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TrueSciPhi

Astronomers on Twitter

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

Updated: 2017-Sep-25 11:00 UTC. Listed users: 299. 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
Welcome to the Universe
Astrophysics for People in a Hurr...
New York City
haydenplanetarium.org/tyson/
8 yrs, 7 mos on Twitter
Tweets: 2/day • 46% new, 49% replies, 1% retweets, 4% quotes
9,233,667 45,203 
2. profile imagePhil Plait
@BadAstronomer


SCIENCE! I love this stuff. My blog RSS feed: blastr.com/tags/bad-astro…
Bad Astronomy
Boulder
about.me/philplait
10 yrs, 5 mos on Twitter
Tweets: 19/day • 18% new, 63% replies, 5% retweets, 14% quotes
606,163 12,905 
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
Google Scholar page
7 yrs, 0 mos on Twitter
Tweets: 1/day • 12% new, 39% replies, 43% retweets, 6% quotes
338,602 224 
4. profile imageKatie Mack
@AstroKatie


(a.k.a. Dr Katherine J Mack) astrophysicist, occasional freelance science writer, connoisseur of airplane food
Melbourne, Australia, or not
astrokatie.com
Google Scholar page
8 yrs, 5 mos on Twitter
Tweets: 28/day • 11% new, 67% replies, 13% retweets, 10% quotes
180,712 3,005 
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, 6 mos on Twitter
Tweets: 38/day • 66% new, 11% replies, 16% retweets, 8% quotes
170,153 6,722 
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.
Pasadena, CA
planetary.org/emily
9 yrs, 4 mos on Twitter
Tweets: 15/day • 7% new, 37% replies, 45% retweets, 10% quotes
139,899 4,465 
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/
4 yrs, 9 mos on Twitter
Tweets: 18/day • 16% new, 71% replies, 3% retweets, 10% quotes
75,052 1,802 
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, 1 mo on Twitter
Tweets: 9/day • 15% new, 29% replies, 20% retweets, 36% quotes
57,471 1,904 
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, 5 mos on Twitter
Tweets: 5/day • 21% new, 67% replies, 8% retweets, 4% quotes
55,556 1,725 
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, 5 mos on Twitter
Tweets: 1/day • 39% new, 1% replies, 58% retweets, 2% quotes
48,692 1,130 
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, 7 mos on Twitter
Tweets: 11/day • 25% new, 22% replies, 53% retweets, 0% quotes
*Follows 0.92 feeds per follower
47,777* 1,239 
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, 0 mos on Twitter
Tweets: 5/day • 88% new, 1% replies, 11% retweets, 1% quotes
39,188 2,111 
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, 7 mos on Twitter
Tweets: 44/day • 30% new, 33% replies, 30% retweets, 8% quotes
37,306 1,689 
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, 4 mos on Twitter
Tweets: 4/day • 14% new, 40% replies, 25% retweets, 22% quotes
36,902 652 
15. profile imageDr. Ian O'Neill
@astroengine


Recovering British solar physicist, space science writer, skeptic, liberal, atheist, alien whisperer
Woodland Hills, Los Angeles
astroengine.com
9 yrs, 1 mo on Twitter
Tweets: 13/day • 16% new, 41% replies, 29% retweets, 14% quotes
36,408 1,345 
16. 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, 8 mos on Twitter
Tweets: 7/day • 16% new, 25% replies, 45% retweets, 14% quotes
35,027 1,596 
17. profile imageMatt Taylor
@mggtTaylor


I work at ESA on the Rosetta mission. 501st Dutch Garrison TK67676 EIB
Netherlands
5 yrs, 0 mos on Twitter
Tweets: 8/day • 16% new, 37% replies, 29% retweets, 18% quotes
34,361 631 
18. 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, 7 mos on Twitter
Tweets: 0.3/day • 58% new, 1% replies, 37% retweets, 4% quotes
33,208 899 
19. profile imageRobert Simpson
@orbitingfrog


Googler, astronomer, TED Fellow. Views are my own.
UK
orbitingfrog.com
Google Scholar page
10 yrs, 5 mos on Twitter
Tweets: 3/day • 78% new, 11% replies, 11% retweets, 0% quotes
33,032 445 
20. profile imageSelçuk Topal
@astronomTurk


#Bilim #Uzay BSc+MSc @AnkaraUni PhD @UniofOxford #Astronomer Dr. #sciencecommunicator #AstroOutreach, Astro-Yazar #gelecekuzayda Insta: goo.gl/Qa6dbb
Planet Earth
selcuktopal.net
4 yrs, 8 mos on Twitter
Tweets: 3/day • 43% new, 40% replies, 9% retweets, 8% quotes
31,921 62 
21. 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, 5 mos on Twitter
Tweets: 18/day • 12% new, 65% replies, 19% retweets, 4% quotes
31,790 1,072 
22. 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, 0 mos on Twitter
Tweets: 3/day • 14% new, 53% replies, 15% retweets, 18% quotes
26,899 927 
23. 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
4 yrs, 10 mos on Twitter
Tweets: 11/day • 6% new, 0% replies, 59% retweets, 35% quotes
26,639 874 
24. profile imageAmy Mainzer
@AmyMainzer


Scientist
Jet Propulsion Laboratory
science.jpl.nasa.gov/people/Mainzer/
4 yrs, 7 mos on Twitter
Tweets: 2/day • 14% new, 77% replies, 6% retweets, 4% quotes
25,500 774 
25. 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
8 yrs, 10 mos on Twitter
Tweets: 0.1/day • 86% new, 13% replies, 0% retweets, 2% quotes
25,030 1,120 
26. 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
Earth in Human Hands
Towards Understanding the Climate...
Venus Revealed
Biosphere One
funkyscience.net
Google Scholar page
6 yrs, 0 mos on Twitter
Tweets: 13/day • 20% new, 27% replies, 47% retweets, 6% quotes
24,757 665 
27. profile imageAlanStern
@AlanStern


Scientist. Space Explorer. Optimist. Pilot. Dad. Not necessarily in that order. Follow my New Horizons Twitter feed @NewHorizons2015.
Pluto and Charon
Worlds Beyond
Our Universe
Boulder, CO
9 yrs, 2 mos on Twitter
Tweets: 6/day • 10% new, 13% replies, 77% retweets, 0% quotes
24,078 883 
28. 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, 4 mos on Twitter
Tweets: 3/day • 51% new, 40% replies, 9% retweets, 0% quotes
20,833 413 
29. 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
7 yrs, 9 mos on Twitter
Tweets: 3/day • 10% new, 45% replies, 38% retweets, 7% quotes
20,733 538 
30. 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, 6 mos on Twitter
Tweets: 4/day • 30% new, 41% replies, 23% retweets, 6% quotes
20,439 831 
31. profile imageDr. Chanda 🇧🇧
@IBJIYONGI


Chanda Prescod-Weinstein, physicist of the early universe, #BlackandSTEM 🏳️‍🌈#enby ♀️Jew4Pal de East LA, EIC @TheOffingMag #histSTM https://t.co/CTwP5K5W9l
Seattle, WA/Cambridge, MA
cprescodweinstein.com
9 yrs, 3 mos on Twitter
Tweets: 25/day • 14% new, 35% replies, 36% retweets, 14% quotes
19,561 663 
32. 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
8 yrs, 8 mos on Twitter
Tweets: 7/day • 20% new, 63% replies, 12% retweets, 6% quotes
19,366 649 
33. 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, 3 mos on Twitter
Tweets: 3/day • 16% new, 30% replies, 41% retweets, 14% quotes
18,047 592 
34. 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, 1 mo on Twitter
Tweets: 2/day • 26% new, 55% replies, 13% retweets, 6% quotes
17,386 826 
35. profile imageJavier Armentia
@javierarmentia


Astrofísico, comunicador científico, escéptico, ateo, mala gente en general. Ah, y gay.
Pamplona
javierarmentia.com
Google Scholar page
8 yrs, 3 mos on Twitter
Tweets: 9/day • 28% new, 31% replies, 35% retweets, 6% quotes
16,972 829 
36. 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, 3 mos on Twitter
Tweets: 14/day • 24% new, 43% replies, 21% retweets, 12% quotes
16,661 1,045 
37. profile imageAlan Duffy
@astroduff


Astronomer / physicist. A/Professor at @Swinburne making galaxies there since 2014. Instagram.com/dr.a.duffy
Melbourne
alanrduffy.com
Google Scholar page
5 yrs, 2 mos on Twitter
Tweets: 8/day • 19% new, 59% replies, 9% retweets, 14% quotes
16,429 337 
38. 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, 7 mos on Twitter
Tweets: 10/day • 100% new, 1% replies, 0% retweets, 0% quotes
16,053 290 
39. 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, 0 mos on Twitter
Tweets: 15/day • 24% new, 17% replies, 55% retweets, 4% quotes
15,567 953 
40. 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, 6 mos on Twitter
Tweets: 2/day • 45% new, 9% replies, 15% retweets, 30% quotes
15,528 442 
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, 6 mos on Twitter
Tweets: 9/day • 16% new, 27% replies, 53% retweets, 5% quotes
14,946 679 
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
7 yrs, 10 mos on Twitter
Tweets: 23/day • 27% new, 41% replies, 21% retweets, 11% quotes
14,570 621 
43. 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, 4 mos on Twitter
Tweets: 0.9/day • 31% new, 51% replies, 7% retweets, 10% quotes
13,241 157 
44. profile imageAdam Frank
@AdamFrank4


