MilkyWayBot, Oculus/Stellarium project @StarsightVR and its crowdfunder crowdfunder.co.uk/starsight-vr/
Astronomical Measurement
Auld Reekie
roe.ac.uk/~al
7 yrs, 9 mos on Twitter
Tweets: 2/day • 41% new, 16% replies, 16% retweets, 27% quotes
1,991 118 
204. profile imageBrad Tucker
@btucker22


Astrophysicist/Cosmologist - loves exploding stars, building things to go into space, and talking about all things science and space
Canberra, ACT, Australia, Planet III
mso.anu.edu.au/~brad
8 yrs, 7 mos on Twitter
Tweets: 2/day • 18% new, 46% replies, 35% retweets, 2% quotes
1,981 104 
205. profile imageAndy Howell
@d_a_howell


Astronomer at Las Cumbres Observatory, physics faculty at UCSB. Sometime TV dude, and one half of @ScienceVsCinema.
Santa Barbara, CA
dahowell.com
8 yrs, 8 mos on Twitter
Tweets: 2/day • 29% new, 26% replies, 38% retweets, 8% quotes
1,973 101 
206. profile imageDr Roberto Trotta
@R_Trotta


Astrophysicist @imperialcollege | science communicator | author of edge-of-the-sky.com | @CLCCDirector | statistical consultant | runner. Opinions my own.
The Edge of the Sky
London
robertotrotta.com
3 yrs, 11 mos on Twitter
Tweets: 7/day • 16% new, 35% replies, 40% retweets, 9% quotes
1,965 127 
207. profile imageElisabeth Newton
@EllieInSpace


NSF postdoc and stellar physicist @MIT with a passion for education and #scicomm. Also a climber, baker, crafter & @astrobites co-founder.
Cambridge, MA.
mit.edu/~ernewton
6 yrs, 7 mos on Twitter
Tweets: 1/day • 22% new, 35% replies, 41% retweets, 2% quotes
1,923 105 
208. profile imageAnais Rassat
@anaisrassat


Science. Interested in tech, innovation & science policy. Knowledge Transfer @CERN #CERNKT. Formerly @EPFL, @CEAParisSaclay, @UCL . Celebrate #Einstein100. TCK.
anaisrassat.tumblr.com
7 yrs, 11 mos on Twitter
Tweets: 1/day • 38% new, 11% replies, 46% retweets, 4% quotes
1,916 138 
209. profile imageEdward Gomez 🤖
@zemogle


Astronomer, coder, and web technology enthusiast. Believe everyone can be a scientist if they ask more questions.
Cardiff, UK
edward.gomez.me.uk
Google Scholar page
9 yrs, 7 mos on Twitter
Tweets: 4/day • 25% new, 21% replies, 49% retweets, 5% quotes
1,903 87 
210. profile imageManners Maketh Xan
@InvaderXan


🇪🇺 ⭐️ Astrophysicist ☀️ Solarpunk ♻️ CO₂ wrangler 💚 Anti-nihilist 🌍 Trying to save the world 🍓 May all your chlorophyll be replaced by anthocyanins
Earth
supernovacondensate.net
8 yrs, 9 mos on Twitter
Tweets: 12/day • 6% new, 65% replies, 20% retweets, 9% quotes
1,899 186 
211. profile imageRachana Bhatawdekar
@AstroRach


PhD astronomer @UniofNottingham. I find and study the faintest and most distant galaxies in the Universe #HubbleFrontierFields. Badminton player, Salsa dancer.
Earth, Orion Arm, MW, Laniakea
nottingham.ac.uk/~ppxrb2/
8 yrs, 2 mos on Twitter
Tweets: 3/day • 22% new, 27% replies, 43% retweets, 9% quotes
1,867 129 
212. profile image🦁 Leo C. Stein
@duetosymmetry


Postdoctoral researcher @Caltech. Black holes, gravitational waves, general relativity and beyond. Formerly @Cornell @MIT
Pasadena
duetosymmetry.com
Google Scholar page
8 yrs, 10 mos on Twitter
Tweets: 5/day • 13% new, 35% replies, 45% retweets, 6% quotes
1,858 70 
213. profile imageElizabeth Tasker
@girlandkat


UK astrophysicist working at the Japan Aerospace Exploration Agency (JAXA). Author of 'The Planet Factory', published by @sigmascience (views are my own~)
The Planet Factory
Japan
about.me/elizabethtasker
6 yrs, 2 mos on Twitter
Tweets: 9/day • 27% new, 41% replies, 21% retweets, 10% quotes
1,853 104 
214. profile imageAmanda Yoho
@mandaYoho


Data Scientist, Cosmologist, former NASA Earth & Space Science fellow. Tweets most likely to be about space, beer, or python.
Cleveland, Ohio
5 yrs, 7 mos on Twitter
Tweets: 6/day • 6% new, 21% replies, 57% retweets, 17% quotes
1,852 140 
215. profile imageJames Davenport
@jradavenport


Astronomy PhD, Postdoctoral Fellow, blogger, casual data analyst, Seattleite. All opinions are my own.
jradavenport.github.io
Google Scholar page
5 yrs, 8 mos on Twitter
Tweets: 8/day • 18% new, 33% replies, 45% retweets, 4% quotes
1,851 153 
216. profile imageDr Liz MacDonald 🚀
@spaceyliz


