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TrueSciPhi

Astronomers' Favorite Twitter Feeds

Updated: 2020-Jan-22 22:43 UTC. Listed feeds: 300. A feed's score is the percentage of Astronomers on Twitter following it, and dark shading indicates the feed belongs to a member of that list. Switch to collage. List only feeds under 1,000 followers. Feedback: @TrueSciPhi.

#Twitter profileTwitter
followers 
Score 
1.profile imageKatie Mack
@AstroKatie


(a.k.a. Dr Katherine J Mack) astrophysicist/cosmologist, occasional freelance science writer, connoisseur of cosmic catastrophes
Waterloo, Ontario
astrokatie.com
10 yrs, 9 mos on Twitter
339,528 71.5%
2.profile imageNASA
@NASA


Explore the universe and discover our home planet with @NASA. We usually post in EST (UTC-4)
nasa.gov
12 yrs, 1 mo on Twitter
34,815,119 66.0%
3.profile imageEmily Lakdawalla
@elakdawalla


Solar System Specialist, The Planetary Society. Planetary scientist, author, speaker, asteroid 274860. Views are my own & not those of employer. 🏳️‍🌈 she/her
Pasadena, CA
planetary.org/emily
11 yrs, 8 mos on Twitter
164,947 63.2%
4.profile imagePhil Plait
@BadAstronomer


SCIENCE! I love this stuff. My Bad Astronomy blog: syfy.com/badastronomy I use likes for bookmarks; no endorsement implied. He/him.
Boulder
about.me/philplait
12 yrs, 9 mos on Twitter
615,877 62.9%
5.profile imagechrislintott
@chrislintott


Astronomer, zookeeper and journalist, based at University of Oxford.
Oxford
zooniverse.org
11 yrs, 3 mos on Twitter
30,737 54.4%
6.profile imageAstrotweeps: Phil
@astrotweeps


Admins • @astrotweeps • https://t.co/xi86iPD73r • A new astronomer/planetary scientist tweeting about space each week.
The Universe
astrotweeps.wordpress.com
6 yrs, 0 mos on Twitter
10,477 53.5%
7.profile imageSarah Kendrew
@sarahkendrew


Astronomer with the European Space Agency. Based at the Space Telescope Science Institute in Baltimore. Astronomy, running, bikes. Opinions my own. 🇧🇪🇬🇧
Baltimore
skendrew.github.io
12 yrs, 4 mos on Twitter
9,348 53.1%
8.profile imageDr./Prof. Sarah Hörst
@PlanetDr


Asst Prof of Planetary Sci @JohnsHopkins and Titan evangelist. “I try not to hope and fail utterly” [email protected] she/her https://t.co/KTdjav31lU
Baltimore, MD, USA
etsy.com/shop/PlanetDr
10 yrs, 9 mos on Twitter
57,265 52.9%
9.profile imageSarah Tuttle
@niais


Astrophysicist. We're not going to be shady, just fierce. Professor. A tempest well outside her teapot. 100% problematic. She/her. RT = you're on my dance team.
Here, I guess.
12 yrs, 0 mos on Twitter
15,849 52.2%
10.profile imageastrobites
@astrobites


Digestible summaries of the latest research in astrophysics, written by graduate students. Astrobites is supported by the @AAS_Office. #scicomm
All over the world
astrobites.org
9 yrs, 0 mos on Twitter
10,460 52.0%
11.profile imageBarack Obama
@BarackObama


Dad, husband, President, citizen.
Washington, DC
obama.org
12 yrs, 10 mos on Twitter
112,274,154 51.5%
12.profile imageCuriosity Rover
@MarsCuriosity


Your friendly neighborhood NASA Mars rover. Exploring the Red Planet since 2012. Team headquartered at NASA's Jet Propulsion Laboratory 🚀 @NASAJPL
Gale Crater, Mars
mars.jpl.nasa.gov/msl/
11 yrs, 6 mos on Twitter
4,059,424 51.5%
13.profile imageLucianne Walkowicz
@shaka_lulu


Astronomer @AdlerPlanet, co-founder @JustSpaceOrg, multimedia artist. Ethics of Mars exploration, exoplanets, social justice. Opinions mine. Pronouns: they/them
Chicago, IL
tangledfields.com
8 yrs, 11 mos on Twitter
16,609 51.5%
14.profile imageAstroBetter
@astrobetter


Blog and Wiki for professional astronomers.
astrobetter.com
10 yrs, 9 mos on Twitter
5,629 51.3%
15.profile imageAstronomy Picture Of The Day
@apod


Each day a different image of our universe along with a brief explanation. For issues with this account contact @astronomyblog otherwise apod.nasa.gov/apod/lib/apsub…
Earth
apod.nasa.gov/apod/astropix.…
12 yrs, 5 mos on Twitter
1,298,662 51.1%
16.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
8 yrs, 9 mos on Twitter
7,584 50.9%
17.profile imageJulianne Dalcanton
@dalcantonJD


Astrophysicist at the University of Washington. Principal Investigator of the Panchromatic Hubble Andromeda Treasury (PHAT).
8 yrs, 0 mos on Twitter
7,943 50.4%
18.profile imageBryan Gaensler 📡🧲
@SciBry


Astronomer, Director of @DunlapInstitute at @UofT, @LRP2020 co-chair. Sci-fi connoisseur, rugby devotee, displaced Antipodean, perplexed parent. Opinions ∉ UofT
Toronto, Canada he/him
bryangaensler.net
10 yrs, 5 mos on Twitter
10,738 50.0%
19.profile imageDr. Jessie Christiansen
@aussiastronomer


NASA Research Scientist | #exoplaneteer | #WomenInStem advocate | Science curator at @NASAExoArchive | She/her | Married to @PFHopkins_Astro | Mum of twins
Caltech, Pasadena, CA, USA
spider.ipac.caltech.edu/staff/christia/
6 yrs, 0 mos on Twitter
18,815 49.8%
20.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
11 yrs, 0 mos on Twitter
31,010 49.6%
21.profile imageNeil deGrasse Tyson
@neiltyson


Astrophysicist
New York City
haydenplanetarium.org/tyson/
10 yrs, 11 mos on Twitter
13,631,788 48.5%
22.profile imageESA
@esa


European Space Agency, keeping you posted on European space activities.
Europe
esa.int
10 yrs, 11 mos on Twitter
1,040,925 48.2%
23.profile imageProf. Karen Masters 💫⭐️✨
@KarenLMasters


Professor of astrophysics @haverfordedu. Investigating galaxies with @GalaxyZoo @SDSSurveys. Touch a galaxy @TactileUniverse. British. She/her.
Philadelphia, PA
klmasters.sites.haverford.edu
10 yrs, 10 mos on Twitter
9,019 47.8%
24.profile imageSpaceX
@SpaceX


SpaceX designs, manufactures and launches the world’s most advanced rockets and spacecraft
Hawthorne, CA
spacex.com
10 yrs, 9 mos on Twitter
9,617,846 47.4%
25.profile imageSean Carroll
@seanmcarroll


Physicist, @Caltech & @SFIscience. Author, Something Deeply Hidden & more. Host, #MindscapePodcast. Married to @JenLucPiquant. In favor of truth and kindness.
Los Angeles
preposterousuniverse.com
10 yrs, 10 mos on Twitter
248,969 46.1%
26.profile imageMolly Peeples
@astronomolly


Astronomer in the Science Policies Group @STScI playing with galaxies & gas, real & fake. #Hubble, #JWST, #WFIRST pay the bills; opinions are my own. She/her.
Baltimore, MD, z=0
molly.science
7 yrs, 3 mos on Twitter
8,079 45.8%
27.profile imageBrian Cox
@ProfBrianCox


Professor of Particle Physics at The University of Manchester and The Royal Society Professor for Public Engagement in Science.
The Earth, with everyone else
briancoxlive.co.uk
11 yrs, 1 mo on Twitter
2,955,638 45.6%
28.profile imageFraser Cain
@fcain


Publisher of universetoday.com, co-host of astronomycast.com. Named after Asteroid 158092.
Courtenay, British Columbia
about.me/frasercain
12 yrs, 10 mos on Twitter
41,422 45.4%
29.profile imageNASA JPL
@NASAJPL


NASA Jet Propulsion Laboratory manages many of NASA's robotic missions exploring Earth, the solar system and our universe. Tweets from JPL's News Office.
Pasadena, Calif.
jpl.nasa.gov
10 yrs, 11 mos on Twitter
2,924,335 45.2%
30.profile imageDr./Prof. Renée Hložek
@reneehlozek


South African cisgender, bisexual woman Assist. Astrophysics Prof., Rhodes scholar (and lover of loud karaoke), Senior TED Fellow. Feminist scientist. She/her
Toronto, Ontario
reneehlozek.com
10 yrs, 5 mos on Twitter
6,380 45.2%
31.profile imageKelle Cruz
@kellecruz


Astronomy Prof at @Hunter_College, @AMNH, and #BDNYC. Liveable streets. @Spurs. Founder, editor of @AstroBetter & CEO of @ScienceBetter. Coordinator of @Astropy
New York, NY
astrobetter.com
10 yrs, 11 mos on Twitter
5,383 45.2%
32.profile imageAlex Parker
@Alex_Parker


Planetary astronomer and artist exploring the origin and history of our solar system. Director of @ESPRESSO_SSERVI, keeper of @RoboHiveTweets. He/him.
Boulder, Colorado
alexharrisonparker.com
11 yrs, 0 mos on Twitter
30,992 44.5%
33.profile imageM. Womack
@StarzanPlanets


Astrophysicist and Planetary Scientist working with @FSI_Orlando #AreciboObservatory and UCFPhysics. No pseudoscience. #ObservingRun #ClimateChange #teamcomet
Washington, DC
fsi.ucf.edu/maria-womack-p…
10 yrs, 5 mos on Twitter
4,561 44.1%
34.profile imageESO
@ESO