Astrophysicist: University of Rochester. NPR Science Blogger: 13.7. Author: About Time: Cosmology Culture at the Twilight of the Big Bang.
Astronomy: At Play in the Cosmos
Astronomy
About Time
University of Rochester
facebook.com/pages/Adam-Fra…
6 yrs, 1 mo on Twitter
Tweets: 3/day • 22% new, 5% replies, 51% retweets, 21% quotes
12,930 530 
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
7 yrs, 10 mos on Twitter
Tweets: 23/day • 35% new, 10% replies, 54% retweets, 2% quotes
*Follows 0.76 feeds per follower
12,500* 726 
46. 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, 4 mos on Twitter
Tweets: 5/day • 30% new, 17% replies, 46% retweets, 6% quotes
11,337 462 
47. profile imagePaul M. Sutter
@PaulMattSutter


Astrophysicist @OhioState | Chief Scientist @COSI | Agent to the Stars
pmsutter.com
Google Scholar page
5 yrs, 5 mos on Twitter
Tweets: 2/day • 64% new, 19% replies, 13% retweets, 5% quotes
*Follows 0.74 feeds per follower
11,267* 266 
48. profile imageSophia Nasr
@Astropartigirl


Astroparticle physicist working on dark matter. PhD in cosmology @UCIrvine. On a mission to captivate the world with physics, one particle at a time.
🐶|Los Angeles〉+ 🐹|Irvine〉
astropartigirl.com
7 yrs, 4 mos on Twitter
Tweets: 13/day • 14% new, 62% replies, 21% retweets, 3% quotes
11,223 429 
49. 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, 8 mos on Twitter
Tweets: 6/day • 22% new, 67% replies, 7% retweets, 4% quotes
11,213 605 
50. 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, 0 mos on Twitter
Tweets: 3/day • 27% new, 50% replies, 21% retweets, 2% quotes
11,138 276 
51. profile imageMC Stardust ✨
@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, 5 mos on Twitter
Tweets: 38/day • 20% new, 26% replies, 41% retweets, 12% quotes
11,018 524 
52. profile imageLucianne Walkowicz
@shaka_lulu


Astrophysicist @AdlerPlanet, Chair of Astrobiology @librarycongress, multimedia artist. (banner: 'Afronauts' by @tobogganeer) Ⓥ
Chicago, IL, USA, Earth
tangledfields.com
Google Scholar page
6 yrs, 7 mos on Twitter
Tweets: 4/day • 26% new, 36% replies, 18% retweets, 20% quotes
10,452 381 
53. 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, 5 mos on Twitter
Tweets: 5/day • 20% new, 59% replies, 17% retweets, 3% quotes
10,051 631 
54. profile imageEd Lu
@astroEdLu


Finding a million asteroids!
Pale Blue Dot
sentinelmission.org
5 yrs, 8 mos on Twitter
Tweets: 0.5/day • 39% new, 11% replies, 49% retweets, 1% quotes
9,584 269 
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, 4 mos on Twitter
Tweets: 8/day • 34% new, 18% replies, 40% retweets, 8% quotes
9,461 430 
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, 7 mos on Twitter
Tweets: 6/day • 14% new, 63% replies, 17% retweets, 5% quotes
9,454 262 
57. 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, 6 mos on Twitter
Tweets: 6/day • 14% new, 21% replies, 47% retweets, 16% quotes
8,936 451 
58. profile imageJedidah Isler, PhD
@JedidahIslerPhD


Relentless Dreamer / Astrophysicist / Science Lover / Innovator / TED Fellow / Founder & Host @VanguardSTEM / @NatGeo Emerging Explorer / @TheRoot 100
JedidahIslerPhD.com
7 yrs, 1 mo on Twitter
Tweets: 4/day • 16% new, 11% replies, 61% retweets, 12% quotes
8,737 370 
59. profile imageSarah Tuttle
@niais


Astrophysicist. Mom. Lunatic. Bionic Woman. Armed with wrenches & a dream. Professor. Legally & reputationally risky. 100% problematic.
Feminist Dystopian Hellscape
astrotuttle.wordpress.com
9 yrs, 8 mos on Twitter
Tweets: 27/day • 12% new, 42% replies, 37% retweets, 10% quotes
8,679 338 
60. 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, 1 mo on Twitter
Tweets: 0.4/day • 54% new, 36% replies, 7% retweets, 4% quotes
8,604 184 
61. profile imageAlasdair Allan
@aallan


Scientist, Author, Hacker, Maker and Journalist. Currently freelance, building, breaking, and writing. My DM's are open, or 📫 [email protected]
The Kerbal Player's Guide
Make
Learning iOS Programming
Exeter, UK and ✈️
alasdairallan.com
9 yrs, 5 mos on Twitter
Tweets: 9/day • 34% new, 35% replies, 3% retweets, 29% quotes
8,519 883 
62. 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
8 yrs, 9 mos on Twitter
Tweets: <0.05/day • 89% new, 4% replies, 7% retweets, 0% quotes
8,446 246 
63. profile imageEllen Stofan
@EllenStofan


Planetary geologist, STEM advocate, former Chief Scientist of NASA
Planetology
Exploring Venus as a Terrestrial ...
5 yrs, 7 mos on Twitter
Tweets: 2/day • 11% new, 5% replies, 75% retweets, 9% quotes
8,071 301 
64. 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
6 yrs, 11 mos on Twitter
Tweets: 0.9/day • 68% new, 2% replies, 20% retweets, 10% quotes
8,021 303 
65. profile imageSébastien Carassou
@FlashCordon


Doctorant en astrophysique, Youtublogueur blagueur (#LeSOW), fondateur de @Asso_Conscience et @EnDirectDuLabo
Sur la toile (co(s)mique)
lesenseofwonder.blogspot.fr
6 yrs, 4 mos on Twitter
Tweets: 14/day • 10% new, 39% replies, 48% retweets, 3% quotes
6,572 243 
66. profile imageKeri Bean
@PlanetaryKeri


Engineer @NASAJPL on @NASA_Dawn + @MarsRovers, R2 builder @R2Keri @KN_3X, @SunriderBase @RebelLegion Rey, @JeffAMcGee's wife, TX Aggie, Hufflepuff
Pasadena, CA
keribean.com
6 yrs, 4 mos on Twitter
Tweets: 16/day • 25% new, 45% replies, 25% retweets, 4% quotes
6,544 460 
67. profile imageMario Livio
@Mario_Livio


Internationally known astrophysicist. Author: The Golden Ratio, Is God a Mathematician?, Brilliant Blunders mariolivio.com
Why?: What Makes Us Curious
Brilliant Blunders
The Local Group as an Astrophysic...
Baltimore,MD
mariolivio.com
5 yrs, 5 mos on Twitter
Tweets: 8/day • 24% new, 0% replies, 41% retweets, 34% quotes
6,491 380 
68. profile imageJane MacArthur
@Jane_MacArthur


Planetary scientist @UniOfLeicester studying martian meteorites & comet dust. Writer @PopAstro. Fellow @RoyalAstroSoc #RAS200 #NSLive #EarthGravityAssist
Mars
janemac.org
Google Scholar page
8 yrs, 7 mos on Twitter
Tweets: 3/day • 30% new, 44% replies, 19% retweets, 7% quotes
6,434 295 
69. profile imageDr Lisa Harvey-Smith
@lisaharveysmith


Astrophysicist, Ultrarunner, TV Presenter #StargazingABC, #LifeOnTheLine, Educator @AstroCourses, Gooner, Vego, Friend of Dorothy lisaharveysmith.com
Sydney
lisaharveysmith.com
5 yrs, 10 mos on Twitter
Tweets: 2/day • 38% new, 26% replies, 29% retweets, 8% quotes
6,381 196 
70. profile imageDr. Anita Sengupta
@Doctor_Astro


Aerospace Engineer, Rocket Scientist, Professor, Pilot, Motorcyclist, World Traveller, Public Speaker. From Cosmic Origins to Landing on Mars.
facebook.com/DrAnitaSengupta
5 yrs, 8 mos on Twitter
Tweets: 4/day • 38% new, 16% replies, 37% retweets, 10% quotes
6,205 284 
71. 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
6 yrs, 11 mos on Twitter
Tweets: 0.1/day • 45% new, 35% replies, 13% retweets, 7% quotes
6,078 321 
72. profile imageBryan Gaensler
@SciBry


Astronomer, politics fanatic, sci-fi connoisseur, rugby tragic, displaced Antipodean, bewildered parent. Director of @DunlapInstitute at @UofT. Opinions ∉ @UofT
Extreme Cosmos
Toronto, Canada
bryangaensler.net
Google Scholar page
8 yrs, 1 mo on Twitter
Tweets: 12/day • 22% new, 11% replies, 65% retweets, 2% quotes
6,030 305 
73. profile imageSarah Kendrew
@sarahkendrew


Astronomer with the European Space Agency. Based at the Space Telescope Science Institute in Baltimore. Opinions my own.
Baltimore/Cape Town/Brussels
skendrew.github.io
Google Scholar page
10 yrs, 0 mos on Twitter
Tweets: 10/day • 8% new, 33% replies, 36% retweets, 23% quotes
6,002 381 
74. profile imageKaren Masters 💫⭐️✨
@KarenLMasters


Extragalactic astrophysicist. Investigating galaxies with @GalaxyZoo @SDSSurveys. Touch a galaxy @TactileUniverse. Mostly tweeting astronomy.
Portsmouth, UK
icg.port.ac.uk/~mastersk
Google Scholar page
8 yrs, 7 mos on Twitter
Tweets: 10/day • 26% new, 19% replies, 48% retweets, 6% quotes
5,885 346 
75. 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, 4 mos on Twitter
Tweets: 6/day • 16% new, 41% replies, 43% retweets, 0% quotes
5,827 362 
76. profile image★ Colin Stuart ★
@skyponderer