Putting the ⚡ in 🌌 1 orbit at a time. The aurora is my muse. 🛰️ #citsci #scicomm #interdisciplinary #sciart @tweetaurora, space weather, poetry, ☕️ Views💯%mine
NASA, MD, mountains
aurorasaurus.org
Google Scholar page
6 yrs, 2 mos on Twitter
Tweets: 3/day • 16% new, 14% replies, 63% retweets, 8% quotes
1,848 120 
217. profile imagePhil Diamond
@SKA_DG


SKA Director General; husband, father, dedicated Manchester United fan
SKA HQ. Jodrell Bank
8 yrs, 6 mos on Twitter
Tweets: 0.6/day • 12% new, 11% replies, 53% retweets, 25% quotes
1,820 109 
218. profile imageAnthony Rushton
@Astronomer


Marie Curie fellow - Interests: Astronomy & astrophysics, black holes, neutron stars, accretion and jets
University of Oxford
www2.physics.ox.ac.uk/contacts/peopl…
10 yrs, 7 mos on Twitter
Tweets: 0.8/day • 34% new, 32% replies, 33% retweets, 1% quotes
1,806 167 
219. profile imageJo Dunkley
@j_dunkley


Professor of Physics and Astrophysics at Princeton
Our Universe
Princeton, NJ
physics.princeton.edu/~jdunkley
6 yrs, 3 mos on Twitter
Tweets: 0.2/day • 30% new, 15% replies, 41% retweets, 14% quotes
1,773 87 
220. profile imageVanessa Moss
@cosmicpudding


Adventures of the Cosmic Pudding & sidekick Vanessa: astronomy research, outreach, observing... I run @arXiver & @AstroJobVis. More interesting than a giraffe.
Dwingeloo, Nederland
youtube.com/user/thecosmic…
4 yrs, 8 mos on Twitter
Tweets: 3/day • 33% new, 37% replies, 25% retweets, 5% quotes
1,751 76 
221. profile imageBecky Smethurst
@becky1505


Astrophysicist researching galaxies & black holes | I present SCIENCE videos for @sixtysymbols | @galaxyzoo | @dotastronomy | #scicomm | Enthusiasm reigns here!
Nottingham, UK
rebeccasmethurst.co.uk
8 yrs, 9 mos on Twitter
Tweets: 1/day • 23% new, 63% replies, 11% retweets, 4% quotes
1,747 84 
222. profile imageAshley Pagnotta 🌟
@ashpags


Astronomer, Knitter, Fangirl, Tex-Pat. Currently at @CofC. Previously at @AMNH, @LSU, and @TAMU. This is my personal Twitter. 👻 = ashleypagnotta
Charleston, SC
about.me/ashley.pagnotta
9 yrs, 5 mos on Twitter
Tweets: 22/day • 1% new, 97% replies, 0% retweets, 2% quotes
1,744 93 
223. profile imageJorge Melendez
@DrJorgeMelendez


Astrônomo USP. Ensino, Divulgação e Pesquisa em Planetas-Estrelas-Galáxia. Astronomer @ Univ. São Paulo. Teaching, Outreach and Research in Planets-Stars-Galaxy
www.astro.iag.usp.br/~jorge/
explainingtheuniverse.blogspot.com.br
Google Scholar page
3 yrs, 4 mos on Twitter
Tweets: 5/day • 58% new, 3% replies, 33% retweets, 6% quotes
1,738 41 
224. profile imageAlejandro Sánchez
@pmisson


An Astrophysicist working at the @UniofExeterESI?, Leader of @cities4tnight Colaborate with @orison_eu @IDADarkSky @stars4all_eu @iaaucc @ObservaUCM #dyslexic
Falmouth, England / Belin,Germany / Madrid, Spain / Granada,Spain
pmisson.blogspot.com
Google Scholar page
7 yrs, 9 mos on Twitter
Tweets: 3/day • 5% new, 19% replies, 74% retweets, 2% quotes
1,685 114 
225. profile imageJonathan Fortney
@jjfplanet


Professor at UC Santa Cruz & Director of Other Worlds Laboratory. Modeler of planetary atmospheres & interiors. Father, Softballer, Runner, Surfer?, Minnesotan.
Santa Cruz, CA
owl.ucsc.edu
Google Scholar page
5 yrs, 11 mos on Twitter
Tweets: 1/day • 32% new, 31% replies, 29% retweets, 8% quotes
1,675 72 
226. profile imageJamie Molaro
@spacejammie


Planetary scientist. Feminist. Humanist (the actual kind, not the sexist kind). Artist. Probably some other -ists. I make science at NASA/JPL and PSI. [she/her]
Altadena, CA
jmolaro.com
Google Scholar page
9 yrs, 11 mos on Twitter
Tweets: 4/day • 18% new, 41% replies, 33% retweets, 8% quotes
1,658 80 
227. profile imageAndrew Jaffe
@defjaf