The European Southern Observatory is the most productive observatory in the world. We design, build & operate some of the most advanced telescopes in the world.
Garching, Germany
11 yrs, 5 mos on Twitter
95,520 43.6%
35.profile image★ dr amanda bauer ★
@astropixie


Head of Edu&Outreach for LSST & Deputy Director of LSST Operations. #CosmicVertigo space podcast abc.net.au/radionational/…
Tucson, AZ
amandabauer.blogspot.com
11 yrs, 10 mos on Twitter
9,620 43.6%
36.profile imageProf. Emily Rice, Ph.D.
@emilylurice


Astronomer at @macaulayhonors, @GC_CUNY, @AMNH, #BDNYC, #CUNYAstro; @AstronomyOnTap HQ; 1/2 of @startorialist; @knitted_bd host ⭐️. Not @djcarlysagan 😜 She/her
Occupied Lunaape Land (NYC)
emilylrice.me
12 yrs, 4 mos on Twitter
6,092 43.4%
37.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
8 yrs, 2 mos on Twitter
4,713 43.4%
38.profile imageBrian P 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
10 yrs, 1 mo on Twitter
25,486 43.2%
39.profile imageMike Brown
@plutokiller


Astronomer, planet hunter, Pluto killer, bear whisperer, Finger-wrapped dad. Dangerous secularist.
Pasadena, CA
mikebrownsplanets.com
10 yrs, 9 mos on Twitter
64,450 43.0%
40.profile imageMC Stardust ✨
@Summer_Ash


I seem really confident and I talk about space. #lookup #TeamRadio #defectiveheartgirlsolutions 1/2 of @startorialist, opinions=mine (she/her)
Moon/New York City
summerash.com
9 yrs, 9 mos on Twitter
13,354 42.8%
41.profile imageProf. Abel Méndez
@ProfAbelMendez


Planetary Astrobiologist and Director of the @PlanetaryHabLab. Looking at habitable worlds from the Arecibo Observatory. #exoplanets #astrobiology #habitability
Arecibo, Puerto Rico
phl.upr.edu
10 yrs, 2 mos on Twitter
15,380 42.3%
42.profile imageMichele Bannister
@astrokiwi


Planetary astronomer, poet, hunter of new & strange worlds. Connoisseur of fuzzy dots of light. Asteroid (10463). she/her
living the life non-sidereal
mtbannister.github.io
10 yrs, 10 mos on Twitter
9,304 42.1%
43.profile imageAlyssa A. Goodman
@AlyssaAGoodman


Astronomy Professor at Harvard, CoDirector of Science at Radcliffe Institute. President of glue solutions, inc. gluesolutions.io.
Massachusetts
cfa.harvard.edu/~agoodman
11 yrs, 0 mos on Twitter
4,001 41.9%
44.profile imageNASA Webb Telescope
@NASAWebb


NASA's James Webb Space Telescope will give us an amazing look at the universe! It will launch in 2021. RT, likes, and/or @mentions do not imply endorsement.
Greenbelt, Maryland
jwst.nasa.gov
10 yrs, 9 mos on Twitter
415,206 41.4%
45.profile imageAssociate Professor J(an). J(amie). Eldridge
@astro_jje


NZ theoretical astrophysicist studying exploding binary stars. Lecturer, Speaker, Sci-fi addict, feminist, trans enby. Pronouns: she/her/they.
Auckland, New Zealand
jjeldridge.blogs.auckland.ac.nz
6 yrs, 9 mos on Twitter
8,175 41.4%
46.profile imageDr Rachael Livermore
@rclivermore


Astrophysicist | Science Communicator. She/her. Videos of my public talks at bit.ly/SciTalks
London, England
rlivermore.com
11 yrs, 7 mos on Twitter
7,891 41.4%
47.profile imageBrooke Simmons
@vrooje


Distracted astrophysicist researching galaxies & black holes & other interesting things. Also planetaryresponsenetwork.org lead. (She/her)
United Kingdom
vrooje.github.io
11 yrs, 4 mos on Twitter
8,878 41.2%
48.profile imageDr Pamela L Gay
@starstryder


Come for the science, stay for the typos. All opinions & ideas are my own. Patreon.com/starstryder
Edwardsville, IL
starstryder.com
11 yrs, 11 mos on Twitter
41,186 41.0%
49.profile imagesondy
@sondy


asteroids, comets, @AreciboRadar/🇵🇷 love, cacti 🌵, geology, autoimmune disease/healthcare advocacy, puns, cat herding @ObservatoryCats. she/her
Chukson / Tucson, AZ
sondy.com
9 yrs, 9 mos on Twitter
8,932 41.0%
50.profile imageElon Musk
@elonmusk


10 yrs, 7 mos on Twitter
30,807,271 40.8%
51.profile imageNASA Exoplanets
@NASAExoplanets


We're the NASA team looking for planets and life beyond our solar system. We represent all of NASA's missions looking for – and finding – new worlds.
Beyond
exoplanets.nasa.gov
11 yrs, 1 mo on Twitter
640,166 40.6%
52.profile imageCatherine Q.
@CatherineQ


Astrophysicist, science communicator, over-thinker. One of @HuffPostscience Top 30 Physicists to follow. @AucklandUni @ScienceUoA space person. Dogs rule
New Zealand
CatherineQ.com
10 yrs, 10 mos on Twitter
41,530 40.6%
53.profile imageDavid Spergel
@DavidSpergel


Astrophysicist at Princeton University and Flatiron Institute
Princeton NJ
astro.princeton.edu/~dns
6 yrs, 0 mos on Twitter
5,946 40.4%
54.profile imageDr. Tanya Harrison
@tanyaofmars


🇨🇦🇺🇸🏳️‍🌈Professional Martian 🔴Former mission ops @MarsCuriosity, @MarsRovers & more. 🌍Manager of Science Programs @planetlabs 👩‍🚀Views = my own.
Washington DC + Toronto
tanyaofmars.com
10 yrs, 10 mos on Twitter
33,506 40.1%
55.profile imageBenneHolwerda
@BenneHolwerda


Astronomer at large (mostly harmless). University of Louisville. Opinions & typos obv my own.
Louisville, KY
11 yrs, 6 mos on Twitter
2,387 40.1%
56.profile image🙅🏽‍♀️ Chanda Prescod-Weinstein 🙅🏽‍♀️
@IBJIYONGI


Personal Account. all Black/all Jewish. Prof: #Physics/#Astro & Black feminist #HistSTM. queer agender woman/she. 2021: #DisorderedCosmos! tweets by/for me only
DurhamNH/CambridgeMA/Wakanda
profcpw.com
11 yrs, 7 mos on Twitter
62,962 39.9%
57.profile imageHubble
@NASAHubble


The official Twitter account for the NASA Hubble Space Telescope, managed and operated by NASA's Goddard Space Flight Center.
Goddard Space Flight Center
nasa.gov/mission_pages/…
11 yrs, 10 mos on Twitter
6,411,541 39.7%
58.profile imageSarcasticRover
@SarcasticRover


Doing a science on the red planet. Not @MarsCuriosity. Portrait by @badportraits. Written by @jfiliatrault.
4th Rock From the Sun
7 yrs, 5 mos on Twitter
955,717 39.7%
59.profile imageGrant Tremblay
@astrogrant


Astrophysicist at the @CenterForAstro | @Harvard & @Smithsonian. Previously @NASA Einstein Fellow @Yale, Fellow @ESO, & SDAS regular @STScI. Views my own.
Cambridge, MA
granttremblay.com
10 yrs, 10 mos on Twitter
5,576 39.5%
60.profile imagePeter Edmonds
@PeterDEdmonds


Work in astronomy publicity after surviving an astrophysics PhD & postdocs. Interested in #science & #scicomm. Opinions are mine & RTs aren't endorsements.
peterdedmonds.blogspot.com
8 yrs, 0 mos on Twitter
4,158 39.5%
61.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…
6 yrs, 0 mos on Twitter
3,841 39.5%
62.profile imageRisa Wechsler
@RisaWechsler


astrophysicist. cosmologist. maker of universes, surveyer of the skies. professor of physics @stanford, director of @kipac1. she/they. talks: bit.ly/risamovies
San Francisco
risawechsler.com
7 yrs, 4 mos on Twitter
10,532 39.3%
63.profile imageCassiniSaturn
@CassiniSaturn


Our spacecraft is gone, but the science continues. Join us at @NASASolarSystem for the latest.
Saturn, Solar System
solarsystem.nasa.gov/cassini
11 yrs, 7 mos on Twitter
1,639,730 39.0%
64.profile imageESA Science
@esascience


Science @ the European Space Agency ESA, keeping you posted on European space science activities.
Noordwijk, The Netherlands
esa.int/science
10 yrs, 0 mos on Twitter
335,418 39.0%
65.profile imageNASA's Juno Mission
@NASAJuno


Exploring Jupiter to improve our understanding of the planet's origins and the formation of planetary systems. missionjuno.swri.edu nasa.gov/juno
Jupiter
10 yrs, 11 mos on Twitter
763,749 38.8%
66.profile imageChris Hadfield
@Cmdr_Hadfield


Canadian Astronaut, back on Earth after 3 spaceflights. For events and media, please write to [email protected]
Earth
chrishadfield.ca
9 yrs, 4 mos on Twitter
2,393,712 38.4%
67.profile imageSophia Gad-Nasr 🏳️‍🌈
@Astropartigirl