Astronomy author, writer & international speaker. Get my weekly astronomy newsletter @ eepurl.com/cSCnoT. See www for books, keynotes & school talks.
13 Journeys Through Space and Tim...
Geek Guide to Life
Exploring the Mysteries of Scienc...
London
colinstuart.net
8 yrs, 9 mos on Twitter
Tweets: 4/day • 44% new, 11% replies, 45% retweets, 0% quotes
5,826 425 
77. profile imageMarc Kuchner
@marckuchner


PI of Citizen Science projects backyardworlds.org, diskdetective.org, Astrophysicist, Songwriter.
Marketing for Scientists
Greenbelt, MD
marketingforscientists.com
8 yrs, 9 mos on Twitter
Tweets: 0.6/day • 48% new, 13% replies, 17% retweets, 22% quotes
5,813 198 
78. 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, 6 mos on Twitter
Tweets: 5/day • 11% new, 63% replies, 12% retweets, 14% quotes
5,724 310 
79. profile imageAlessondraSpringmann
@sondy


asteroids, comets, sounding rockets, radar, saguaro, geology, autoimmune disease, puns, decolonization, cat herding, rants, 小惑星レーダー天文学者, she/her/hers
Tohono O'odham land
sondy.com
Google Scholar page
7 yrs, 5 mos on Twitter
Tweets: 17/day • 6% new, 63% replies, 23% retweets, 7% quotes
5,665 304 
80. 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, 0 mos on Twitter
Tweets: 3/day • 13% new, 34% replies, 51% retweets, 2% quotes
5,387 172 
81. 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, 1 mo on Twitter
Tweets: 6/day • 45% new, 7% replies, 33% retweets, 15% quotes
5,214 380 
82. profile imageChris North
@chrisenorth


Lecturer & astronomer @CardiffPHYSX. Co-author of cosmos-book.github.io + other books, semi-regular broadcaster (e.g. pythagastro.uk). Comments own
Cosmos
How to Read the Solar System
The Sky at Night
Cardiff (normally)
blogs.cardiff.ac.uk/chrisnorth
7 yrs, 11 mos on Twitter
Tweets: 3/day • 28% new, 53% replies, 5% retweets, 14% quotes
5,121 168 
83. profile imageProf. Chris Welch
@ProfChrisWelch


@ISUnet space prof and VP of @IAFAstro & @BIS_Spaceflight Involved with @TheArtsCatalyst @SpacelinkLF @WorldSpaceWeek @SGAC @I4Interstellar @TheIET
Strasbourg, France
isunet.edu/prof-christoph…
8 yrs, 8 mos on Twitter
Tweets: 2/day • 37% new, 2% replies, 59% retweets, 2% quotes
5,088 222 
84. 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, 1 mo on Twitter
Tweets: 4/day • 6% new, 3% replies, 87% retweets, 4% quotes
5,016 218 
85. profile imageJulianne Dalcanton
@dalcantonJD


Astrophysicist at the University of Washington. Principal Investigator of the Panchromatic Hubble Andromeda Treasury (PHAT).
5 yrs, 8 mos on Twitter
Tweets: 11/day • 2% new, 43% replies, 47% retweets, 8% quotes
4,998 269 
86. profile imageDr Chiara Mingarelli
@Dr_CMingarelli


Gravitational-wave astrophysicist. Flatiron Research Fellow at @FlatironCCA. Formerly @Caltech, @NASAJPL, @unibirmingham and MPIfR.
New York, NY
chiaramingarelli.com
Google Scholar page
6 yrs, 7 mos on Twitter
Tweets: 12/day • 10% new, 9% replies, 73% retweets, 9% quotes
4,933 375 
87. 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, 6 mos on Twitter
Tweets: 4/day • 30% new, 28% replies, 27% retweets, 16% quotes
4,789 299 
88. profile imageMolly Peeples
@astronomolly


Astronomer in the Science Policies Group @STScI playing with galaxies and gas, real and fake. #Hubble and #WFIRST pay the bills; opinions are my own. She/her.
Baltimore, MD, z=0
molly.science
Google Scholar page
4 yrs, 11 mos on Twitter
Tweets: 15/day • 19% new, 56% replies, 19% retweets, 6% quotes
4,663 188 
89. profile imageTom Kerss
@tomkerss


Astronomer at the Royal Observatory Greenwich. Resolute stargazer. Author. Bit Danish. Mental Health. Real Ale. Chopin. Views are my own. #Stargazing
Stargazing
London
tomkerss.co.uk
8 yrs, 7 mos on Twitter
Tweets: 3/day • 27% new, 31% replies, 35% retweets, 7% quotes
4,629 207 
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, 4 mos on Twitter
Tweets: 12/day • 8% new, 35% replies, 45% retweets, 12% quotes
4,554 301 
91. 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, 5 mos on Twitter
Tweets: 3/day • 38% new, 51% replies, 8% retweets, 3% quotes
4,554 208 
92. profile imagePeter Coles
@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, Wales
telescoper.wordpress.com
Google Scholar page
7 yrs, 11 mos on Twitter
Tweets: 20/day • 24% new, 19% replies, 37% retweets, 20% quotes
4,552 319 
93. profile imageMapperwocky 📎⛰⚒
@cirquelar


Dr. Fred Calef III, Geologist, Keeper of the Maps, Sciengineering @NASA_JPL Mars missions. Will map landing sites for food (comments my own). Banner: @xkcdComic
From JPL to Surf City USA
8 yrs, 2 mos on Twitter
4,545 427 
94. profile imageJuan Diego Soler
@juandiegosoler


Astrofísico colombiano. Estudiando el campo magnético interestelar. Contando historias de ciencia en módicas entregas. https://t.co/mJbGUE04xc
Germany
facebook.com/juandiegosoler…
6 yrs, 5 mos on Twitter
Tweets: 4/day • 34% new, 8% replies, 57% retweets, 1% quotes
4,505 68 
95. profile imageAlice Sheppard
@PenguinGalaxy


Community Manager at @UCL_ExciteS, Citizen Science Officer at @popastro, loves science for and by everyone. Opinions own. @GalaxyZoo turned me into a penguin.
ra=144.437, dec=2.759
aliceingalaxyland.blogspot.co.uk
8 yrs, 7 mos on Twitter
Tweets: 53/day • 12% new, 47% replies, 35% retweets, 7% quotes
4,469 391 
96. 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
4 yrs, 9 mos on Twitter
Tweets: 7/day • 12% new, 25% replies, 51% retweets, 14% quotes
4,349 326 
97. 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, 2 mos on Twitter
Tweets: 2/day • 30% new, 17% replies, 47% retweets, 6% quotes
4,200 276 
98. 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, 8 mos on Twitter
Tweets: 1/day • 41% new, 38% replies, 7% retweets, 14% quotes
4,175 251 
99. profile imageJesse Shanahan
@Enceladosaurus


Astrophysicist, linguist, & science writer. Cofounded @AAS_WGAD, creator of #disabledandSTEM. Video game reviews on @Metacritic & ICXM! #INTJ
Stolen Manahoac Land
enceladosaur.us
6 yrs, 3 mos on Twitter
Tweets: 13/day • 16% new, 56% replies, 21% retweets, 7% quotes
4,154 182 
100. profile imageGuy Consolmagno
@specolations


Brother astronomer at the Vatican Observatory, occasional book author
Would You Baptize an Extraterrest...
Turn Left at Orion
Worlds Apart
4 yrs, 9 mos on Twitter
Tweets: 1.0/day • 14% new, 7% replies, 71% retweets, 8% quotes
4,130 155 
101. 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
5 yrs, 10 mos on Twitter
Tweets: 0.6/day • 43% new, 17% replies, 8% retweets, 32% quotes
4,048 205 
102. 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
5 yrs, 8 mos on Twitter
Tweets: 14/day • 16% new, 21% replies, 37% retweets, 26% quotes
4,017 310 
103. 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.moonfruit.com
Google Scholar page
8 yrs, 1 mo on Twitter
Tweets: 3/day • 63% new, 17% replies, 13% retweets, 8% quotes
3,908 216 
104. 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, 0 mos on Twitter
Tweets: 4/day • 7% new, 43% replies, 46% retweets, 5% quotes
3,874 190 
105. 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, 6 mos on Twitter
Tweets: 0.1/day • 65% new, 6% replies, 21% retweets, 9% quotes
3,849 228 
106. profile imageMaria Womack
@StarzanPlanets


Astrophysicist & planetary scientist @USouthFlorida physics professor. Comets, exocomets, exoplanets, stars, #astropolicy #scipolicy Contains no pseudoscience.
Tampa, Florida
physics.usf.edu/faculty/mwomac…
Google Scholar page
8 yrs, 1 mo on Twitter
Tweets: 5/day • 15% new, 49% replies, 31% retweets, 6% quotes
3,847 241 
107. profile imageDavid Spergel
@DavidSpergel


Astrophysicist at Princeton University and Flatiron Institute
Princeton NJ
astro.princeton.edu/~dns
3 yrs, 8 mos on Twitter
Tweets: 0.6/day • 53% new, 30% replies, 13% retweets, 4% quotes
3,838 161 
108. profile imageDr. Karan Jani
@AstroKPJ