Astrophysics, cosmology and more
Bayesian Methods in Cosmology
London
andrewjaffe.net/blog
10 yrs, 10 mos on Twitter
Tweets: 0.8/day • 43% new, 19% replies, 33% retweets, 4% quotes
1,646 121 
228. profile imageDawn Sumner
@sumnerd


curious geologist and professor of Earth and Planetary Sciences UCDavis
here but going there
mygeologypage.ucdavis.edu/sumner
Google Scholar page
9 yrs, 6 mos on Twitter
Tweets: 2/day • 43% new, 21% replies, 28% retweets, 9% quotes
1,644 158 
229. profile imageGeraint F. Lewis
@Cosmic_Horizons


Cosmologist, Galactic Archaeologist. Dragged kicking and screaming on to social media. Author of @AFortunateUni with @lukebarnesastro.
A Fortunate Universe
Dark Matter In Astroparticle and ...
Sydney
cosmic-horizons.blogspot.com
Google Scholar page
3 yrs, 11 mos on Twitter
Tweets: 8/day • 17% new, 71% replies, 11% retweets, 0% quotes
1,635 68 
230. profile imageJohanna
@johannateske


Astronomer, runner, educator, feminist, vegan, baker, #Nats fan
Pasadena, CA
johannateske.virb.com
Google Scholar page
4 yrs, 0 mos on Twitter
Tweets: 11/day • 15% new, 39% replies, 31% retweets, 15% quotes
1,634 110 
231. profile imageTamara Davis
@tamarastro


Astro-frisbeer. Enjoying the Universe's playground.
Brisbane
smp.uq.edu.au/people/TamaraD…
9 yrs, 2 mos on Twitter
Tweets: 0.2/day • 42% new, 25% replies, 25% retweets, 8% quotes
1,625 66 
232. profile imageRay Jayawardhana
@DrRayJay


Astronomer, Explorer, Writer, Speaker. Author of 'Strange New Worlds' and 'Neutrino Hunters'
Neutrino Hunters
Strange New Worlds
Young Stars Near Earth
rayjay.net
6 yrs, 10 mos on Twitter
Tweets: 0.9/day • 33% new, 0% replies, 63% retweets, 4% quotes
1,617 96 
233. profile imageJillian Scudder
@Jillian_Scudder


PhD in astrophysics. Assistant professor at @oberlincollege! I study galaxies & write @astroquizzical (appearing in Forbes).
jillianscudder.com
Google Scholar page
5 yrs, 5 mos on Twitter
Tweets: 4/day • 26% new, 55% replies, 13% retweets, 6% quotes
1,602 111 
234. profile imageJoss Bland-Hawthorn
@JossBlandHawtho


All things novel, astrophysical, mathematical, technological.
The Origin of the Galaxy and Loca...
The Galaxy Disk in Cosmological C...
Sydney, Australia
physics.usyd.edu.au/~jbh/
Google Scholar page
3 yrs, 7 mos on Twitter
Tweets: 6/day • 24% new, 29% replies, 29% retweets, 18% quotes
1,595 64 
235. profile imageEric Mamajek
@EricMamajek


astronomer, dad, reader of stellar tea leaves, searcher of extrasolar needles in haystacks. My tweets are my own.
Pasadena, CA
Google Scholar page
6 yrs, 11 mos on Twitter
Tweets: 2/day • 4% new, 7% replies, 85% retweets, 2% quotes
1,594 53 
236. profile imageAlan Fitzsimmons
@FitzsimmonsAlan


Astronomer @astroqub and banoffee pie maker. Views, opinions and occasional profanity all my own. Yes, I'm wearing an asteroid on my head.
alanfitzsimmons.wordpress.com
6 yrs, 0 mos on Twitter
Tweets: 2/day • 28% new, 28% replies, 39% retweets, 4% quotes
1,545 62 
237. profile imageProfe Jorge Moreno
@astroboy_moreno


NSF-Funded Theoretical Astrophysicist | Visiting Scholar at Harvard | AAS CSMA Chair | Assistant Professor at Pomona College | de-Indigenized “Latinx” | QPOC
Claremont, CA
jmorenosoto.wix.com/astroboy-moreno
3 yrs, 5 mos on Twitter
Tweets: 1/day • 37% new, 1% replies, 37% retweets, 25% quotes
1,543 44 
238. profile imageChristopher Berry
@cplberry


Astrophysicist researching #GravitationalWaves (@LIGO). Tweeting about science, education, LEGO and cake. May contain traces of nuts
Birmingham, England
cplberry.com
Google Scholar page
3 yrs, 9 mos on Twitter
Tweets: 5/day • 3% new, 56% replies, 33% retweets, 9% quotes
1,533 91 
239. profile imageMichael Brown
@MJIBrown


Astronomer, Monash University academic, Conversation contributor, no fan of pseudo-science.
Melbourne, Australia
theconversation.com/profiles/micha…
Google Scholar page
4 yrs, 6 mos on Twitter
Tweets: 19/day • 16% new, 45% replies, 29% retweets, 10% quotes
1,523 112 
240. profile imageMark Marley
@astromarkmarley


Astronomer working for a well known national space agency. Interests include extrasolar planets, brown dwarfs, giant planets. Opinions are mine alone.
Brown Dwarf Variability
Mountain View, California
google.com/profiles/Mark.…
Google Scholar page
7 yrs, 5 mos on Twitter
Tweets: 3/day • 24% new, 42% replies, 22% retweets, 12% quotes
1,509 92 
241. profile imageChris Impey
@ImpeyChris