I do cosmology and astroparticle theory. I pick apart the Universe to figure out how it works. Science Advisor. UCI PhysSci Scicomm Fellow. 🇵🇱✡🇪🇬☪️ She/her
🐶|Los Angeles〉+ 🐹|Irvine〉
astropartigirl.com
9 yrs, 8 mos on Twitter
40,456 38.4%
68.profile imageSarah Ballard
@hubbahubble


Habitable worlds, kindness, fiction, etc. At ~75 km/s*Mpc! One half of @drssarahcare
Cambridge, MA
drballard.space
5 yrs, 11 mos on Twitter
3,452 38.4%
69.profile imagePlanetary Society
@exploreplanets


Your role in space exploration starts here. Join CEO @BillNye and shape our future in the cosmos.
Pasadena, CA
planetary.org
9 yrs, 4 mos on Twitter
214,946 38.2%
70.profile imageProf. Nicole Gugliucci, Doctor of the Sky 👩‍🏫📡✨
@NoisyAstronomer


Physics professor, education researcher, astronomer, scicommer, advocate for equity in STEM. Geek, crossfitter, dog mom. She/her. 🏳️‍🌈 Tweets mine; RT≠endorse
New Hampshire, USA
noisyastronomer.com
11 yrs, 7 mos on Twitter
21,294 37.7%
71.profile imageNewHorizons2015
@NewHorizons2015


The First Space Mission to Explore Planet Pluto--Ride Along Via Principal Investigator Alan Stern's Private New Horizons Twitter Feed. Follow Stern @AlanStern
Deeeeep Space
11 yrs, 6 mos on Twitter
293,068 37.5%
72.profile imageBill Nye
@BillNye


Science Rules! Podcast Link Below 🧪
Los Angeles, CA
billnyepodcast.com
10 yrs, 8 mos on Twitter
5,962,416 37.1%
73.profile imageNature Astronomy
@NatureAstronomy


A Nature journal dedicated to presenting the very best research across the disciplines of astronomy, astrophysics, cosmology and planetary science.📡
London, England
nature.com/natastron/
4 yrs, 3 mos on Twitter
23,005 37.1%
74.profile imageDr Chiara Mingarelli
@Dr_CMingarelli


Gravitational-wave astrophysicist. Associate Research Scientist at @FlatironCCA, Assistant Prof. at @UConn. Views my own.
New York, NY
chiaramingarelli.com
8 yrs, 10 mos on Twitter
7,244 37.1%
75.profile imageNASA New Horizons
@NASANewHorizons


After exploring Pluto & its moons in July 2015 the New Horizons spacecraft encountered Kuiper Belt object Arrokoth on Jan 1 2019, the farthest flyby in history.
Solar System
nasa.gov/mission_pages/…
5 yrs, 5 mos on Twitter
393,608 36.8%
76.profile imageJedidah Isler, PhD
@JedidahIslerPhD


Astrophysicist / Professor / Relentless Dreamer / Innovator / Founder & Host @VanguardSTEM / Senior @TEDFellow / @NatGeo Explorer [she]
JedidahIslerPhD.com
9 yrs, 5 mos on Twitter
16,709 36.8%
77.profile imageNature News & Comment
@NatureNews


Science news & opinion from the news team at Nature, the international journal of #science. Get our daily newsletter: go.nature.com/naturebriefing
Worldwide
nature.com/news
11 yrs, 5 mos on Twitter
1,989,730 36.6%
78.profile imageLIGO
@LIGO


Official Twitter of the LIGO Scientific Collaboration. We detect gravitational waves! YouTube: youtube.com/ligovirgo
Livingston, LA and Hanford, WA
ligo.org
11 yrs, 7 mos on Twitter
98,994 36.6%
79.profile imageProf Anna Watts
@drannawatts


Professor of Astrophysics @ Univ. of Amsterdam. Neutron stars (explosions, dense matter), X-ray astronomy. Mom, Migrant. Particles in stars blah blah.
Amsterdam
staff.fnwi.uva.nl/a.l.watts/
5 yrs, 7 mos on Twitter
5,522 36.4%
80.profile imageAlberto Conti
@albertoconti


Astrophysicist & Director of New Business at Ball Aerospace - Tweets are my own, at least in this multiverse. he/him --en.wikipedia.org/wiki/Alberto_C…
Colorado, USA
en.m.wikipedia.org/wiki/Alberto_C…
11 yrs, 6 mos on Twitter
3,922 36.4%
81.profile imageCaitlin Casey
@astrocaits


Astronomer at the University of Texas at Austin🤘🏼, big fan of dust/gas in the Universe, passionate urban farmer. 🐷🐔😽Views my own. she/hers
Austin, TX
as.utexas.edu/~cmcasey
5 yrs, 11 mos on Twitter
3,102 36.4%
82.profile imageShit Academics Say
@AcademicsSay


A social experiment | @prof_nch
chronicle.com/article/Academ…
6 yrs, 4 mos on Twitter
323,872 36.2%
83.profile imageMika McKinnon
@mikamckinnon


Field geophysicist, disaster researcher, scifi science consultant, science writer, public speaker, irrepressibly curious. #scicomm #womeninSTEM she/her 🇨🇦🇺🇸
West Coast
about.me/mikamckinnon
10 yrs, 7 mos on Twitter
55,811 36.2%
84.profile imageESA Rosetta Mission
@ESA_Rosetta


ESA spacecraft that studied Comet 67P/Churyumov-Gerasimenko & sent @philae2014 to its surface. Mission completed 30 Sep 2016. Follow @esascience for latest news
rosetta.esa.int
5 yrs, 7 mos on Twitter until last tweet (2016-Sep-30)
459,330 35.7%
85.profile imageEthan Siegel
@StartsWithABang


The Universe is: Expanding, cooling, and dark. It starts with a bang! #Cosmology Science writer, astrophysicist, author, Forbes & NASA columnist.
Portland, OR
forbes.com/sites/startswi…
8 yrs, 9 mos on Twitter
19,377 35.7%
86.profile imageBecky Smethurst
@drbecky_


Astrophysicist researching how supermassive black holes affect galaxies. I get overly enthusiastic about space on YouTube: youtube.com/drbecky
Oxford, England
drbecky.uk.com
10 yrs, 9 mos on Twitter
10,544 35.5%
87.profile imageNadia Drake
@nadiamdrake


Contributing writer @natgeo. Former ballet dancer, slightly obsessed with planets (and MOONS), jungles and spiders. Champagneophile. PhD. (she/her)
9 yrs, 3 mos on Twitter
26,746 35.3%
88.profile imageMeg Schwamb
@megschwamb


Planetary scientist & astronomer at Queen’s University Belfast: KBOs, Planet Four(Mars), MBCs(Comet Hunters),LSST SSSC co-chair. Opinions tweeted are my own
Belfast, UK
megschwamb.com
9 yrs, 8 mos on Twitter
5,253 35.3%
89.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
Cambridge, MA
mahalonottrash.blogspot.com/2015/05/i-am-o…
6 yrs, 11 mos on Twitter
2,366 35.3%
90.profile imageAlexandra Witze
@alexwitze


Correspondent for Nature, views my own. Reach me (preferred) witzescience-at-gmaildotcom or (secure) awitze-at-protonmaildotcom. She/her/hers.
Boulder, CO
alexandrawitze.com
10 yrs, 10 mos on Twitter
21,746 34.9%
91.profile imageSTARtorialist
@startorialist


Where science meets fashion and scientists get FABULOUS! Blog & pop-up shop by professional astronomers @Summer_Ash & @emilylurice. Online shop➡️early 2020!
The Universe
startorialist.com/about
6 yrs, 1 mo on Twitter
4,774 34.9%
92.profile imageThe SETI Institute
@SETIInstitute


We believe we are conducting the most profound search in human history — to know our beginnings and our place among the stars.
Mountain View, CA
seti.org
10 yrs, 9 mos on Twitter
689,776 34.4%
93.profile imageEmily Levesque 🤓✨🔭📚
@emsque


Astro prof, author, weird star enthusiast | THE LAST STARGAZERS, my book of astronomy stories & adventures, comes out on August 4! thelaststargazers.com
Seattle, WA
emlevesque.com
9 yrs, 11 mos on Twitter
4,433 34.2%
94.profile imageDan F-M
@exoplaneteer


I write code for good & astrophysics. Associate Research Scientist at @FlatironCCA (he/him)
NYC
dfm.io
8 yrs, 5 mos on Twitter
3,138 34.2%
95.profile imageMatthew R "Who Owns An Asteroid?" Francis
@DrMRFrancis


Writer of science. Wearer of jaunty hats. Help fund my science comics collection with @ScienceComic : unbound.com/books/who-owns… . He/him.
bowlerhatscience.org
9 yrs, 4 mos on Twitter
23,545 33.8%
96.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
Cambridge, MA, USA
annafrebel.com
6 yrs, 7 mos on Twitter
13,256 33.8%
97.profile imageJackie Faherty
@jfaherty


Astrophysicist at @AMNH. Enthusiast for bringing the cosmos to the public @backyardworlds #womeninscience #BDNYC #manhattanhenge #astronomy #scicomm
jackiefaherty.com
10 yrs, 10 mos on Twitter
5,434 33.8%
98.profile imagePhilae Lander
@Philae2014


On 12 November 2014 I landed on comet #67P as part of @ESA_Rosetta. I am operated by @DLR_en's Lander Control Center LCC in Cologne.
Interplanetary Space
dlr.de/en/rosetta
9 yrs, 2 mos on Twitter
382,893 33.6%
99.profile imageESA Gaia
@ESAGaia


Science with 1 billion objects in three dimensions
ESA
cosmos.esa.int/gaia
10 yrs, 11 mos on Twitter
22,573 33.6%
100.profile imageDr. Emily Petroff
@ebpetroff