Astrophysicist | @Forbes 30 Under 30 | @LIGO Scientist | Education Policy Advisor | Former VP @GatechSGA, Fellow @NunnSchoolGT | Gujju
Atlanta / Vadodara
KaranJani.com
6 yrs, 3 mos on Twitter
Tweets: 4/day • 22% new, 26% replies, 33% retweets, 20% quotes
3,772 54 
109. 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
6 yrs, 10 mos on Twitter
Tweets: 3/day • 26% new, 2% replies, 61% retweets, 11% quotes
3,735 285 
110. profile imageKimberly EnnicoSmith
@kennicosmith


'A cup of tea would restore my normality.' - Douglas Adams (HHGTTG)
Mountain View, CA
kandrsmith.org/KES/
9 yrs, 7 mos on Twitter
Tweets: 5/day • 60% new, 5% replies, 23% retweets, 12% quotes
3,705 305 
111. 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, 1 mo on Twitter
Tweets: 36/day • 12% new, 85% replies, 1% retweets, 2% quotes
3,699 153 
112. 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
10 yrs, 8 mos on Twitter
Tweets: 3/day • 10% new, 30% replies, 56% retweets, 4% quotes
3,671 248 
113. 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, 0 mos on Twitter
Tweets: 3/day • 12% new, 37% replies, 40% retweets, 12% quotes
3,664 186 
114. profile imageKelle Cruz
@kellecruz


Astronomer & Prof at @Hunter_College, @AMNH, and #BDNYC. Liveable streets advocate. @Spurs fan. Founder, editor of @AstroBetter & CEO of @ScienceBetter
New York, NY
astrobetter.com
Google Scholar page
8 yrs, 8 mos on Twitter
Tweets: 3/day • 13% new, 27% replies, 47% retweets, 12% quotes
3,635 243 
115. profile imageTrueSciPhi
@TrueSciPhi


A window on science and philosophy communities on Twitter and YouTube, by Kelly Truelove. See site for more.
TrueSciPhi.org
Google Scholar page
2 yrs, 4 mos on Twitter
Tweets: 0.5/day • 46% new, 20% replies, 26% retweets, 8% quotes
3,624 168 
116. 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, 5 mos on Twitter
Tweets: 51/day • 1% new, 40% replies, 56% retweets, 3% quotes
3,561 333 
117. 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, 4 mos on Twitter
Tweets: 9/day • 26% new, 22% replies, 45% retweets, 8% quotes
3,427 249 
118. 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, 6 mos on Twitter
Tweets: 4/day • 57% new, 17% replies, 23% retweets, 2% quotes
3,380 282 
119. 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, 8 mos on Twitter
Tweets: 2/day • 47% new, 14% replies, 35% retweets, 4% quotes
3,335 201 
120. 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, 1 mo on Twitter
Tweets: 0.1/day • 37% new, 47% replies, 10% retweets, 5% quotes
3,298 52 
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, 8 mos on Twitter
Tweets: 10/day • 23% new, 36% replies, 24% retweets, 17% quotes
3,278 222 
122. profile imageKurtis Williams
@professor_astro


Assistant professor at Texas A&M University - Commerce
Commerce, TX, USA
blog.professorastronomy.com
8 yrs, 7 mos on Twitter
Tweets: 0.8/day • 32% new, 22% replies, 43% retweets, 4% quotes
3,260 263 
123. profile imageAndy Rivkin
@asrivkin


Planetary astronomer on #TeamAsteroid; Gedankenband member and guitarist; Persistently Obstreperous.
#USAstronomyGoodwillAmbassador
imperturbable-music.blogspot.com
Google Scholar page
9 yrs, 3 mos on Twitter
Tweets: 17/day • 22% new, 53% replies, 13% retweets, 11% quotes
3,202 214 
124. profile imageDr. Estelle Déau
@EstelleDeau


Astrophysicist (re)tweeting about Solar System news & fun science.
Somewhere in the Solar System
Google Scholar page
4 yrs, 0 mos on Twitter
Tweets: 1/day • 2% new, 0% replies, 97% retweets, 0% quotes
3,185 132 
125. 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, 6 mos on Twitter
Tweets: 4/day • 20% new, 39% replies, 31% retweets, 9% quotes
3,180 140 
126. 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
3 yrs, 11 mos on Twitter
Tweets: 1/day • 47% new, 33% replies, 2% retweets, 18% quotes
3,176 172 
127. 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, 6 mos on Twitter
Tweets: 1/day • 49% new, 15% replies, 31% retweets, 6% quotes
3,144 122 
128. 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, 3 mos on Twitter
Tweets: 1/day • 30% new, 37% replies, 23% retweets, 10% quotes
3,136 249 
129. profile imageKatey Alatalo✨
@astrokatey


Ph.D. astronomer at @CarnegieAstro and soon @stsci. Science is amazing! My views are my own.
Pasadena, CA
9 yrs, 3 mos on Twitter
Tweets: 2/day • 17% new, 25% replies, 32% retweets, 26% quotes
3,128 80 
130. profile imageJorge S. Diaz
@jsdiaz_


Theoretical physicist turned #MachineLearning engineer at SAP #CognitiveComputing. In my previous life I played with #neutrinos. Nuclear junkie.
Heidelberg, Germany
jsdiazpo.github.io
Google Scholar page
6 yrs, 3 mos on Twitter
Tweets: 19/day • 35% new, 49% replies, 13% retweets, 4% quotes
3,059 136 
131. 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, 6 mos on Twitter
Tweets: 0.8/day • 40% new, 7% replies, 17% retweets, 36% quotes
3,028 107 
132. 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
6 yrs, 9 mos on Twitter
Tweets: 3/day • 18% new, 30% replies, 49% retweets, 4% quotes
3,022 176 
133. 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, 1 mo on Twitter
Tweets: 3/day • 22% new, 41% replies, 30% retweets, 6% quotes
3,006 151 
134. 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, 0 mos on Twitter
Tweets: 4/day • 42% new, 25% replies, 23% retweets, 10% quotes
3,001 201 
135. profile imageMeghan Gray
@emeegray


Astronomer. Mother. Stranger in a strange land. All views my own.
Nottingham
nottingham.ac.uk/~ppzmeg
6 yrs, 2 mos on Twitter
Tweets: 0.9/day • 22% new, 41% replies, 20% retweets, 18% quotes
2,990 93 
136. 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, 4 mos on Twitter
Tweets: 2/day • 23% new, 57% replies, 13% retweets, 6% quotes
2,940 104 
137. profile imageJen Gupta
@jen_gupta


Space nerd. @UoPCosmology outreach. @SeldomSirius podcaster. @TWBBC Live presenter. @WinSciFest director. Active Galaxies were my first love. Views are my own.
Winchester, UK
jengupta.com
8 yrs, 1 mo on Twitter
Tweets: 5/day • 25% new, 58% replies, 2% retweets, 15% quotes
2,923 167 
138. 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, 3 mos on Twitter
Tweets: 4/day • 14% new, 49% replies, 23% retweets, 13% quotes
2,890 229 
139. 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
7 yrs, 8 mos on Twitter
Tweets: 2/day • 8% new, 11% replies, 74% retweets, 6% quotes
2,883 190 
140. 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, 2 mos on Twitter
Tweets: 5/day • 40% new, 3% replies, 56% retweets, 2% quotes
2,857 210 
141. profile imageCarolina Ödman
@carolune


(Astro)physicist mum of 2 working in technology, science, development, hacking (the good kind), photography, mostly in a state of happiness.
Planet Earth, most of the time
about.me/carolune
10 yrs, 2 mos on Twitter
Tweets: 3/day • 40% new, 10% replies, 44% retweets, 6% quotes
2,849 215 
142. 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, 3 mos on Twitter
Tweets: 1/day • 29% new, 41% replies, 14% retweets, 16% quotes
2,837 149 
143. profile imageGemma Lavender
@Gemma_Lavender


Editor of All About Space magazine, MPhys (Hons) in Astrophysics, FRAS, author of Quantum Physics in Minutes, out now: ow.ly/MMRz30braiv
Quantum Physics in Minutes
1 AU
spaceanswers.com
6 yrs, 4 mos on Twitter
Tweets: 2/day • 49% new, 13% replies, 31% retweets, 8% quotes
2,783 98 
144. profile imageEmily Petroff
@ebpetroff


Astronomer. Reader. Random number generator. I study things that go bang.
The Netherlands
ebpetroff.com
4 yrs, 2 mos on Twitter
Tweets: 3/day • 39% new, 33% replies, 19% retweets, 9% quotes
2,751 91 
145. profile imageNatalie Starkey
@StarkeyStardust


Started life as a geologist, now sucked into space! Writing a book about the Solar System for @sigmascience. Science host for @StarTalkRadio.
USA/UK
nataliestarkey.com
5 yrs, 7 mos on Twitter
Tweets: 2/day • 15% new, 48% replies, 31% retweets, 6% quotes
2,720 93 
146. 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, 8 mos on Twitter
Tweets: 8/day • 10% new, 56% replies, 31% retweets, 2% quotes
2,712 81 
147. 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, 0 mos on Twitter
Tweets: 2/day • 14% new, 14% replies, 44% retweets, 28% quotes
2,701 116 
148. 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
7 yrs, 9 mos on Twitter
Tweets: 3/day • 38% new, 27% replies, 19% retweets, 16% quotes
2,687 137 
149. 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, 7 mos on Twitter
Tweets: 7/day • 14% new, 7% replies, 74% retweets, 6% quotes
2,644 139 
150. profile imageDr Sadie Jones
@SotonAstrodome