Unreconstructed Scot, Astronomer, Writer, Dad, Victim of the Big Bang, Novice of Time and Space
Einstein's Monsters
Dreams of Other Worlds
Beyond: Our Future in Space
Tucson, Arizona, USA
chrisimpey.com
4 yrs, 10 mos on Twitter
Tweets: 1/day • 100% new, 0% replies, 0% retweets, 0% quotes
1,503 71 
242. profile imageAdam Burgasser
@browndwarfs


astrophysicist, professor, and preferably in the water.
on a plane, or San Diego
pono.ucsd.edu/~adam
Google Scholar page
7 yrs, 5 mos on Twitter
Tweets: 0.6/day • 88% new, 7% replies, 5% retweets, 0% quotes
1,493 52 
243. profile imagePhil Marshall
@drphilmarshall


Astrophysicist, into cosmology, gravitational lenses and inference. This is the closest thing I have to a research blog. I'll write more if you tweet at me.
San Francisco
slac.stanford.edu/~pjm
Google Scholar page
8 yrs, 8 mos on Twitter
Tweets: 0.9/day • 46% new, 35% replies, 15% retweets, 4% quotes
1,480 75 
244. profile imageEmily Levesque
@emsque


The real exciting sound in science is not, 'Eureka!' It's, 'Wow, that's weird.'
Seattle, WA
emlevesque.com
7 yrs, 11 mos on Twitter
Tweets: 0.7/day • 24% new, 50% replies, 19% retweets, 6% quotes
1,472 46 
245. profile imageCarole Mundell
@CGMundell


Professor of Extragalactic Astronomy & Head of Physics; views my own. RT not endorsements etc
University of Bath, UK
bath.ac.uk
7 yrs, 8 mos on Twitter
Tweets: 3/day • 23% new, 15% replies, 43% retweets, 19% quotes
1,451 106 
246. profile imageRob Thacker
@DrRob_Thacker


Director, @SMUHalifax Science Outreach Centre & astrophysics prof. Co-host of Sound of Science, CBCNS Radio 1 Mondays @ 4. Piecing together galaxies bit by bit.
Halifax, Canada
ap.smu.ca/~thacker
7 yrs, 10 mos on Twitter
Tweets: 6/day • 21% new, 64% replies, 11% retweets, 4% quotes
1,449 120 
247. profile imageTeresa Anderson
@_TeresaAnderson


Director, @jodrellbank Discovery Centre, The University of Manchester, Science-Culture Director @bluedotfestival , Chair @DaphneJacksonTr , All views my own etc
Jodrell Bank & Manchester
8 yrs, 11 mos on Twitter
Tweets: 1/day • 10% new, 23% replies, 63% retweets, 4% quotes
1,432 40 
248. profile imageMatt Mechtley ☕️💻🌹
@biphenyl


Dot Product Enthusiast • Unity/C# Game Dev • Formerly: Quasar Astronomy/Data Science, Blurst, PowerGlove innovator
A mote of dust in a sunbeam
biphenyl.org
10 yrs, 0 mos on Twitter
Tweets: 4/day • 13% new, 9% replies, 71% retweets, 6% quotes
1,423 110 
249. profile imageHugh Osborn
@exohugh


Exoplanet-hunting astronomer at @LAM_Marseille. Occasional science blogger/podcaster. Expert procrastinator. Views my own
UK
hughosborn.co.uk/lostintransits
8 yrs, 5 mos on Twitter
Tweets: 4/day • 16% new, 54% replies, 16% retweets, 14% quotes
1,404 83 
250. profile imageRuth Angus
@ruthangus


Researching exoplanets & rebugging in python.
Oxford, UK
ruthang.us
6 yrs, 8 mos on Twitter
Tweets: 0.3/day • 44% new, 47% replies, 8% retweets, 1% quotes
1,403 65 
251. profile imageTom Barclay
@mrtommyb


Astronomer/astrophysicist. I study planets orbiting other stars and go to punk rock shows. I tweet about things that interest me or make me laugh.
Silver Spring, MD
tombarclay.com
Google Scholar page
8 yrs, 6 mos on Twitter
Tweets: 1/day • 34% new, 56% replies, 3% retweets, 7% quotes
1,400 73 
252. profile imageAstronomer
@ArifSolmaz


Astrophysics PhD student, Communication Scientist
Mersin, Türkiye
cag.edu.tr/arif-solmaz
8 yrs, 8 mos on Twitter
Tweets: 3/day • 6% new, 8% replies, 85% retweets, 1% quotes
1,396 125 
253. profile imageDr Matt Burleigh
@Matt_Burleigh


Pro astronomer, exoplanet hunter, white dwarf expert, Reader at the University of Leicester. Also total cricket nut, real ale fan, shareholder @RedLionPreston
Preston, Hertfordshire
mattburleigh.wordpress.com
8 yrs, 0 mos on Twitter
Tweets: 16/day • 13% new, 29% replies, 45% retweets, 12% quotes
1,386 73 
254. profile imageJesús Martínez Frías
@J_MartinezFrias