Astronomer.Reader.Random number generator. Veni Fellow studying fast radio bursts 📡💥 at the University of Amsterdam in the API 🏳️‍🌈
The Netherlands
ebpetroff.com
6 yrs, 6 mos on Twitter
9,726 33.6%
101.profile imageDr Jess Wade 👩🏻‍🔬
@jesswade


제시카 physics postdoc @imperialcollege. @500womensci + @wikipedia + chiral materials + Raman spectroscopy enthusiast. she / her. least useful doctor in my family.
London, England
gofundme.com/challenge-bias…
10 yrs, 11 mos on Twitter
37,321 33.3%
102.profile imageNASA Goddard
@NASAGoddard


Your friendly neighborhood space flight center. 👩‍🔬🚀 Welcome to the largest community of scientists, engineers and technologists on planet Earth.
Greenbelt, MD USA
nasa.gov/goddard
10 yrs, 11 mos on Twitter
582,178 33.1%
103.profile imageRealScientists - Caitlyn
@realscientists


Real science from real scientists, writers, communicators, artists & clinicians. This week's curator: @CaitlynCardetti
Everywhere
realscientists.org
6 yrs, 11 mos on Twitter
83,387 33.1%
104.profile imageJane Rigby
@janerrigby


Astronomer @nasa studying black holes & galaxies w/ telescopes around world & in space, helping build @NASAWebb. Queer parent scientist UU activist. Views mine.
DC Metro
janerigby.net
9 yrs, 0 mos on Twitter
5,012 33.1%
105.profile imageGeert Barentsen
@GeertHub


NASA Astronomer in Silicon Valley. Leads the wonderful @KeplerGO team at @NASAAmes. Belgian (like waffles). #KeplerMission #K2Mission
Mountain View, CA
geert.io
10 yrs, 8 mos on Twitter
3,604 33.1%
106.profile imageMichelle Collins
@michelle_lmc


Astrophysicist working on Local Group galaxies. Soft spot for Andromeda. Keen runner. All views my own. RT != endorsement
Guildford, England
therunningastronomer.com
10 yrs, 8 mos on Twitter
2,398 33.1%
107.profile imageProf. Lisa Harvey-Smith
@lisaharveysmith


Astrophysicist, Australian Govt. @WomenInSTEMau Ambassador, Author #WhenGalaxiesCollide, #UnderTheStars, @ABCtv Stargazing Live, Ultramarathoner.
Australia
lisaharveysmith.com
8 yrs, 2 mos on Twitter
19,275 32.9%
108.profile imageRobert McNees
@mcnees


Professor, physicist, sci comm. Black holes, quantum gravity, cosmology. Rocky Top. Tar Heel. RTs are spooky action at a distance. Opinions mine alone. He/him.
Chicago, z=0
jacobi.luc.edu
11 yrs, 7 mos on Twitter
17,324 32.9%
109.profile imageJames Davenport
@jradavenport


Astronomer, maker of data and science things, Dad. Studying stars, looking for aliens. All opinions are my own.
Seattle, WA
youtube.com/james-davenport
7 yrs, 8 mos on Twitter
3,039 32.9%
110.profile imageKarin Sandstrom
@karinsandstrom


Astronomer. Assistant Professor at UC San Diego. Lover of coffee, interstellar dust, California, nerdy stuff.
San Diego, CA
karinsandstrom.github.io
10 yrs, 9 mos on Twitter
2,780 32.9%
111.profile imageRubin Observatory
@VRubinObs


The Rubin Observatory will produce the Legacy Survey of Space and Time (LSST).
Cerro Pachon, Chile
vro.org
11 yrs, 5 mos on Twitter
7,761 32.7%
112.profile imageDr. Rachael Beaton
@rareflwr41


migrant astronomer currently at Princeton; 'i have loved the stars too fondly to be fearful of the night' - sarah williams
princeton, nj
sites.google.com/site/rachaellb…
9 yrs, 10 mos on Twitter
1,912 32.7%
113.profile imageCERN
@CERN


#CERN, the European Organization for Nuclear Research, is the world's largest particle physics lab, home of the #LHC. French: @CERN_FR
Geneva
home.cern
11 yrs, 6 mos on Twitter
2,569,059 32.2%
114.profile imageEd Yong
@edyong209


Science writer at The Atlantic. Author of I CONTAIN MULTITUDES, a New York Times bestseller on animal-microbe partnerships. edyong.me (he/him)
Washington, DC
theatlantic.com/author/ed-yong/
10 yrs, 11 mos on Twitter
168,912 32.2%
115.profile imageRoyal Astronomical Society
@RoyalAstroSoc


We encourage & promote astronomy, solar-system science & geophysics in the UK & worldwide. Tweets by @RobertMMassey, @yelizrifat, @lucywimss & @MorganDJHollis
Burlington House, London
ras.ac.uk
9 yrs, 10 mos on Twitter
31,297 32.2%
116.profile imageAstro Union
@IAU_org


Founded in 1919, the International Astronomical Union (IAU) promotes and safeguards the science of astronomy through international cooperation.
iau.org
5 yrs, 7 mos on Twitter
9,830 32.2%
117.profile imageDr. Christina Richey
@PlanSciCRichey


Planetary Scientist/Astrophysicist, fighter 4 inclusion in STEM, love/hate relationship w/ workouts, wine drinker, making my mom 😊; views are my own. they/them
Los Angeles, CA
en.wikipedia.org/wiki/Christina…
4 yrs, 4 mos on Twitter
2,655 32.2%
118.profile imageJason Major
@JPMajor


Space. Planets. NASA. Science. Rocketry. Astronomy. Democracy. Nature. Birds. Coffee. Occasionally funny. He/him. (It, but only if you’re an alien.)
Warwick, RI
lightsinthedark.com
10 yrs, 0 mos on Twitter
35,550 32.0%
119.profile imageLee Billings
@LeeBillings


Science journalist covering space and physics for @sciam. Author of Five Billion Years of Solitude, a book on the search for alien Earths. Opinions are my own.
New York City
leebillings.com
10 yrs, 8 mos on Twitter
8,708 32.0%
120.profile imageJosh Peek
@jegpeek


Principal Investigator @MAST_News. Data Science and astronomy at @stsci and JHU. Statements do not reflect the position of any employer, obvi.
Baltimore
stsci.edu/~jegpeek/
10 yrs, 11 mos on Twitter
1,339 32.0%
121.profile imageUniverse Today
@universetoday


Universe Today - universetoday.com, a website about space and astronomy. Tweets are probably coming from @fcain
Courtenay, British Columbia
universetoday.com
10 yrs, 10 mos on Twitter
294,755 31.8%
122.profile imagePeter Coles 🇮🇪 🏳️‍🌈 🇪🇺 🎷 🎶
@telescoper


Theoretical astrophysicist specialising in the Universe and all that surrounds it (e.g. jazz, opera, poetry & crosswords). Pronouns: he/him. #FBPE
Maynooth, Co Kildare, Ireland
telescoper.wordpress.com
10 yrs, 3 mos on Twitter
6,216 31.8%
123.profile imageDavid Kipping
@david_kipping


Exoplanets & Exomoons, Cool Worlds Lab, Columbia University
Manhattan, NY
coolworlds.astro.columbia.edu
10 yrs, 10 mos on Twitter
5,310 31.8%
124.profile imageJohanna
@johannateske


Astronomer, runner, educator, feminist, vegan, #Nats fan, she/her/hers
Pasadena, CA
johannateske.virb.com
6 yrs, 0 mos on Twitter
2,473 31.8%
125.profile imageAlexandria Ocasio-Cortez
@AOC


US Representative,NY-14 (BX & Queens). In a modern, moral, & wealthy society, no American should be too poor to live. 💯% People-Funded, no lobbyist💰. She/her.
Bronx + Queens, NYC
Ocasio2018.com
9 yrs, 8 mos on Twitter
6,199,930 31.6%
126.profile imageNew Scientist
@newscientist


The best place to find out what’s new in science – and why it matters. Tweets by @SamWong1. Subscribe here: https://t.co/hqL9B4DM0i
Worldwide
newscientist.com
10 yrs, 11 mos on Twitter
3,582,950 31.6%
127.profile imageAmber Straughn
@astraughnomer


Arkansas native & @NASA astrophysicist for #JWST. Climate change is real. Pilot, yogini, Great Dane mom, @PearlJam fan, Razorback 🏈 fan, #FirstGen Tweets mine
Lukin's
amberstraughn.com
8 yrs, 8 mos on Twitter
14,091 31.6%
128.profile imageJason Wright
@Astro_Wright


Professor of Astronomy and Astrophysics at Penn State. Son, husband, father, scientist, teacher, student, human. Mostly posting astronomy. Mostly.
State College, PA, USA
sites.psu.edu/astrowright/
7 yrs, 4 mos on Twitter
6,692 31.6%
129.profile imageDr. Jennifer L. Hoffman ✨
@astroprofhoff


Astronomer, associate professor, alto, auntie, ailurophile. She/her. University of Denver
Denver, CO
grammai.org/jhoffman/
6 yrs, 0 mos on Twitter
3,160 31.6%
130.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
10 yrs, 9 mos on Twitter
2,514 31.6%
131.profile imageAlan Stern
@AlanStern


Scientist. Space Explorer. Author. Speaker. Optimist. Pilot. Dad. Not necessarily in that order. Follow my New Horizons Twitter feed @NewHorizons2015 too!
Niwot, CO
alanstern.space
11 yrs, 5 mos on Twitter
39,155 31.4%
132.profile imageMeredith Rawls
@merrdiff


Stellar astronomer and data management for LSST @VRubinObs Also: mom, scicommer, violist, Episcopalian. Keep looking up. (She/her)
Seattle, WA
staff.washington.edu/mrawls
9 yrs, 11 mos on Twitter
5,321 31.4%
133.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
11 yrs, 0 mos on Twitter
6,708 31.1%
134.profile imageElisabeth Newton
@EllieInSpace