Outreach Leader in Astronomy @UniSouthampton Science Communicator & Comedienne @ShowoffTalentFa & Manager of #OurGreatestTeam - We Take Astrophysics To All!
University of Southampton
astrodome.soton.ac.uk
6 yrs, 4 mos on Twitter
Tweets: 4/day • 44% new, 16% replies, 27% retweets, 13% quotes
2,636 160 
151. 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, 3 mos on Twitter
Tweets: 8/day • 23% new, 39% replies, 21% retweets, 17% quotes
2,615 258 
152. profile imageDavid Kipping
@david_kipping


Astronomy Professor @Columbia University | Cool Worlds Lab | @YouTube #CoolWorlds #scicomm channel | #equityinSTEM #exoplanets #astrostatistics #ClimateAction
The Transits of Extrasolar Planet...
0.983-1.017AU
coolworlds.astro.columbia.edu
Google Scholar page
8 yrs, 6 mos on Twitter
Tweets: 1/day • 27% new, 43% replies, 26% retweets, 4% quotes
2,569 124 
153. profile imageHaley Gomez
@astrofairy


I'm an Astrophysicist, love books, films astronomy, shoes and dresses.
Cardiff
haley.gomez.me.uk
Google Scholar page
7 yrs, 9 mos on Twitter
Tweets: 2/day • 10% new, 19% replies, 59% retweets, 12% quotes
2,563 158 
154. 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
Austin, TX
rlivermore.com
9 yrs, 3 mos on Twitter
Tweets: 9/day • 28% new, 51% replies, 17% retweets, 4% quotes
2,555 144 
155. profile imageZita Martins
@ZitaMartins


Astrobiology researcher. Science communicator. Oficial da Ordem Militar de Sant'Iago da Espada (OSE). Royal Society University Research Fellow. BBC Expert Women
London
imperial.ac.uk/people/z.marti…
Google Scholar page
7 yrs, 3 mos on Twitter
Tweets: 2/day • 15% new, 35% replies, 47% retweets, 2% quotes
2,542 138 
156. profile imageRobert Massey
@RobertMMassey


Dad, Acting Executive Director RAS. RTs and likes not endorsements, views expressed are my own. For official comment see @royalastrosoc
Bristol (Southville) & London
8 yrs, 1 mo on Twitter
Tweets: 2/day • 27% new, 29% replies, 21% retweets, 23% quotes
2,540 128 
157. 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
3 yrs, 8 mos on Twitter
Tweets: 0.4/day • 52% new, 21% replies, 22% retweets, 6% quotes
2,515 88 
158. 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
4 yrs, 9 mos on Twitter
Tweets: 0.5/day • 28% new, 34% replies, 35% retweets, 3% quotes
2,465 109 
159. 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, 1 mo on Twitter
Tweets: 2/day • 21% new, 5% replies, 62% retweets, 12% quotes
2,465 108 
160. profile imageEli Bressert
@astrobiased


Love big ideas and putting them into action by connecting the impossible. Innovating at @Netflix through all things data. Singularity University mentor.
SciPy and NumPy
Los Gatos, CA
astrobiased.com
Google Scholar page
8 yrs, 10 mos on Twitter
Tweets: 2/day • 10% new, 10% replies, 79% retweets, 1% quotes
2,449 225 
161. 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, 5 mos on Twitter
Tweets: 3/day • 8% new, 31% replies, 51% retweets, 10% quotes
2,437 253 
162. profile imageGeert Barentsen
@GeertHub


NASA Astronomer in Silicon Valley • Kepler/K2 GO Director • Thinks Bayesian • Wields Python • Likes Burritos • Does not own a cat. 🚀🌯😾
Mountain View, CA
geert.io
8 yrs, 4 mos on Twitter
Tweets: 2/day • 30% new, 63% replies, 1% retweets, 5% quotes
2,333 157 
163. profile imageJonathan Tedds
@jtedds


Health, Enviro, Astro, Research Data Informatics. Snr Research Fellow, Uni Leicester. Lead @BRISSKit @REDinfx Ed-in-Chief @up_healthdata Chair OWL Schools Trust
Leicestershire, various UK
www2.le.ac.uk/departments/he…
Google Scholar page
8 yrs, 2 mos on Twitter
Tweets: 3/day • 16% new, 8% replies, 75% retweets, 2% quotes
2,313 163 
164. profile imageMichael Busch
@michael_w_busch


Planetary astronomer, currently based at the SETI Institute. Drinker of tea. Opinions expressed here are strictly my own. To bigotry no sanction.
seti.org/users/mbusch
4 yrs, 2 mos on Twitter
Tweets: 24/day • 8% new, 65% replies, 14% retweets, 12% quotes
2,288 127 
165. profile imageJJ Eldridge
@astro_jje


NZ Astrophysicist warrior princess 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, 5 mos on Twitter
Tweets: 16/day • 22% new, 43% replies, 33% retweets, 2% quotes
2,270 83 
166. 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.
Charlottesville VA
erinleeryan.com
8 yrs, 1 mo on Twitter
Tweets: 20/day • 28% new, 69% replies, 0% retweets, 3% quotes
2,268 202 
167. profile imageKonstantin Batygin
@kbatygin


Planetary Science Prof @ Caltech // Vox & Guitar @ TheSeventhSeason.net // Husband // Dad
Pasadena, CA
konstantinbatygin.com
Google Scholar page
1 yr, 8 mos on Twitter
Tweets: 1/day • 34% new, 44% replies, 17% retweets, 5% quotes
2,253 76 
168. 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, 2 mos on Twitter
Tweets: 10/day • 1% new, 3% replies, 96% retweets, 0% quotes
2,248 178 
169. profile imageBrian Koberlein
@BrianKoberlein


The Universe is awesome, let me tell you.
Astrophysics through Computation
Rochester NY
briankoberlein.com
7 yrs, 0 mos on Twitter
Tweets: 1/day • 59% new, 25% replies, 15% retweets, 1% quotes
2,239 163 
170. profile imageJC Holbrook
@astroholbrook


Astrophysicist turned Cultural Astronomer via Anthropology and History of Science. Hubble's Diverse Universe createspace.com/410482 BlackSunMovie.com
Kaapstad, ZA
uwcastro.org/our_team/holbr…
Google Scholar page
8 yrs, 2 mos on Twitter
Tweets: 1/day • 40% new, 11% replies, 42% retweets, 8% quotes
2,206 113 
171. profile imageDr. John Barentine
@JohnBarentine


Astronomer, historian, author, politiphile, policy nerd, proud LGBT American | #scicomm #scipol #StandUpForScience
Uncharted Constellations
The Lost Constellations
Tucson, AZ, USA
johncbarentine.com
Google Scholar page
7 yrs, 5 mos on Twitter
Tweets: 10/day • 25% new, 15% replies, 52% retweets, 8% quotes
2,204 190 
172. 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, 7 mos on Twitter
Tweets: 4/day • 17% new, 17% replies, 60% retweets, 6% quotes
2,193 97 
173. profile imageJessie Christiansen
@aussiastronomer


Exoplanet scientist, purveyor of fine @NASAKepler data, and science curator at @NASAExoplanetArchive.
Caltech, Pasadena, CA, USA
spider.ipac.caltech.edu/staff/christia/
3 yrs, 8 mos on Twitter
Tweets: 5/day • 26% new, 52% replies, 11% retweets, 12% quotes
2,184 97 
174. profile imageBenjamin Pope
@fringetracker


Astronomer, Bayesian, foodie
Eora Country
benjaminpope.github.io
Google Scholar page
4 yrs, 8 mos on Twitter
Tweets: 12/day • 10% new, 43% replies, 39% retweets, 8% quotes
2,156 81 
175. 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
5 yrs, 10 mos on Twitter
Tweets: 2/day • 6% new, 28% replies, 49% retweets, 18% quotes
2,131 134 
176. 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, 2 mos on Twitter
Tweets: 1/day • 72% new, 2% replies, 26% retweets, 0% quotes
2,104 88 
177. profile imageLouisa Preston
@LouisaJPreston


Astrobiologist, planetary geologist. @spacegovuk Aurora Research Fellow, @TEDFellow & author of 'Goldilocks and the Water Bears' for @sigmascience
London
louisa-preston.com
Google Scholar page
5 yrs, 5 mos on Twitter
Tweets: 2/day • 38% new, 27% replies, 24% retweets, 10% quotes
2,083 126 
178. 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, 6 mos on Twitter
Tweets: 0.7/day • 44% new, 13% replies, 43% retweets, 0% quotes
2,072 123 
179. 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, 6 mos on Twitter
Tweets: 5/day • 58% new, 19% replies, 17% retweets, 6% quotes
2,066 180 
180. profile imageMark Bentley
@msbentley


Planetary scientist @OEAW @IWF_Graz researching comets. PI of @RosettaMIDAS onboard @ESA_Rosetta. @ISUnet '01 alumn, #openscience fan. orcid.org/0000-0002-4780…
Graz, Austria
lunartech.org
Google Scholar page
9 yrs, 10 mos on Twitter
Tweets: 2/day • 14% new, 25% replies, 53% retweets, 8% quotes
2,062 159 
181. 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, 6 mos on Twitter
Tweets: 3/day • 6% new, 33% replies, 57% retweets, 4% quotes
2,060 75 
182. 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/
9 yrs, 10 mos on Twitter
Tweets: 5/day • 20% new, 33% replies, 27% retweets, 20% quotes
2,051 135 
183. profile imageMeredith Rawls
@merrdiff