Planetary Geology/Astrobiology, IGEO, CSIC-UCM. NASA/ESA missions. President, IAGETH. Director, REDESPA. Lanzarote Geopark. PANGAEA instructor. EiC, Geosciences
Madrid, Comunidad de Madrid
tierra.rediris.es/jmfrias
Google Scholar page
7 yrs, 0 mos on Twitter
Tweets: 15/day • 96% new, 0% replies, 3% retweets, 0% quotes
1,384 121 
255. profile imageJonathan Pritchard
@jr_pritchard


Imperial astrophysicist and bewildered vagabond. SKA enthusiast. @ERC_research funded (opinions mine, not employer's)
Richmond, London
pritchardjr.github.io
Google Scholar page
7 yrs, 0 mos on Twitter
Tweets: 4/day • 27% new, 24% replies, 35% retweets, 15% quotes
1,373 79 
256. profile imageSimon O'Toole
@drsimmo


Astronomer, science communicator, manager of information, football nut, foodie, dad. Opinions posted are my own.
Sydney
iwouldntnormallycall.wordpress.com
Google Scholar page
9 yrs, 0 mos on Twitter
Tweets: 3/day • 12% new, 31% replies, 45% retweets, 12% quotes
1,359 83 
257. profile imageJaime Zamorano
@cefalopodo


astrofísico @unicomplutense Otro fotógrafo aficionado. Vigilando los fotómetros de REECL https://t.co/EHjDruHHbz @stars4all_eu #LightPollution
Highlights of Spanish Astrophysic...
Highlights of Spanish Astrophysic...
Highlights of Spanish Astrophysic...
Madrid (Spain)
stars4all.eu
Google Scholar page
10 yrs, 9 mos on Twitter
Tweets: 4/day • 5% new, 7% replies, 87% retweets, 1% quotes
1,356 97 
258. profile imageJohan Richard
@novaric


Astronome: Distant galaxies, Instrumentation, Outreach. Twits en Français and in English.
Lyon
cral.univ-lyon1.fr/labo/perso/joh…
Google Scholar page
8 yrs, 11 mos on Twitter
Tweets: 0.4/day • 13% new, 18% replies, 66% retweets, 4% quotes
1,353 35 
259. profile imageCourtney Dressing
@AstroDressing


I'm an astronomer looking for potentially Earth-like planets around nearby stars.
Pasadena, CA
gps.caltech.edu/~dressing
3 yrs, 1 mo on Twitter
Tweets: 0.2/day • 37% new, 31% replies, 29% retweets, 3% quotes
1,352 39 
260. profile imageAdrian Price-Whelan
@adrianprw


astrophysics postdoc @ Princeton, galaxy dynamics github.com/adrn facebook.com/operatormusicb…
Princeton, NJ
adrian.pw
Google Scholar page
6 yrs, 7 mos on Twitter
Tweets: 2/day • 22% new, 49% replies, 23% retweets, 6% quotes
1,344 59 
261. profile imageAdam Becker
@freelanceastro


I write, speak, & code science stuff. My book on the quest for the meaning of quantum physics, WHAT IS REAL?, out 3/20 with @BasicBooks. whatisre.al
What Is Real?
Oakland, CA
freelanceastro.com
Google Scholar page
7 yrs, 8 mos on Twitter
Tweets: 0.6/day • 31% new, 37% replies, 29% retweets, 3% quotes
1,340 100 
262. profile imageTyler Nordgren
@NightSkyPark


Astronomer, Artist, Night Sky Ambassador to America's National Parks
Sun Moon Earth
Night Sky: A Guide to Our Galaxy
Stars Above, Earth Below
Claremont CA
tylernordgren.com
4 yrs, 10 mos on Twitter
Tweets: 0.7/day • 28% new, 39% replies, 30% retweets, 2% quotes
1,335 63 
263. profile imageNathalie Ouellette
@AngryAstroPanda


#Astrophysicist, PhD * Edu/Outreach Officer @ CPARC/@queensu * Dog Lover * #Hapa * [email protected] Science should be accessible to all! #scicomm
Kingston, Ontario
astropanda.space
5 yrs, 3 mos on Twitter
Tweets: 1/day • 30% new, 39% replies, 14% retweets, 16% quotes
1,273 33 
264. profile imageBenneHolwerda
@BenneHolwerda


Astronomer at large (mostly harmless). University of Louisville. Opinions & typos obv my own.
Louisville, KY
Google Scholar page
9 yrs, 6 mos on Twitter
Tweets: 4/day • 24% new, 47% replies, 21% retweets, 8% quotes
1,267 66 
265. profile imageKevin Grazier
@kevingrazier


Planetary Scientist. West Point CS Prof. Science advisor on Gravity, BSG, Pirates 5, EUReKA. Co-author of Hollyweird Science books. Packer Backer. Rodentophile.
Hollyweird Science
Hollyweird Science
Hollywood Chemistry
Earth
linkedin.com/profile/view?i…
4 yrs, 6 mos on Twitter
Tweets: 2/day • 58% new, 15% replies, 25% retweets, 2% quotes
1,266 79 
266. profile imageKevin Peter Hand
@Alienoceans


Highland Park, Los Angeles
5 yrs, 0 mos on Twitter
Tweets: 0.1/day • 32% new, 25% replies, 36% retweets, 7% quotes
1,261 48 
267. profile imageMichelle Collins
@michelle_lmc