Astronomer, educator and assistant professor @Dartmouth College. Also a climber, baker, crafter & @astrobites co-founder. She/her.
Hanover, NH
dartmouth.edu/~ernewton
8 yrs, 7 mos on Twitter
2,423 31.1%
135.profile imageAdam Burgasser
@browndwarfs


astrophysicist, professor, and preferably in the water.
on a plane, or San Diego
pono.ucsd.edu/~adam
9 yrs, 5 mos on Twitter
2,019 31.1%
136.profile imageDr Jane MacArthur
@Jane_MacArthur


Planetary scientist studying @UKAntarcticMets, martian meteorites and comet Stardust. Fellow & elected Councillor @RoyalAstroSoc #RAS200 #Violinist #FCA
Manchester
janemac.org
10 yrs, 11 mos on Twitter
7,405 30.9%
137.profile imageMarc Kuchner
@marckuchner


NASA Citizen Science Lead, Astrophysicist, Songwriter.
Greenbelt, MD
marketingforscientists.com
11 yrs, 1 mo on Twitter
5,689 30.9%
138.profile imageBuzz Aldrin
@TheRealBuzz


Gemini 12 & Apollo XI Astronaut & Moonwalker; West Point; USAF Col, Korean War Vet; MIT Founder, Human SpaceFlight Institute Founder
buzzaldrin.com
10 yrs, 7 mos on Twitter
1,492,161 30.7%
139.profile imageHUBBLE
@HUBBLE_space


The official feed of ESA/Hubble. The Hubble Space Telescope is the space-based observatory which has revolutionised modern astronomy.
space
spacetelescope.org
9 yrs, 8 mos on Twitter
600,260 30.7%
140.profile imageElizabeth Tasker
@girlandkat


UK astrophysicist working at the Japan Aerospace Exploration Agency (JAXA). Author of 'The Planet Factory' and writer for @nexssmanyworlds (views are my own~)
Japan
about.me/elizabethtasker
8 yrs, 2 mos on Twitter
4,134 30.7%
141.profile imageAlan Duffy
@astroduff


Professor in Astrophysics at @Swinburne and Lead Scientist of @RiAus Instagram.com/profalanduffy
Melbourne
riaus.org.au
7 yrs, 6 mos on Twitter
21,819 30.5%
142.profile imageBrian Keating
@DrBrianKeating


Chancellor’s Professor of Physics @UCSanDiego Dir: @SimonsObs Assoc. Dir:@imagineUCSD. Author LOSING THE NOBEL PRIZE https://t.co/tcM4dZj8u5 @WWNorton @tantoraudio
San Diego, CA
briankeating.com
9 yrs, 3 mos on Twitter
8,020 30.5%
143.profile imageKevin Schawinski
@kevinschawinski


Co-founder/CEO @modulos_ai
Zurich, Switzerland
modulos.ai
8 yrs, 11 mos on Twitter
4,518 30.5%
144.profile imageJames Bullock
@jbprime


Dean @UCIPhysSci - Professor @UCIPhysAstro - Astrophysicist Cosmologist - Fan of @UCImath @UCIchemistry @UCIESS @UCIrvine - Mumbler on @ScienceChannel #HTUW
Irvine, California, USA
physics.uci.edu/~bullock/
10 yrs, 5 mos on Twitter
4,514 30.5%
145.profile imageBruce Macintosh
@bmac_astro


Stanford professor. Astronomer: exoplanets, instruments, astropolicy. Sarcasm and golden retrievers. Principal investigator for the Gemini Planet Imager. He/him
Stanford, CA
2 yrs, 2 mos on Twitter
1,927 30.3%
146.profile imageSloan Digital Sky Surveys
@sdssurveys


Tweeting about mapping the Universe @APOGEEsurvey @eBOSSurvey @MaNGASurvey
Apache Point Observatory.
sdss.org
6 yrs, 11 mos on Twitter
5,124 30.0%
147.profile imageDavid Grinspoon
@DrFunkySpoon


Astrobiologist, Author, Musician. 👽🚀🎸🎵🌎❤️
Biosphere One
funkyscience.net
8 yrs, 4 mos on Twitter
24,958 29.8%
148.profile imageShannon Stirone 💀
@shannonmstirone


Writer. Art Historian. Find me in @NYTimes @washingtonpost @PopSci @ozm @TheAtlantic @NatGeo @SciAm @RollingStone @Wired @Longreads. Opinions are mine.
Bay Area, CA
shannonstirone.com
5 yrs, 5 mos on Twitter
22,518 29.8%
149.profile imageTrueSciPhi / Kelly Truelove
@TrueSciPhi


A window on science, philosophy, and mathematics communities on social media, by Kelly Truelove (physics PhD). Photo info at instagram.com/TrueSciPhi.
Austin, Texas
TrueSciPhi.org
4 yrs, 7 mos on Twitter
7,619 29.8%
150.profile imageRuth Angus
@ruthangus


Curator & Prof. of Astrophysics at the American Museum of Natural History @AMNH & Flatiron Institute @FlatironCCA. I study stars and exoplanets.
New York, NY
ruthangus.github.io
8 yrs, 8 mos on Twitter
1,860 29.8%
151.profile imageScientific American
@sciam


Awesome discoveries. Expert insights. Science that shapes the world.
New York City
scientificamerican.com
11 yrs, 8 mos on Twitter
3,809,954 29.6%
152.profile imageDr. Phil Metzger
@DrPhiltill


Planetary scientist at @UCF. CoFounder NASA KSC SwampWorks. Space Mining. Space Settlement. Science. Instagram @drphiltill
Orlando, FL
philipmetzger.com
7 yrs, 1 mo on Twitter
73,888 29.6%
153.profile imageHannah Wakeford
@StellarPlanet


(she/her) Exoplanet explorer learning about their atmospheres | Giacconi Fellow @STScI/@AURADC, @exo_cast podcaster & @BSACDIVER | Expressed opinions are my own
stellarplanet.org
8 yrs, 4 mos on Twitter
3,017 29.6%
154.profile imageCorey S. Powell
@coreyspowell


Casting pods with @BillNye on Science Rules. Making magazines @discovermag and @AmSciMag. Writing all around. Science-curious.
Brooklyn, NY
discovermagazine.com/outthere
10 yrs, 10 mos on Twitter
68,404 29.4%
155.profile imageJesse Shanahan
@Enceladosaurus


Lead data scientist @BoozAllen. Astrophysicist. Passions: #AIEthics, video/boardgame #a11y, & 🍟. Cofounded @AAS_WGAD, created #disabledandSTEM. #EhlersDanlos
Washington, DC
enceladosaur.us
8 yrs, 7 mos on Twitter
5,762 29.4%
156.profile imageJason Kalirai
@JasonKalirai


Astrophysicist and Civil Space Mission Area Executive @JHUAPL. Excited about space exploration and enabling new science with amazing missions. Tweets mine.
Highland, MD
jasonkalirai.com
8 yrs, 6 mos on Twitter
2,513 29.4%
157.profile imageScience Magazine
@sciencemagazine


The world's leading outlet for cutting-edge research in all areas of science. Follow @NewsfromScience for stories from our news team.
Washington, DC & Cambridge, UK
sciencemag.org
10 yrs, 9 mos on Twitter
1,482,330 29.2%
158.profile imageProf. Lucie Green
@Dr_Lucie


Royal Society Research Fellow, physics Prof at UCL, chair of governors @ucl_academy. Sun & space. Chief Stargazer @popastro. Book: amzn.to/2nitfmi
UK
luciegreen.com
9 yrs, 7 mos on Twitter
21,264 29.2%
159.profile imageJames Tuttle Keane
@jtuttlekeane


postdoc at @Caltech 📚 | geophysics of rocky & icy worlds 🌔 | planetary missions 🚀 | science illustrator 🎨 | trekkie 🖖 | dog dad 🐶 | he/him | 🏳️‍🌈
Pasadena, CA
jamestuttlekeane.com
5 yrs, 10 mos on Twitter
6,756 29.2%
160.profile imageJohn O'Meara
@astronomeara


Father, Astronomer, science policy nerd. Chief Scientist @keckobservatory Cosmic Origins Science Lead for #LUVOIR Chair AAAC. Tweets are my own. (he/him)
Kamuela, Hawaii
10 yrs, 4 mos on Twitter
1,792 29.2%
161.profile imageNYT Science
@NYTScience


Science, Medicine, Environment, Space and Cosmos. Sync your calendar with the solar system: nyti.ms/2ECMtej
New York, NY
nytimes.com/science
12 yrs, 10 mos on Twitter
1,174,404 28.9%
162.profile imageRogue NASA
@RogueNASA


The unofficial "Resistance" team of NASA. Not an official NASA account. Not managed by gov't employees. Come for the facts, stay for the snark.
Washington, DC
2 yrs, 11 mos on Twitter
843,616 28.9%
163.profile imageJonathan Fortney
@jjfplanet


@ucsc Professor & Director of Other Worlds Laboratory. Modeler of planetary atmospheres & interiors. Father, Partner, Listener, Softballer, Runner, Minnesotan
Santa Cruz, CA
owl.ucsc.edu
7 yrs, 11 mos on Twitter
3,051 28.9%
164.profile imageHaley Gomez
@astrofairy


I'm an Astrophysicist, love books, films astronomy, shoes and dresses.
Cardiff
haley.gomez.me.uk
10 yrs, 1 mo on Twitter
2,985 28.9%
165.profile imageEric Mamajek
@EricMamajek