Stellar astronomer and data management for @LSST. Also: scicommer, violist, Episcopalian. Less nighttime blue light, more 24/7 equity. Keep looking up.
Seattle, WA
faculty.washington.edu/mrawls
7 yrs, 7 mos on Twitter
Tweets: 5/day • 32% new, 37% replies, 16% retweets, 16% quotes
2,035 166 
184. 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, 7 mos on Twitter
Tweets: 1/day • 27% new, 47% replies, 17% retweets, 8% quotes
2,034 131 
185. 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, 5 mos on Twitter
Tweets: 1/day • 20% new, 61% replies, 14% retweets, 4% quotes
2,013 110 
186. profile imageStephen Serjeant
@StephenSerjeant


Professor of Astronomy at the Open University, roped into various OU/BBC things too. 13.1. Likes often = bookmarks. The 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, 6 mos on Twitter
Tweets: 5/day • 10% new, 32% replies, 38% retweets, 20% quotes
2,005 158 
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, 5 mos on Twitter
Tweets: 4/day • 41% new, 0% replies, 59% retweets, 0% quotes
2,002 96 
188. profile imageDan F-M
@exoplaneteer


I write code for good & astrophysics.
NYC
dfm.io
Google Scholar page
6 yrs, 1 mo on Twitter
Tweets: 1/day • 12% new, 83% replies, 5% retweets, 0% quotes
1,994 78 
189. 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, 4 mos on Twitter
Tweets: 7/day • 10% new, 73% replies, 13% retweets, 4% quotes
1,993 77 
190. profile imageJennifer L. Hoffman
@astroprofhoff


    Astronomer, associate professor, alto, auntie, ailurophile.  University of Denver
Stellar Polimetry
Denver, CO
grammai.org/jhoffman/
3 yrs, 8 mos on Twitter
Tweets: 12/day • 8% new, 21% replies, 56% retweets, 14% quotes
1,980 136 
191. 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
5 yrs, 9 mos on Twitter
Tweets: 6/day • 0% new, 1% replies, 99% retweets, 0% quotes
1,955 129 
192. 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, 6 mos on Twitter
Tweets: 2/day • 48% new, 8% replies, 15% retweets, 29% quotes
1,945 118 
193. profile imageAnna Watts
@drannawatts


Associate Professor of Astrophysics @ University of Amsterdam. Neutron stars. Mom, Yorkshire-Scot in the Flatlands. 'Particles in stars blah blah.'
Amsterdam
staff.fnwi.uva.nl/a.l.watts/
Google Scholar page
3 yrs, 4 mos on Twitter
Tweets: 10/day • 26% new, 39% replies, 25% retweets, 10% quotes
1,931 103 
194. profile imageChristina R.
@PlanSciCRichey


Planetary Scientist/Astrophysicist, fighter for inclusion in STEM, runner, wine drinker, making my mom proud since '82; views are my own.
womeninastronomy.blogspot.com
2 yrs, 0 mos on Twitter
Tweets: 6/day • 16% new, 9% replies, 71% retweets, 4% quotes
1,919 97 
195. 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, 5 mos on Twitter
Tweets: 2/day • 4% new, 7% replies, 82% retweets, 7% quotes
1,919 67 
196. 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, 5 mos on Twitter
Tweets: 3/day • 27% new, 53% replies, 11% retweets, 9% quotes
1,916 109 
197. profile imagejulie_rathbun
@LokiVolcano


Planetary scientist studying volcanoes on Io (favorite is Loki). Teaches physics at University of Redlands.
4 yrs, 11 mos on Twitter
Tweets: 7/day • 40% new, 27% replies, 31% retweets, 2% quotes
1,905 107 
198. profile imageAnais Rassat
@anaisrassat


Science. Interested in tech, innovation & science policy. Knowledge Transfer @CERN #CERNKT. Formerly @EPFL, @CEASaclay, @UCL . Celebrating #Einstein100. TCK.
anaisrassat.tumblr.com
7 yrs, 7 mos on Twitter
Tweets: 1/day • 47% new, 15% replies, 35% retweets, 2% quotes
1,902 138 
199. profile imageBrad Tucker
@btucker22


Astrophysicist/Cosmologist - loves exploding stars, talking about space and science. Also mexican food, growing chilis, hot sauces, and my naughty Beagle.
Canberra / Bay Area / Airplane
mso.anu.edu.au/~brad
8 yrs, 3 mos on Twitter
Tweets: 2/day • 16% new, 39% replies, 39% retweets, 7% quotes
1,873 101 
200. 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, 7 mos on Twitter
Tweets: 7/day • 25% new, 31% replies, 31% retweets, 14% quotes
1,861 125 
201. profile imageRachana Bhatawdekar
@AstroRach


PhD astronomer @UniofNottingham. I find and study the faintest and most distant galaxies in the Universe beyond @NASA_Hubble's reach. #FrontierFields
Earth, Orion Arm, MW, Laniakea
nottingham.ac.uk/~ppxrb2
7 yrs, 10 mos on Twitter
Tweets: 3/day • 25% new, 29% replies, 37% retweets, 10% quotes
1,851 130 
202. profile imageAndy Howell
@d_a_howell


Astronomer at Las Cumbres Observatory, physics faculty at UCSB. Copernicus on Ain't It Cool News. Sometime TV dude, and one half of @ScienceVsCinema.
Santa Barbara, CA
dahowell.com
8 yrs, 4 mos on Twitter
Tweets: 2/day • 28% new, 33% replies, 29% retweets, 10% quotes
1,825 97 
203. 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, 3 mos on Twitter
Tweets: 6/day • 8% new, 27% replies, 51% retweets, 16% quotes
1,822 143 
204. profile imageIИVΔDΞR ⭐️ XΔИ
@InvaderXan


'I am very poorly today & very stupid & hate everybody & everything.' – Charles Darwin
The Second Circle of Hell
supernovacondensate.net
8 yrs, 5 mos on Twitter
Tweets: 12/day • 10% new, 54% replies, 23% retweets, 12% quotes
1,801 184 
205. profile imageElisabeth Newton
@EllieInSpace


Studying the stars with my feet on the ground. Astro grad interested in #scicomm, education & diversity. Climber, brewer, baker, crafter & @astrobites author.
Cambridge, MA.
cfa.harvard.edu/~enewton
6 yrs, 3 mos on Twitter
Tweets: 1/day • 22% new, 37% replies, 40% retweets, 2% quotes
1,796 103 
206. 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.co.uk
6 yrs, 0 mos on Twitter
Tweets: 5/day • 52% new, 19% replies, 19% retweets, 10% quotes
1,790 145 
207. 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, 3 mos on Twitter
Tweets: 4/day • 24% new, 27% replies, 44% retweets, 5% quotes
1,786 88 
208. 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
6 yrs, 8 mos on Twitter
Tweets: 0.9/day • 44% new, 39% replies, 10% retweets, 7% quotes
1,779 103 
209. profile imagePhil Diamond
@SKA_DG


SKA Director General; husband, father, dedicated Manchester United fan
SKA HQ. Jodrell Bank
8 yrs, 2 mos on Twitter
Tweets: 0.6/day • 14% new, 7% replies, 55% retweets, 24% quotes
1,759 108 
210. profile imageEd Rivera-Valentín
@PlanetTreky


Planetary Scientist at @NAICobservatory/@USRAedu. #TeamRadar w/ @AreciboRadar. Manager of @AOSpaceAcademy. Trekker of Planets! Tweets=own #Boricua #LatinxInSTEM
Arecibo, PR
naic.edu/~eriverav
4 yrs, 6 mos on Twitter
Tweets: 7/day • 18% new, 33% replies, 23% retweets, 24% quotes
1,751 102 
211. profile imageJo Dunkley
@j_dunkley


Professor of Physics and Astrophysics at Princeton
Princeton, NJ
physics.princeton.edu/~jdunkley
5 yrs, 11 mos on Twitter
Tweets: 0.2/day • 33% new, 13% replies, 45% retweets, 8% quotes
1,718 86 
212. 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, 4 mos on Twitter
Tweets: 8/day • 14% new, 29% replies, 55% retweets, 1% quotes
1,707 149 
213. 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, 6 mos on Twitter
Tweets: 1.0/day • 60% new, 17% replies, 15% retweets, 8% quotes
1,704 86 
214. 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
5 yrs, 11 mos on Twitter
Tweets: 3/day • 14% new, 15% replies, 61% retweets, 8% quotes
1,637 109 
215. profile imageElizabeth Tasker
@girlandkat


UK astrophysicist working at the Japan Aerospace Exploration Agency (JAXA). Author of 'The Planet Factory', @sigmascience out 09/2017 (views are my own~)
The Planet Factory
Japan
about.me/elizabethtasker
5 yrs, 10 mos on Twitter
Tweets: 9/day • 33% new, 45% replies, 17% retweets, 5% quotes
1,628 100 
216. profile imageAlejandro Sánchez
@pmisson


An Astrophysicist working at the @UniofExeterESI?, Leader of @cities4tnight Colaborate with @orison_eu @IDADarkSky @stars4all_eu @iaaucc @ObservaUCM
Falmouth, England / Belin,Germany / Madrid, Spain / Granada,Spain
pmisson.blogspot.com
Google Scholar page
7 yrs, 5 mos on Twitter
Tweets: 3/day • 7% new, 33% replies, 59% retweets, 0% quotes
1,626 112 
217. 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, 6 mos on Twitter
Tweets: 0.9/day • 44% new, 45% replies, 3% retweets, 8% quotes
1,618 64 
218. profile imageAndrew Jaffe
@defjaf