Astrophysics Lecturer @surreyastro, working on Local Group galaxies. Soft spot for Andromeda. Keen runner therunningastronomer.com
Guildford, England
astromichelle.wordpress.com
8 yrs, 8 mos on Twitter
Tweets: 3/day • 22% new, 41% replies, 31% retweets, 6% quotes
1,256 55 
268. profile imageCaroline Morley
@AstroCaroline


Cloud Ninja, Sagan Fellow at Harvard, modeler of substellar atmospheres
Cambridge, MA
carolinemorley.com
5 yrs, 3 mos on Twitter
Tweets: 0.2/day • 30% new, 47% replies, 17% retweets, 6% quotes
1,255 55 
269. profile imageLiberal Intellectual
@davecl42


Astrophysicist; SF writer. Short story collection Disturbed Universes available now! Tweets my own.
Disturbed Universes
Infrared Astronomy – Seeing the...
Quasar Hosts
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270. profile imageSusanna Kohler
@susannakohler


Astrophysics PhD, science writer at the American Astronomical Society (@AASNova), science communication enthusiast. Views are my own.
Pasadena, CA
4 yrs, 5 mos on Twitter
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271. profile imageJim Wild
@jim_wild


Professor of space physics at Lancaster University. Novice ultra-distance and fell-runner and a fan of curry. Views expressed are my own.
Lancashire
jwild.co.uk
8 yrs, 1 mo on Twitter
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272. profile imageGrant Tremblay
@astrogrant


Astrophysicist at the Harvard-Smithsonian Center for Astrophysics. Previously an Einstein Fellow @Yale, Fellow @ESO, and SDAS regular @STScI. Views my own.
Cambridge, MA
granttremblay.com
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8 yrs, 10 mos on Twitter
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273. profile imageJesse Rogerson
@jesserogerson


I'm an astronomer, science communicator, and enthusiast of awesome things. Science Advisor at @avSpaceMuseum/@MuseeAvEspace
Ottawa, Canada
jesserogerson.com
7 yrs, 8 mos on Twitter
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1,226 67 
274. profile imageSteinn Sigurdsson
@steinly0


Icelandic Astrophysicist. arXiv Scientific Director. Planets, Black Holes & Stuff. Whole Universes, If Needed. Dynamics of Cats; To Say Nothing of The Dog.
scienceblogs.com/catdynamics
7 yrs, 3 mos on Twitter
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275. profile imageAbbie⛄️
@abigailStev


Scientist👩🏻‍🔬 feminist🌈 activist✊ nerd👩🏻‍💻 PhD candidate @uva_api🔭 pythoner🐍 tea enthusiast☕️ prev. @ualberta, @bardcollege. Fledgling Michigander. She/her.
Lansing, MI
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6 yrs, 11 mos on Twitter
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276. profile imageRamin Skibba
@raminskibba


freelance writer/journalist & vociferous science advocate; not afraid of politics; former astrophysicist; lover of space & nerdy stuff, also the Muppets
San Diego, CA
raminskibba.net
4 yrs, 1 mo on Twitter
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1,206 94 
277. profile imageGianfranco Bertone
@gfbertone


Astroparticle Physicist. Spokesperson @GRAPPAInstitute. Creator of the 'Dark Matter' app goo.gl/aM2HWp
Behind the Scenes of the Universe
Particle Dark Matter
Amsterdam, NL
gianfrancobertone.net
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5 yrs, 11 mos on Twitter
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278. profile image(((Dr. Nicole)))
@jazztronomy


Astronomy PhD and STEM equity advocate | #LatinaInSTEM | I have the best ideas.
Catlanta
3 yrs, 3 mos on Twitter
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1,193 67 
279. profile imagePaul A. Wilson
@Paul_A_Wilson


Observational Astronomer working on Exoplanet Atmospheres and ExoComets 🔭 PGP: EEB8 3AA9 98E1 74B4 249A 306D 7B6D 9D23 C657 5E83
Leiden
paulanthonywilson.com
8 yrs, 9 mos on Twitter
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1,189 73 
280. profile imageKevork N. Abazajian
@kevaba


Cosmologist & Professor at the University of California, Irvine. Candidate for Irvine City Council. Opinions are my own.
Irvine, CA
kevforcouncil.com
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6 yrs, 7 mos on Twitter
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1,189 57 
281. profile imageDr Frank Summers
@drfranksummers


Outreach Astrophysicist with Hubble, Scientific Visualization Supervisor on Imax Hubble 3D, host of Hubble's Universe Unfiltered video podcast
Baltimore, MD
hubblesite.org/explore_astron…
8 yrs, 10 mos on Twitter
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1,188 51 
282. profile imageProf Sarah Bridle
@sarahbridle


Astrophysicist at the University of Manchester working on gravitational lensing and food
Manchester
sarahbridle.net
7 yrs, 8 mos on Twitter
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1,166 59 
283. profile imageSarah Maddison
@ProfAstroSarah


Dean, School of Science @Swinburne; astrophysicist, planet builder; promoter of #science; advocate for #genderequity and #WomenInSTEM
Melbourne, Australia
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3 yrs, 10 mos on Twitter
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1,161 83 
284. profile imageMorgan Rehnberg
@MorganRehnberg