Astronomer, dad, stars, (exo)planets. Statements and opinions posted here are my own. I don't respond to Twitter DM.
Sector 001
8 yrs, 11 mos on Twitter
2,820 28.9%
166.profile imagePHD Comics
@PHDcomics


Life (or the lack thereof) in Academia. Comic strip by Jorge Cham. Instagram.com/phd_comics
phdcomics.com
11 yrs, 6 mos on Twitter
246,228 28.7%
167.profile imageJessica Kirkpatrick
@berkeleyjess


+‒‒‒—‒‒­ Jessica Ann Kirkpatrick, PhD ­‒‒‒‒‒‒+ +‒‒‒‒— Astrophysicist → Data Scientist ‒‒‒‒—+ @kittyplanets #catmom #scientist #techie #writer she/her
San Francisco, CA
berkeleyjess.blogspot.com
10 yrs, 6 mos on Twitter
5,062 28.7%
168.profile imageDr Erin Ryan
@erinleeryan


Doctor of the flying space rocks who sciences data, curser of #Python, prez of Science on Cake Appreciation Society, collector of orchid plants, tweets mine.
The shores of the crab infeste
erinleeryan.com
10 yrs, 4 mos on Twitter
3,181 28.7%
169.profile imageMatthew Kenworthy
@mattkenworthy


Associate Professor of Astronomy at Leiden Observatory - exoplanet imaging and giant ring transit searches. Keen on giving public talks and outreach.
Leiden, The Netherlands
kenworthy.space
9 yrs, 3 mos on Twitter
2,425 28.7%
170.profile imageNASA InSight
@NASAInSight


The InSight mission will study the early evolution of terrestrial planets. Launched May 5, 2018. Landed Nov. 26, 2018.
Elysium Planitia, Mars
mars.nasa.gov/insight
8 yrs, 2 mos on Twitter
708,597 28.5%
171.profile imagePriyamvada Natarajan
@SheerPriya


@Yale astrophysicist, works on exotica in the universe: dark matter, black holes; Author: Mapping the Heavens • https://t.co/DuzePWpq2N
New Haven, CT
amazon.com/gp/aw/d/030020…
3 yrs, 10 mos on Twitter
11,955 28.5%
172.profile imageAdrian Price-Whelan
@adrianprw


astrophysics postdoc @ Flatiron Institute (CCA); galaxy dynamics, binary stars; music; github.com/adrn (he/him)
new york, ny
adrian.pw
8 yrs, 7 mos on Twitter
2,510 28.5%
173.profile imageDr. Ian O'Neill
@astroengine


Solar physicist, science communicator, science advisor, sci-fi author wannabe. Patiently awaiting the AI takeover. @AstroSocietyPac #MercuryOnline editor.
Wherever Baby Yoda Lives
astroengine.com
11 yrs, 5 mos on Twitter
36,610 28.3%
174.profile imageNRAO
@TheNRAO


The National Radio Astronomy Observatory is a facility of the National Science Foundation. Social media policy: bit.ly/2qNhpB3
Charlottesville, VA
nrao.edu
11 yrs, 3 mos on Twitter
24,574 28.3%
175.profile imageBlackPhysicists
@BlackPhysicists


Arlington, VA and Worldwide
10 yrs, 7 mos on Twitter
21,414 28.3%
176.profile imageJoss Bland-Hawthorn
@JossBlandHawtho


All things novel, astrophysical, mathematical, technological.
Sydney, Australia
physics.usyd.edu.au/~jbh/
5 yrs, 7 mos on Twitter
2,161 28.3%
177.profile imageLaura Lopez
@ohdearz


Astronomy professor @ohiostate studying birth & death of stars with all of the telescopes. She/her
7 yrs, 2 mos on Twitter
1,949 28.3%
178.profile imageTim Peake
@astro_timpeake


British ESA astronaut & test pilot back on Earth after 6 months in space.
Cologne, Germany
timpeake.com
7 yrs, 9 mos on Twitter
1,597,190 28.1%
179.profile imageThe Zooniverse
@the_zooniverse


The world's largest and most successful citizen science organisation. Our projects include Galaxy Zoo, Old Weather, Planet Hunters, Snapshot Serengeti & more.
Zooniverse HQ
zooniverse.org
10 yrs, 2 mos on Twitter
20,804 28.1%
180.profile imageAmerican Astronomical Society (AAS)
@AAS_Office


Official account of the American Astronomical Society. Its mission is to enhance & share humanity's scientific understanding of the universe. Tweet≠endorsement
Washington, DC, USA
aas.org
9 yrs, 2 mos on Twitter
4,729 28.1%
181.profile imageBenjamin Pope
@fringetracker


Astronomer - he/him
Manhattan, NY
benjaminpope.github.io
7 yrs, 0 mos on Twitter
2,704 28.1%
182.profile imageDr. Abbie⛄
@abigailStev


Lady scientist (she/her) 👩🏻‍💻 NSF fellow @msu_astro & @michiganastro 🔭 compact objects 💥 #OpenSource 🐍 #SciComm 🌟 #BiInSci 💖 tweets≠NSF,MSU,UM
Anishinaabeg/Odawa land
abigailstevens.com
8 yrs, 11 mos on Twitter
2,344 28.1%
183.profile imageOverheard On Astroph
@OverheardOnAph


Eavesdropping on tex-source comments in papers posted to astro-ph
9 mos on Twitter until last tweet (2014-Oct-21)
2,275 28.1%
184.profile imageErik Tollerud
@eteq


Astrophysicist, Python coder, and general lover of nature in all its forms. Tweets are my own. He/him/his.
Baltimore, MD
stsci.edu/~etollerud
10 yrs, 7 mos on Twitter
2,078 28.1%
185.profile imageScott Kelly
@StationCDRKelly


Ret US Navy Capt & Former NASA Astronaut | #YearInSpace | @KepplerSpeakers | NY Times Bestselling Author |#EnduranceMemoir #InfiniteWonder #MyJourneyToTheStars
Earth
scottkelly.com
10 yrs, 5 mos on Twitter
5,576,249 27.9%
186.profile imageBobak Ferdowsi
@tweetsoutloud


Explorer of space. Engineer on NISAR Earth Science & Europa Clipper. Mars Curiosity, Cassini Saturn. Cat dad. Self-opinioned
Pasadena, CA
instagram.com/tweetsoutloud
10 yrs, 5 mos on Twitter
123,793 27.9%
187.profile imageCarolyn Porco
@carolynporco


Cassini imaging lead. Visiting Scholar UC Berkeley. National Geographic Eliza Scidmore awardee. I think. I speak. I write. Opinions are my own.
CA
carolynporco.com
10 yrs, 5 mos on Twitter
62,077 27.9%
188.profile imageRobert Simpson
@orbitingfrog


Googler, astronomer, TED Fellow. Views are my own.
UK
orbitingfrog.com
12 yrs, 9 mos on Twitter
30,755 27.9%
189.profile imageSpirit and Oppy
@MarsRovers


Roving the Red Planet on six wheels since Jan 2004. The official mission Twitter of the Spirit and Opportunity rovers.
Mars: Gusev Crater & Meridiani
marsrovers.jpl.nasa.gov
11 yrs, 7 mos on Twitter
484,194 27.6%
190.profile imageHubbleTelescope
@HubbleTelescope


News from the Hubble Space Telescope operated by @stsci
hubblesite.org/news
11 yrs, 7 mos on Twitter
146,373 27.6%
191.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.
Wassenaar, The Netherlands
4 yrs, 5 mos on Twitter
6,325 27.6%
192.profile imageAAS Press Office
@AAS_Press


Astronomy news from the Press Office of the American Astronomical Society, managed by Dr. Rick Fienberg. Note: Tweeting is not endorsing, only informing.
aas.org/media-press
9 yrs, 2 mos on Twitter
5,650 27.6%
193.profile imageWomanAstro
@womanastronomer


Promoting astronomy, encouraging women/girls interested in science. WomanAstro.com, etsy.com/shop/WomanAstro
New Mexico, USA
WomanAstro.com
10 yrs, 1 mo on Twitter
5,007 27.6%
194.profile image.Astronomy
@dotastronomy


Conference series about what happens when hackers, astronomers and the web all get together.
Toronto, Ontario
dotastronomy.com
11 yrs, 8 mos on Twitter
4,025 27.6%
195.profile imageKatey Alatalo
@astrokatey


Ph.D. astronomer at STScI, currently housed at Carnegie. Space is amazing! My views are my own.
Pasadena, CA
stsci.edu/~kalatalo/
11 yrs, 7 mos on Twitter
3,434 27.6%
196.profile imageJC Holbrook
@astroholbrook


Astrophysicist, Filmmaker, Cultural Astronomer. Hubble's Diverse Universe on Amazon.com BlackSunMovie.com videos.astroanthro.com/Science-Tourist
Kaapstad, ZA
uwcastro.org/our_team/holbr…
10 yrs, 6 mos on Twitter
3,159 27.6%
197.profile imageSAO/NASA ADS
@adsabs


adsabs.harvard.edu
9 yrs, 1 mo on Twitter
2,871 27.6%
198.profile imageSPACE.com
@SPACEdotcom


News coverage and conversation about space science, astronomy and exploration. Part of @futureplc
NYC
SPACE.com
11 yrs, 6 mos on Twitter
772,473 27.4%
199.profile imageESA Operations
@esaoperations


From Earth orbit to deep space: sharing the excitement of realtime mission operations at the European Space Agency #WhereMissionsComeAlive 🛰🕹️ https://t.co/HNyRtNGOpq
Darmstadt, Germany
11 yrs, 2 mos on Twitter
287,256 27.4%
200.profile imageFranck Marchis
@AllPlanets