Astrophysics, cosmology and more
Bayesian Methods in Cosmology
London
andrewjaffe.net/blog
10 yrs, 6 mos on Twitter
Tweets: 0.8/day • 43% new, 19% replies, 36% retweets, 3% quotes
1,612 121 
219. 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, 2 mos on Twitter
Tweets: 2/day • 34% new, 30% replies, 29% retweets, 7% quotes
1,587 156 
220. profile imageTamara Davis
@tamarastro


Astro-frisbeer. Enjoying the Universe's playground.
Brisbane
smp.uq.edu.au/people/TamaraD…
8 yrs, 11 mos on Twitter
Tweets: 0.2/day • 42% new, 24% replies, 26% retweets, 8% quotes
1,586 65 
221. 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, 4 mos on Twitter
Tweets: 3/day • 18% new, 19% replies, 37% retweets, 26% quotes
1,585 74 
222. profile imageBecky Smethurst
@becky1505


Astrophysicist researching galaxies & black holes | Presenter of videos for @sixtysymbols | @galaxyzoo | @dotastronomy | #scicomm | Enthusiasm reigns here!
Nottingham, UK
rebeccasmethurst.co.uk
8 yrs, 5 mos on Twitter
Tweets: 1/day • 24% new, 57% replies, 14% retweets, 6% quotes
1,567 83 
223. 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, 6 mos on Twitter
Tweets: 0.9/day • 32% new, 1% replies, 63% retweets, 4% quotes
1,562 97 
224. 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, 1 mo on Twitter
Tweets: 4/day • 20% new, 37% replies, 32% retweets, 10% quotes
1,519 109 
225. 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, 7 mos on Twitter
Tweets: 8/day • 21% new, 59% replies, 17% retweets, 3% quotes
1,511 66 
226. 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, 3 mos on Twitter
Tweets: 6/day • 34% new, 20% replies, 33% retweets, 14% quotes
1,490 62 
227. 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, 2 mos on Twitter
Tweets: 19/day • 14% new, 41% replies, 32% retweets, 14% quotes
1,482 114 
228. 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
ucolick.org/~jfortney/
Google Scholar page
5 yrs, 8 mos on Twitter
Tweets: 0.9/day • 29% new, 37% replies, 25% retweets, 10% quotes
1,475 70 
229. 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, 6 mos on Twitter
Tweets: 1/day • 98% new, 2% replies, 0% retweets, 0% quotes
1,471 66 
230. profile imageJohanna
@johannateske


Astronomer, runner, educator, feminist, vegan, baker, #Nats fan
Pasadena, CA
johannateske.virb.com
Google Scholar page
3 yrs, 8 mos on Twitter
Tweets: 11/day • 22% new, 40% replies, 21% retweets, 16% quotes
1,464 110 
231. 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, 5 mos on Twitter
Tweets: 0.9/day • 46% new, 35% replies, 15% retweets, 4% quotes
1,451 75 
232. 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
9 yrs, 8 mos on Twitter
Tweets: 4/day • 12% new, 10% replies, 67% retweets, 12% quotes
1,431 112 
233. 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, 7 mos on Twitter
Tweets: 2/day • 12% new, 2% replies, 87% retweets, 0% quotes
1,419 52 
234. profile imageAstronomer
@ArifSolmaz


Astrophysics PhD student, Communication Scientist
Mersin, Türkiye
cag.edu.tr/arif-solmaz
8 yrs, 5 mos on Twitter
Tweets: 3/day • 7% new, 6% replies, 86% retweets, 1% quotes
1,414 126 
235. 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, 1 mo on Twitter
Tweets: 5/day • 58% new, 1% replies, 38% retweets, 2% quotes
1,404 
236. 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, 4 mos on Twitter
Tweets: 3/day • 28% new, 13% replies, 35% retweets, 24% quotes
1,380 103 
237. profile imageRuth Angus
@ruthangus


Researching exoplanets & rebugging in python.
Oxford, UK
ruthang.us
6 yrs, 5 mos on Twitter
Tweets: 0.3/day • 44% new, 47% replies, 8% retweets, 1% quotes
1,378 66 
238. profile imageJamie Molaro
@spacejammie


Planetary scientist. Feminist. Humanist (the actual kind, not the sexist kind). Artist. Probably some other -ists. Postdoc at NASA JPL [tweets my own] [she/her]
Altadena, CA
jmolaro.com
Google Scholar page
9 yrs, 8 mos on Twitter
Tweets: 4/day • 24% new, 31% replies, 37% retweets, 7% quotes
1,378 72 
239. 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
4 yrs, 11 mos on Twitter
Tweets: 0.9/day • 30% new, 28% replies, 20% retweets, 22% quotes
1,368 34 
240. profile imageCourtney Dressing
@AstroDressing


I'm an astronomer looking for potentially Earth-like planets around nearby stars.
Pasadena, CA
gps.caltech.edu/~dressing
2 yrs, 9 mos on Twitter
Tweets: 0.2/day • 37% new, 31% replies, 29% retweets, 3% quotes
1,363 38 
241. 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, 1 mo on Twitter
Tweets: 0.7/day • 96% new, 4% replies, 1% retweets, 0% quotes
1,351 52 
242. 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, 2 mos on Twitter
Tweets: 22/day • 2% new, 97% replies, 0% retweets, 1% quotes
1,346 94 
243. 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
8 yrs, 8 mos on Twitter
Tweets: 3/day • 13% new, 32% replies, 39% retweets, 16% quotes
1,341 81 
244. 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, 6 mos on Twitter
Tweets: 0.7/day • 29% new, 39% replies, 30% retweets, 2% quotes
1,333 62 
245. 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
7 yrs, 8 mos on Twitter
Tweets: 16/day • 12% new, 13% replies, 55% retweets, 21% quotes
1,328 74 
246. 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, 7 mos on Twitter
Tweets: 1/day • 4% new, 19% replies, 69% retweets, 8% quotes
1,326 40 
247. 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, 6 mos on Twitter
Tweets: 4/day • 4% new, 37% replies, 51% retweets, 7% quotes
1,325 62 
248. 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, 1 mo on Twitter
Tweets: 4/day • 24% new, 55% replies, 9% retweets, 11% quotes
1,323 78 
249. 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, 7 mos on Twitter
Tweets: 6/day • 14% new, 68% replies, 16% retweets, 2% quotes
1,322 120 
250. profile imageJonathan Pritchard
@jr_pritchard


Imperial astrophysicist and bewildered vagabond. SKA enthusiast. (opinions mine, not employer's)
Richmond, London
pritchardjr.github.io
Google Scholar page
6 yrs, 8 mos on Twitter
Tweets: 4/day • 32% new, 12% replies, 41% retweets, 15% quotes
1,316 81 
251. profile imageJesús Martínez Frías
@J_MartinezFrias


Planetary Geology/Astrobiology, IGEO, CSIC-UCM. NASA/ESA missions. IAU Astrobiology. President, IAGETH. Director, REDESPA. Lanzarote Geopark. PANGAEA instructor
Madrid, Comunidad de Madrid
tierra.rediris.es/jmfrias
Google Scholar page
6 yrs, 9 mos on Twitter
Tweets: 14/day • 2% new, 7% replies, 90% retweets, 1% quotes
1,305 124 
252. profile imageProf. Jorge Moreno
@astroboy_moreno


Theoretical Astrophysicist | Visiting Scholar at Harvard | AAS CSMA Chair | Assistant Professor at Pomona College | Indigenous-Latinx
Cambridge, MA
jmorenosoto.wix.com/astroboy-moreno
3 yrs, 1 mo on Twitter
Tweets: 1/day • 41% new, 3% replies, 26% retweets, 30% quotes
1,303 42 
253. 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, 2 mos on Twitter
Tweets: 3/day • 27% new, 37% replies, 22% retweets, 14% quotes
1,285 87 
254. 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, 2 mos on Twitter
Tweets: 1/day • 30% new, 67% replies, 0% retweets, 3% quotes
1,271 70 
255. profile imageJaime Zamorano
@cefalopodo


astrofísico (UCM), otro fotógrafo aficionado. Vigilando los fotómetros de REECL https://t.co/EHjDruHHbz @unicomplutense @stars4all_eu
Highlights of Spanish Astrophysic...
Highlights of Spanish Astrophysic...
Highlights of Spanish Astrophysic...
Madrid (Spain)
stars4all.eu
Google Scholar page
10 yrs, 6 mos on Twitter
Tweets: 4/day • 12% new, 11% replies, 77% retweets, 0% quotes
1,262 99 
256. 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, 2 mos on Twitter
Tweets: 2/day • 53% new, 20% replies, 25% retweets, 2% quotes
1,255 78 
257. profile imageAdam Becker
@freelanceastro


I write, speak, & code science stuff. WHAT IS REAL? THE UNFINISHED QUEST FOR THE MEANING OF QUANTUM PHYSICS out March 20 w/ @BasicBooks. whatisre.al
What Is Real?
Oakland, CA
freelanceastro.com
Google Scholar page
7 yrs, 4 mos on Twitter
Tweets: 0.6/day • 19% new, 51% replies, 29% retweets, 1% quotes
1,253 99 
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, 7 mos on Twitter
Tweets: 0.3/day • 15% new, 12% replies, 69% retweets, 5% quotes
1,252 36 
259. 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
iPhone: 51.497821,-0.179038
davecl.wordpress.com
8 yrs, 3 mos on Twitter
Tweets: 15/day • 8% new, 22% replies, 67% retweets, 4% quotes
1,246 149 
260. 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, 7 mos on Twitter
Tweets: 0.7/day • 32% new, 37% replies, 23% retweets, 8% quotes
1,246 42 
261. profile imageKevin Peter Hand
@Alienoceans