Astronomer, writer, public speaker. Director of Scientific Presentation at @fwmsh. Will try to put history into anything.
Fort Worth, TX
morganrehnberg.com
4 yrs, 0 mos on Twitter
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1,149 58 
285. profile imageA R Cooray
@acooray


(Astro)-Physicist co-chairing @NASAOriginsTele. @UrekaScience in App stores next month. Details Ureka.Science #urekascience #openscience
Applications Of Halo Approach To ...
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9 yrs, 5 mos on Twitter
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1,141 71 
286. profile imageAlexander B Fry
@TheAstronomist


Hazy cosmonaut, raconteur, & astrophysics PhD. Machine learning engineer. Thoughts randomly seeded on science, culture, art, philosophy, astrophysics.
Seattle
commonobserver.com
8 yrs, 7 mos on Twitter
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1,136 165 
287. profile imageLiz B ☆
@astro_Liz


Multiwavelength X-ray/Optical Astronomer at @ESO. Bleeding heart liberal & intersectional feminist. All views my own #WomenInSTEM #ActualLivingScientist
Santiago, Chile
lizbartlett.com
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5 yrs, 10 mos on Twitter
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1,134 54 
288. profile imageBrian [25th Amendment, Section 4] Wolven 🛰 🌎
@brianwolven


Veni, vidi, velo. BadAeronomer. Supervised by two felines. Terrified of dyslexic zombies.
Columbia, Maryland, USA
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8 yrs, 9 mos on Twitter
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1,132 60 
289. profile imageSudeep Das
@datamusing


Astrophysicist. Machine Learning Expert. Artist. Storyteller. AI @ Netflix
San Francisco
medium.com/@datamusing
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4 yrs, 7 mos on Twitter
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1,131 106 
290. profile imageJoel Parker
@joelwmparker


astronomer, scientist on space missions (New Horizons, Rosetta), actor, drummer, bike commuter, host/producer for How on Earth show, hubby & dad.
Boulder, Colorado, USA
boulder.swri.edu/~joel
7 yrs, 10 mos on Twitter
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1,122 91 
291. profile imageDouglas P Finkbeiner
@DPFink


Astronomer and Physicist
Harvard University
nebel.rc.fas.harvard.edu/dfink/
5 yrs, 5 mos on Twitter
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1,113 50 
292. profile imageLawrence Bilton
@Lawrious


27. Geek. @UniofHull Astro PhD student. Casual Physics/Astro tweeting. Cepheid Variables are my standard candles. Jovial about life, serious about Astronomy.
Hull, England
observationalastronomer.com
8 yrs, 9 mos on Twitter
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1,110 49 
293. profile imageJosh Peek
@jegpeek


Personal account; statements do not reflect the position of any employer!
Baltimore
stsci.edu/~jegpeek/
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8 yrs, 11 mos on Twitter
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294. profile imageLauren Weiss
@LaurenMWeiss


PhD, astronomer, exoplaneteer, astroboffin, exoplanet blogger rockyworlds.wordpress.com, Trottier Fellow at the Institute for Research on Exoplanets.
Montréal, Québec
astro.berkeley.edu/~lweiss
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5 yrs, 9 mos on Twitter
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1,091 43 
295. profile imageCéline Bœhm
@CelineBoehm1


University Professor. Astroparticle Physics, Cosmology + space missions. Views = my own.
Durham
3 yrs, 9 mos on Twitter
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1,089 36 
296. profile imageMegan Donahue
@astrophysics


I'm an astronomy professor at Michigan State University. I maintain chemical balances of sorts by running. Playing bass in two Lansing bands, GSB & Dr. Decade.
Cosmic Perspective, The (5th Edit...
Michigan
pa.msu.edu/~donahue
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9 yrs, 4 mos on Twitter
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297. profile imageMatthew Turk
@powersoffour


I'm an assistant professor at UIUC in the iSchool and Astronomy. I also work on @yt_astro and I'm on the board of @NumFOCUS. Tweets are my own.
Champaign, IL
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9 yrs, 11 mos on Twitter
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1,064 96 
298. profile imageHeino Falcke
@hfalcke


Prof. of Astroparticle Physics & Radio Astronomy, black hole shadow, LOFAR, Galactic Center, Science & Religion, Christian, Dutch Lion from Germany, European
Radboud University, Nijmegen
astro.ru.nl/~falcke
Google Scholar page
5 yrs, 8 mos on Twitter
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1,063 44 
299. profile imageKimberly Cartier
@AstroKimCartier


Astronomy & Astrophyiscs PhD, science communicator, writer & production team for @AGU_Eos. Tweets are mine. eos.org/author/k-m-s-c…
State College, PA
kimberlycartier.org
2 yrs, 6 mos on Twitter
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1,062 52 
300. profile imageM. Linden-Vørnle
@astrosmoelf


Astrophysicist and Chief Adviser at the National Space Institute in Denmark. My main interests are cosmology, astrobiology, satellite infrastructure and drones.
Copenhagen
linkedin.com/in/mykal
7 yrs, 1 mo on Twitter
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301. profile imageShane L. Larson
@sciencejedi