Planetary astronomer at the SETI Institute, CSO at Unistellar, husband, dad & crossfit athlete balancing his life. Tweet about space, our planet & human rights.
San Francisco
franckmarchis.com
9 yrs, 5 mos on Twitter
6,550 27.4%
201.profile imageAstronomy Meetings
@astromeetings


Sharing astronomy meeting twitter links. Send me your conference title, #tag and url, **when the meeting starts**, and I'll RT to distribute. @AstroRJS
5 yrs, 8 mos on Twitter
1,442 27.4%
202.profile imageNASA Voyager
@NASAVoyager


The official account for NASA’s twin Voyager 1 & 2 spacecraft, the longest operating spacecraft in deep space. 🛰 Mission team headquartered at @NASAJPL
Interstellar space
voyager.jpl.nasa.gov
9 yrs, 5 mos on Twitter
570,434 27.2%
203.profile imageNASA's Dawn Mission
@NASA_Dawn


My mission has ended, but the science continues. Visit @NASASolarSystem for the latest.
Main Asteroid Belt
dawn.jpl.nasa.gov
10 yrs, 2 mos on Twitter
234,320 27.2%
204.profile image☄Ashley🔭Lindalía☄
@That_Astro_Chic


🚀🔭📡Astrochemist⚗🧪🔬|Planetary Scientist👩🏾‍🔬🌍|The Realest In The Streets|Rapper on Weekends🤦🏾‍♀️😂🤷🏾‍♀️|Magical & Trill💫|❤🖤💚#BlackandSTEM✊🏾✊🏿✊🏽
Chicago, IL, USA,🌍
9 yrs, 0 mos on Twitter
7,457 27.2%
205.profile imageJo Dunkley
@j_dunkley


Professor of Physics and Astrophysics at Princeton. Author of Our Universe: An Astronomer's Guide. She/her.
Princeton, NJ
physics.princeton.edu/~jdunkley
8 yrs, 3 mos on Twitter
3,796 27.2%
206.profile imageScience Friday
@scifri


Brain fun, for curious people. Hosted by @iraflatow. From @WNYCStudios.
New York, New York
sciencefriday.com
11 yrs, 3 mos on Twitter
764,073 27.0%
207.profile imageThomas Zurbuchen
@Dr_ThomasZ


Associate Administrator, @NASA Science Mission Directorate
Washington, DC
science.nasa.gov
8 yrs, 10 mos on Twitter
28,554 27.0%
208.profile imageIntl. Space Station
@Space_Station


NASA's page for updates from the International Space Station, the world-class lab orbiting Earth 250 miles above. For the latest research, follow @ISS_Research.
Low Earth Orbit
nasa.gov/station
6 yrs, 8 mos on Twitter
3,009,994 26.8%
209.profile imageNational Science Foundation
@NSF


Explore #NSFfunded research that is transforming the world. / Social media policy: bit.ly/smpnsf
Alexandria, VA
nsf.gov
11 yrs, 4 mos on Twitter
1,161,420 26.8%
210.profile imageDianna Cowern
@thephysicsgirl


Science YouTuber in her own universe. #MIT physics. Please respond to tweets w/ bad puns. I HAZ PATREON!
8000 pc from Sagittarius A*
patreon.com/physicsgirl
7 yrs, 10 mos on Twitter
129,573 26.8%
211.profile imageSky & Telescope
@SkyandTelescope


The Essential Guide to Astronomy | We provide the world's leading compendium of information about the science and hobby of astronomy.
Cambridge, Mass.
skyandtelescope.com
10 yrs, 10 mos on Twitter
109,944 26.5%
212.profile imageRose DF
@_Astro_Nerd_


Physics. Astronomy. Astronautics. | She/Her/Ella | Con pies en la tierra, y corazón en el espacio | https://t.co/P9GDqV1WLx | Avatar by: Beth Kerner.
New York, NY
instagram.com/_astro_nerd_
5 yrs, 4 mos on Twitter
23,893 26.5%
213.profile imageLisa Grossman
@astrolisa


Astronomy reporter at Science News, lifelong astronomy nerd. Ideas my own. She/her/hers
Cambridge, MA
10 yrs, 11 mos on Twitter
9,148 26.5%
214.profile imageInstitute of Physics
@PhysicsNews


The Institute of Physics is a leading scientific membership society working to advance physics for the benefit of all.
UK
beta.iop.org
10 yrs, 8 mos on Twitter
177,062 26.3%
215.profile imageMoiya McTier
@GoAstroMo


Astrophysicist, Folklorist, & Science communicator | Host of ExoLore at @caveatnyc | #scicomm #BiInSci #BlackAndSTEM | she/her
New York, NY
moiyamctier.com
5 yrs, 6 mos on Twitter
3,909 26.3%
216.profile imageAstropy
@astropy


This is the official twitter account for the Astropy project.
Earth
astropy.org
8 yrs, 6 mos on Twitter
3,540 26.3%
217.profile imageGreta Thunberg
@GretaThunberg


17 year old climate and environmental activist with Asperger’s #climatestrike #fridaysforfuture
Sverige
youtu.be/H2QxFM9y0tY
1 yr, 7 mos on Twitter
3,978,457 26.1%
218.profile imageWIRED Science
@WIREDScience


Bringing the radiothermally generated heat. The team: @sandraupson, @JetJocko, @MeganMolteni, @MrMattSimon, @dmoberhaus
San Francisco, California
wired.com/category/wired…
12 yrs, 4 mos on Twitter
2,033,705 26.1%
219.profile imageNASA_TESS
@NASA_TESS


This is the official @NASA Twitter for the Transiting Exoplanet Survey Satellite (TESS). @NASA_TESS is performing an all-sky survey to discover exoplanets.
Goddard Space Flight Center
tess.gsfc.nasa.gov
6 yrs, 4 mos on Twitter
54,024 26.1%
220.profile imageMetallic Hydrogen STEMLORD
@upulie


Nanotechnology, Molecular Biology| purveyor of finest quality theoretical apocalypses| Scientist | [email protected]| Aussie in Kiwi
Tāmaki-Makaurau, Aotearoa (New Zealand)
patreon.com/upulie
9 yrs, 4 mos on Twitter
38,696 26.1%
221.profile imageGiant Magellan
@GMTelescope


A next-generation “Extremely Large Telescope” seeking to unlock the mysteries of the universe. For content in Spanish, follow @GMTelescope_esp.
Las Campanas, Chile
gmto.org
8 yrs, 8 mos on Twitter
7,221 26.1%
222.profile imageSamantha Cristoforetti
@AstroSamantha


@ESA astronaut. ISS Exp 42/43 Book in Italian amzn.to/2xNnkc6. In German tiny.cc/3wd3bz. In English in 2020! Proceeds to @Unicef.
Europe
samanthacristoforetti.esa.int
8 yrs, 6 mos on Twitter
980,742 25.9%
223.profile imageSabine Hossenfelder
@skdh


Physicist, blogger, author. Sometimes-songwriter, nighttime-philosopher. Maker of my own misery. she/her
Germany
backreaction.blogspot.com
12 yrs, 1 mo on Twitter
34,714 25.9%
224.profile imageDr Tabetha Boyajian
@tsboyajian


Assistant professor of Astrophysics at #LSU. disrupter of astrophysics; #BoyajiansStar #TabbysStar; all posts here are my own; She/her
Baton Rouge, LA
wherestheflux.com
10 yrs, 5 mos on Twitter
9,884 25.9%
225.profile imageStuart
@astronomyblog


Maker of things. Data wrangler. Co-author of "Cosmos: The Infographic Book of Space". Gone far on a bicycle. ✨📡🛰📕📊📈🗺️🚲🏳️‍🌈 He/him
Yorkshire
cosmos-book.github.io
12 yrs, 7 mos on Twitter
8,112 25.9%
226.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
9 yrs, 6 mos on Twitter until last tweet (2018-Nov-10)
1,508 25.9%
227.profile imageJonathan Amos
@BBCAmos


BBC Science Correspondent
Cambridge, UK
bbcnews.com
10 yrs, 0 mos on Twitter
45,533 25.7%
228.profile imageDr Dr Matt Taylor
@mggtTaylor


I work at the European Space Agency on Comet Interceptor, Rosetta, Swarm, Cluster + a little bit of the Gateway on the side. 501st Dutch Garrison TK67676 EIB
Netherlands
7 yrs, 4 mos on Twitter
33,030 25.7%
229.profile imageLiz B ☆
@astro_Liz


X-ray and Optical Astronomer at @ESO. ex Instrument Scientist. Bleeding heart liberal & intersectional feminist. All views my own. Ⓥ #WomenInScience She/Her
Edinburgh, Scotland
7 yrs, 10 mos on Twitter
1,771 25.7%
230.profile imagePresident Obama
@POTUS44


This is an archive of an Obama Administration account maintained by the National Archives and Records Administration (NARA).
Washington, D.C.
obamalibrary.gov/research/archi…
3 yrs, 7 mos on Twitter until last tweet (2017-Jan-20)
14,959,884 25.4%
231.profile imageChandra Observatory
@chandraxray


Chandra's ongoing mission is to study the X-ray Universe. Operated for NASA by Smithsonian Astrophysical Observatory. Legal: s.si.edu/legal
In orbit
chandra.si.edu
12 yrs, 0 mos on Twitter
187,481 25.4%
232.profile imageDNLee
@DNLee5


#JrProf, Mammalogist, Diversity & Access to STEM, Unapologetically Intersectional, Mama Panyabuku, TED Fellow, NatGeo Emerging Explorer, #DispatchesDNLee
Midwest, US; Tanzania, Africa
openexplorer.nationalgeographic.com/expedition/dnl…
9 yrs, 5 mos on Twitter
32,352 25.4%
233.profile imageSquareKilometreArray
@SKA_telescope