Highland Park, Los Angeles
4 yrs, 9 mos on Twitter
Tweets: 0.1/day • 32% new, 23% replies, 40% retweets, 5% quotes
1,231 51 
262. 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, 2 mos on Twitter
Tweets: 0.4/day • 29% new, 17% replies, 37% retweets, 17% quotes
1,222 35 
263. 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, 3 mos on Twitter
Tweets: 2/day • 18% new, 57% replies, 19% retweets, 6% quotes
1,220 59 
264. 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
7 yrs, 9 mos on Twitter
Tweets: 1/day • 26% new, 15% replies, 37% retweets, 22% quotes
1,201 53 
265. 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
5 yrs, 8 mos on Twitter
Tweets: 2/day • 32% new, 29% replies, 35% retweets, 4% quotes
1,197 56 
266. 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, 4 mos on Twitter
Tweets: 3/day • 24% new, 34% replies, 34% retweets, 8% quotes
1,179 55 
267. 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, 4 mos on Twitter
Tweets: 4/day • 8% new, 87% replies, 5% retweets, 0% quotes
1,177 62 
268. profile imagePaul A. Wilson
@Paul_A_Wilson


Observational Astronomer working on Exoplanet atmospheres and ExoComets. PGP: 0DE5 A8BE 4826 297C 41EF AF66 61BC 2746 943A 0B78
paulanthonywilson.com
8 yrs, 5 mos on Twitter
Tweets: 0.7/day • 52% new, 36% replies, 11% retweets, 0% quotes
1,174 74 
269. profile imageBenneHolwerda
@BenneHolwerda


Astronomer at large (mostly harmless). University of Louisville. Opinions & typos obv my own.
Louisville, KY
Google Scholar page
9 yrs, 2 mos on Twitter
Tweets: 4/day • 18% new, 50% replies, 25% retweets, 7% quotes
1,172 66 
270. 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, 7 mos on Twitter
Tweets: 0.7/day • 80% new, 8% replies, 5% retweets, 6% quotes
1,164 53 
271. profile imageSteinn Sigurdsson
@steinly0


Icelandic Theoretical Astrophysicist. Planets, Stars, Galaxies, Black Holes and Stuff. Whole Universes, If Needed. Dynamics of Cats; To Say Nothing of The Dog.
scienceblogs.com/catdynamics
6 yrs, 11 mos on Twitter
Tweets: 3/day • 27% new, 10% replies, 48% retweets, 15% quotes
1,159 86 
272. 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, 5 mos on Twitter
Tweets: 5/day • 8% new, 45% replies, 35% retweets, 12% quotes
1,150 90 
273. profile imageA R Cooray
@acooray


Physicist ex @MIT @Caltech now @UCIrvine, NASA/ESA missions/cameras. Chair @NASAOriginsTele PI CDIM CoI SPHEREx & others, consultant, tech startups, new techs
Applications Of Halo Approach To ...
CMB Polarization Workshop
herschel.uci.edu
Google Scholar page
9 yrs, 1 mo on Twitter
Tweets: 2/day • 8% new, 5% replies, 67% retweets, 20% quotes
1,148 70 
274. profile imageAlexander B Fry
@TheAstronomist


Hazy cosmonaut, raconteur, astronomy PhD. Thoughts randomly seeded on science, culture, art, philosophy, astrophysics.
Seattle
commonobserver.com
8 yrs, 4 mos on Twitter
Tweets: 1.0/day • 64% new, 11% replies, 23% retweets, 0% quotes
1,129 167 
275. profile imageProf Sarah Bridle
@sarahbridle


Cosmologist at the University of Manchester working mainly on gravitational lensing with the Dark Energy Survey
Manchester
sarahbridle.net
7 yrs, 5 mos on Twitter
Tweets: 0.3/day • 32% new, 1% replies, 61% retweets, 5% quotes
1,118 58 
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
3 yrs, 9 mos on Twitter
Tweets: 5/day • 49% new, 12% replies, 12% retweets, 27% quotes
1,117 86 
277. 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
3 yrs, 8 mos on Twitter
Tweets: 2/day • 37% new, 22% replies, 30% retweets, 12% quotes
1,113 56 
278. 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, 6 mos on Twitter
Tweets: 0.4/day • 35% new, 19% replies, 22% retweets, 24% quotes
1,107 91 
279. 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
Google Scholar page
5 yrs, 6 mos on Twitter
Tweets: 7/day • 20% new, 49% replies, 9% retweets, 22% quotes
1,102 55 
280. 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, 5 mos on Twitter
Tweets: 8/day • 22% new, 24% replies, 49% retweets, 6% quotes
1,090 49 
281. profile imageSarah Maddison
@ProfAstroSarah


Dean, School of Science @Swinburne; astrophysicist, planet builder; promoter of #science; advocate for #genderequity and #WomenInSTEM
Melbourne, Australia
Google Scholar page
3 yrs, 6 mos on Twitter
Tweets: 3/day • 47% new, 2% replies, 39% retweets, 12% quotes
1,087 80 
282. profile imageKevork N. Abazajian
@kevaba


Cosmologist & Professor at the University of California, Irvine. Advising Board Member & California Coordinator for @314Action. Opinions are my own.
Irvine, CA
physics.uci.edu/~kevork
Google Scholar page
6 yrs, 3 mos on Twitter
Tweets: 4/day • 22% new, 3% replies, 75% retweets, 0% quotes
1,086 58 
283. profile imageSudeep Das
@datamusing


Astrophysicist. Machine Learning Expert. Artist. Storyteller. AI @ Netflix
San Francisco
medium.com/@datamusing
Google Scholar page
4 yrs, 3 mos on Twitter
Tweets: 1/day • 30% new, 7% replies, 62% retweets, 2% quotes
1,083 106 
284. profile imageCaroline Morley
@AstroCaroline


Cloud Ninja, Sagan Fellow at Harvard, modeler of substellar atmospheres
Cambridge, MA
carolinemorley.com
4 yrs, 11 mos on Twitter
Tweets: 0.2/day • 34% new, 45% replies, 17% retweets, 5% quotes
1,075 53 
285. profile imageBrian Wolven
@brianwolven


Veni, vidi, velo. BadAeronomer. Supervised by two felines. Terrified of dyslexic zombies.
Columbia, Maryland, USA
Google Scholar page
8 yrs, 5 mos on Twitter
Tweets: 21/day • 6% new, 83% replies, 7% retweets, 4% quotes
1,070 59 
286. profile imageAbbie✨
@abigailStev


Scientist, feminist, activist, expat, nerd, astro PhD candidate @uva_api, pythoner, tea enthusiast. Formerly @ualberta & @bardcollege. She/her.
Amsterdam
abigailstevens.com
6 yrs, 8 mos on Twitter
Tweets: 5/day • 11% new, 32% replies, 47% retweets, 10% quotes
1,069 62 
287. profile imageGrant Tremblay
@astrogrant


Astrophysicist at the Harvard-Smithsonian Center for Astrophysics Views my own.
Cambridge, MA
granttremblay.com
Google Scholar page
8 yrs, 6 mos on Twitter
Tweets: 2/day • 16% new, 17% replies, 63% retweets, 5% quotes
1,067 53 
288. 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
Google Scholar page
5 yrs, 7 mos on Twitter
Tweets: 0.7/day • 51% new, 20% replies, 13% retweets, 16% quotes
1,058 66 
289. profile imageDr Chris Tibbs
@chris_tibbs


@ESA Research Fellow. Astrophysicist at the European Space Agency. Astronomer abroad. My tweets are my own.
ESA via Manchester & Caltech

8 yrs, 6 mos on Twitter
Tweets: 5/day • 19% new, 53% replies, 17% retweets, 11% quotes
1,045 116 
290. 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, 3 mos on Twitter
Tweets: 2/day • 42% new, 17% replies, 41% retweets, 1% quotes
1,043 52 
291. 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.
Michigan
pa.msu.edu/~donahue
Google Scholar page
9 yrs, 0 mos on Twitter
Tweets: 0.3/day • 26% new, 55% replies, 12% retweets, 8% quotes
1,041 71 
292. profile imageDouglas P Finkbeiner
@DPFink


Astronomer and Physicist
Harvard University
nebel.rc.fas.harvard.edu/dfink/
5 yrs, 1 mo on Twitter
Tweets: 0.1/day • 60% new, 27% replies, 12% retweets, 1% quotes
1,033 50 
293. 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
6 yrs, 10 mos on Twitter
Tweets: 0.4/day • 61% new, 11% replies, 24% retweets, 4% quotes
1,028 41 
294. 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
sites.google.com/site/matthewtu…
Google Scholar page
9 yrs, 7 mos on Twitter
Tweets: 1/day • 12% new, 38% replies, 47% retweets, 2% quotes
1,028 95 
295. 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, 6 mos on Twitter
Tweets: 3/day • 68% new, 19% replies, 9% retweets, 2% quotes
1,009 34 

Last tweeted over a year ago

296. 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, 13% retweets, 0% quotes
6,697 434 
297. 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)
Tweets: 0.3/day • 53% new, 27% replies, 20% retweets, 0% quotes
2,397 106 
298. 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 • 44% new, 1% replies, 53% retweets, 2% quotes
1,991 192 
299. 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…
9 yrs, 3 mos on Twitter until last tweet (2016-Aug-29)
Tweets: 0.8/day • 34% new, 32% replies, 33% retweets, 1% quotes
1,804 168