Dad, LegoManiac, PenNerd, Astronomer (professional and amateur); Professor at Northwestern University, Associate Director at @NUCIERA. My tweets are all me.
Evanston, IL
writescience.wordpress.com
5 yrs, 9 mos on Twitter
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1,049 56 
302. profile imageAndrew Rushby
@andrewrushby


NASA Postdoctoral Management Program Astrobiology Fellow at @NASAAmes, working for @nexssinfo. Co_host of @exo_cast. Maybe some bad poems.
Mountain View, CA
bit.ly/andrewrushby
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7 yrs, 9 mos on Twitter
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1,046 63 
303. profile imageCaitlin Casey
@astrocaits


Astronomer and Assistant Professor at the University of Texas at Austin.
Austin, TX
as.utexas.edu/~cmcasey
3 yrs, 11 mos on Twitter
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1,044 
304. profile imageDr Chris Tibbs
@chris_tibbs


Advocate for #OpenAccess and #OpenData at the @UniOfExeter. Formerly of @JodrellBank, @Caltech, and @ESA.
Exeter
8 yrs, 10 mos on Twitter
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1,043 109 
305. profile image✮ laυren вιddle ✮
@ZeepXanflorp


Sentient, animated, water-stuff who thinks about the universe for a living | 'If I could offer you one tip for the future, ..sunscreen... would be.... it.'
A pale blue dot ⊕
5 yrs, 7 mos on Twitter
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1,042 52 
306. profile imageMaximiliano Isi
@maxisi


Physics doctoral candidate at @Caltech, part of the @LIGO Lab Astrophysics Group. (Tweets English & Español)
Pasadena, CA
maxisi.me
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8 yrs, 5 mos on Twitter
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1,042 17 
307. profile imageNaomi McC-G
@naomimcgriff


Mother, Astrophysics Prof at #ANU, Runner, Cook. From Portland, Oregon. Now also Australian. Opinions my own.
Canberra, Australia
mso.anu.edu.au/~naomi/
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5 yrs, 10 mos on Twitter
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1,040 40 
308. profile imageOlga Zamora
@omzamora


Investigadora en evolución estelar y Astrónoma de Soporte del @IAC_Astrofisica. Contributor to the @APOGEEsurvey pipeline and @sdssurveys architect
Tenerife, España
paper.li/omzamora/13275…
7 yrs, 5 mos on Twitter
Tweets: 2/day • 44% new, 34% replies, 13% retweets, 10% quotes
1,031 
309. profile imageLynn Carter
@lynn_carter8


Associate Prof. at U. of Arizona Dept. of Planetary Science researching Venus, Mars, the Moon, Europa, and sometimes asteroids. #teamradar
Silver Spring, MD
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5 yrs, 6 mos on Twitter
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1,030 56 
310. profile imageLuigi Foschini
@LFoschini


Astrofisico presso l'Osservatorio Astronomico di Brera (Milano,Merate) dell'Istituto Nazionale di Astrofisica (INAF) e runner.
Imbersago, Lombardia
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5 yrs, 11 mos on Twitter
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1,027 24 
311. profile imageJulian Onions
@julianonions


Programmer, Dr Astrophysics, FRAS, NAM2016 LOC, mostly harmless, does various talks on Astronomy
Nottingham, UK
ou-know.blogspot.com
Google Scholar page
9 yrs, 10 mos on Twitter
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1,025 34 
312. profile imageJohn O'Meara
@astronomeara


Father, Astronomer, teacher, science policy nerd, VT craft beer fan. Cosmic Origins Science Lead for #LUVOIR Member AAAC, Vice Chair COPAG EC. Tweets are my own
Essex Junction, Vermont
Google Scholar page
8 yrs, 4 mos on Twitter
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1,013 63 
313. profile imagePedro G Ferreira
@PedroTGFerreira


Cosmologist at the University of Oxford. Author of The Perfect Theory.
Oxford
pedroferreira.co.uk
4 yrs, 5 mos on Twitter
Tweets: 0.2/day • 22% new, 7% replies, 71% retweets, 0% quotes
1,006 42 

Last tweeted over a year ago

314. profile imageIn Memoriam
Susan N
@whymommy


Scientist, Mom, Survivor of 4 breast cancers. Also blogging at MothersWithCancer.com and WomeninPlanetaryScience.com. Together, we can do anything.
Washington, D.C.
toddlerplanet.wordpress.com
4 yrs, 0 mos on Twitter until last tweet (2012-Jan-24)
Tweets: 3/day • 70% new, 18% replies, 12% retweets, 0% quotes
6,661 433 
315. profile imageStacie Powell
@powellstacie


Olympic GB 10m Platform Diver Astrophysics PhD student at The University of Cambridge
3 yrs, 11 mos on Twitter until last tweet (2016-Feb-22)
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2,384 104 
316. profile imageRobert C. Tautz
@rctautz


Theoretical plasma astrophysicist studying cosmic rays, plasma instabilities, and general problems of mathematical and computational physics. Tweets are my own.
Germany
rctautz.de
6 yrs, 7 mos on Twitter until last tweet (2016-May-06)
Tweets: 1/day • 45% new, 1% replies, 53% retweets, 2% quotes
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