The SKA will be the world's largest radio telescope, located in Africa & Australia. Tweets from the SKA's Global Headquarters in the UK.
Australia and South Africa
skatelescope.org
9 yrs, 3 mos on Twitter
21,093 25.4%
234.profile imageSpace Telescope Live
@spacetelelive


What is @HubbleTelescope looking at? –Reference images from @STScI Digitized Sky Survey and Sloan Digital Sky Survey Data Release 13 (not actual Hubble images)
Low Earth Orbit
spacetelescopelive.org
3 yrs, 5 mos on Twitter
14,232 25.4%
235.profile imageXKCD Comic
@xkcdComic


XKCD comic feed with images and mobile friendly links. Unofficial, run by @dghubble
xkcd.com
6 yrs, 1 mo on Twitter
254,920 25.2%
236.profile imageJim Al-Khalili
@jimalkhalili


@UniofSurrey Distinguished Chair in physics, author, broadcaster, humanist. "Affable Egghead" (Sunday Times). Author of forthcoming #TheWorldAccordingtoPhysics
University of Surrey
jimal-khalili.com
10 yrs, 0 mos on Twitter
143,506 25.2%
237.profile imageDaniel Fischer
@cosmos4u


All things astronomy and space (and then some) - in tiny bits and pieces but mostly with links to more ... :-)
Königswinter, Germany
skyweek.wordpress.com
11 yrs, 3 mos on Twitter
13,352 25.2%
238.profile imageCarnegie Astronomy
@CarnegieAstro


Bringing you astronomy from The Carnegie Institution for Science: The Observatories in Pasadena, CA, DTM in Washington DC, and Las Campanas Observatory in Chile
Pasadena, CA
bit.ly/CarnegieAstro
4 yrs, 11 mos on Twitter
7,467 25.2%
239.profile imageAAS CSWA
@AAS_Women


The American Astronomical Society Committee on the Status of Women in Astronomy works to improve the status of women in astronomy. Page manager Nancy Morrison.
United States
aas.org/cswa/
8 yrs, 2 mos on Twitter
2,135 25.0%
240.profile imageJeff Foust
@jeff_foust


Senior writer, @SpaceNews_Inc. You know the drill: retweets aren't endorsements; opinions here are my own.
Rockville, Maryland, USA
jfoust.com
12 yrs, 7 mos on Twitter
39,624 24.8%
241.profile imageDr Jen Gupta
@jen_gupta


Professional space nerd. Expect astronomy, physics, science, sci-fi, outreach, public engagement, dogs, parenting, emo & general geekiness. Own views. [she/her]
Winchester, UK
jengupta.com
10 yrs, 5 mos on Twitter
5,114 24.8%
242.profile imageAngela Speck
@Stardustspeck


Tattooed witchy astrolator; stellar mortician, empress of the eclipse, queen of astromineralogy; SJW; currently living in South Texas -She/Her/Hers-
Columbia, MO
stardustspeck.com
8 yrs, 9 mos on Twitter
2,137 24.8%
243.profile imageThe Royal Society
@royalsociety


The Royal Society is a Fellowship of the world's most eminent scientists and is the oldest scientific academy in continuous existence.
London, UK
royalsociety.org/whats-new/
10 yrs, 9 mos on Twitter
274,067 24.6%
244.profile imageNASA Spitzer
@NASAspitzer


NASA's Spitzer Space Telescope - the infrared Great Observatory. Observes asteroids, comets, extrasolar planets, stars, galaxies and more...
Pasadena, CA.
spitzer.caltech.edu
9 yrs, 9 mos on Twitter
136,452 24.6%
245.profile imageNASA's OSIRIS-REx
@OSIRISREx


NASA's first asteroid sampling spacecraft. I'm on a 7-year mission to return a pristine sample from asteroid Bennu.
Asteroid Bennu
AsteroidMission.org
11 yrs, 7 mos on Twitter
85,210 24.6%
246.profile imageLego Academics
@LegoAcademics


The female academics of the Lego Research Institute take on the challenges of modern academia. CC-BY-NC-SA
Lego Research Institute
ideas.lego.com/projects/83039
5 yrs, 5 mos on Twitter
73,542 24.6%
247.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.
Mountain View, California
google.com/profiles/Mark.…
9 yrs, 5 mos on Twitter
2,991 24.6%
248.profile imageDustin Lang
@dstndstn


Astronomer at @Perimeter. Farm-raised left-handed vegetarian Canadian socialist. Tweets often astronomical/computational/scatological. he/Dr
Waterloo, Canada
dstn.astrometry.net
6 yrs, 0 mos on Twitter
1,661 24.6%
249.profile imageNature
@nature


International weekly journal of science. Editorials, News & Views, Comment, Careers and primary research coverage here. For news, please see @NatureNews.
London
nature.com/nature/current…
7 yrs, 11 mos on Twitter
1,682,214 24.3%
250.profile imageNOT ALT WORLD
@NotAltWorld


The #Resistance team against #AltFacts #FauxNews #FauxScience Formerly: Unofficial National Park Service #Science #Climate #Facts Run by non-gov individuals
Worldwide
1 yr, 9 mos on Twitter until last tweet (2017-Feb-07)
1,085,689 24.3%
251.profile imagegalaxyzoo
@galaxyzoo


It's Galaxy Zoo!
galaxyzoo.org
11 yrs, 0 mos on Twitter
13,709 24.3%
252.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.
Cambridge, MA
seagerexoplanets.mit.edu
9 yrs, 3 mos on Twitter
8,391 24.3%
253.profile imageAndy Rivkin
@asrivkin


Planetary astronomer on #TeamAsteroid; Gedankenband member and guitarist; Persistently Obstreperous. He/him הנני
#USAstronomyGoodwillAmbassador ⊗
imperturbable-music.blogspot.com
11 yrs, 7 mos on Twitter
5,293 24.3%
254.profile imageDr Pauline Barmby
@PBarmby


Professor & galaxy-observing astrophysicist @westernuphysast, co-chair @LRP2020 (opinions mine). Yarn & SF aficionada, runner. She/her.
Traditional territories of the Anishinaabeg, Haudenausaune, Lenaapeewak, and Attawandaron peoples.
pbarmby.github.io
8 yrs, 2 mos on Twitter
1,622 24.3%
255.profile imageGuardian Science
@guardianscience


Science, health and environment news from the @Guardian. Plus, independent comment and analysis from our network of expert science bloggers
London
theguardian.com/science
10 yrs, 10 mos on Twitter
1,067,680 24.1%
256.profile imageRobert Massey
@RobertMMassey


Dad, Deputy Director @royalastrosoc, chair @lightyear_fdn. Co-author of Moon: Art, Science, Culture w/ @saschaloske. See bit.ly/2PpjMn0 #shortking he/him
Bristol (Southville) & London
10 yrs, 5 mos on Twitter
3,232 24.1%
257.profile imageDr. Brian May
@DrBrianMay


Rocket Ship Builder 🚀🚀🚀🚀🚀
brianmay.com
7 yrs, 3 mos on Twitter
1,029,404 23.9%
258.profile imageAmy Mainzer
@AmyMainzer


Scientist
University of Arizona
science.jpl.nasa.gov/people/Mainzer/
6 yrs, 11 mos on Twitter
27,006 23.9%
259.profile imageArfon Smith
@arfon


Head of Data Science @stsci. Ex GitHubber. Zooniverse co-founder. Editor-in-chief of the Journal of Open Source Software • https://t.co/C7TiAzKbkX
Baltimore, MD
arfon.org
13 yrs, 0 mos on Twitter
4,521 23.9%
260.profile imageJuan Carlos Munoz
@astro_jcm


Astronomer at @ESO. Deciphering how galaxies work with huge telescopes in Chile. Outreach/Scicomm. ESO Photo Ambassador. Check my pics: instagram.com/astro_jcm
Santiago, Chile
sc.eso.org/~jmunoz
3 yrs, 3 mos on Twitter
2,900 23.9%
261.profile imageCaroline Morley
@AstroCaroline


Assistant Prof at UT Austin, modeler of substellar atmospheres
Austin, TX
carolinemorley.com
7 yrs, 3 mos on Twitter
2,201 23.9%
262.profile imageDr. Caryl Gronwall
@carylgronwall


Astronomer at Penn State University
State College, PA
astro.psu.edu/~caryl
8 yrs, 10 mos on Twitter
1,379 23.9%
263.profile imageSarah Jane Schmidt
@sjs917


Astronomer currently based in Berlin/Potsdam, working on the coolest (lowest temperature and most awesome) stars. Works toward inclusion. She/her/hers.
sarahjaneschmidt.com
8 yrs, 0 mos on Twitter
1,261 23.9%
264.profile imageStephanie Juneau
@StephaJuneau


Associate Astronomer at @NatOIRLab. Scientist for @DataLabAstro. Coffee & dark chocolate addict. Fan of #blackHoles #art #sciart #rockclimbing
irfu.cea.fr/Pisp/stephanie…
5 yrs, 7 mos on Twitter
1,111 23.9%
265.profile imageNational Geographic
@NatGeo


Taking our understanding and awareness of the world further for 130 years
Global
nationalgeographic.com
11 yrs, 2 mos on Twitter
23,636,859 23.7%
266.profile imageStephen Colbert
@StephenAtHome


the guy on CBS
11 yrs, 4 mos on Twitter
18,720,599 23.7%
267.profile imageNancy Atkinson
@Nancy_A


Science journalist & author of new book on Apollo, "Eight Years to the Moon," amazon.com/gp/product/162
Minnesota
nancyatkinson.com
11 yrs, 7 mos on Twitter
11,470 23.7%
268.profile imageDan Hooper
@DanHooperAstro


Physicist and author at Fermilab and the University of Chicago
Chicago, IL
2 yrs, 2 mos on Twitter
6,395 23.7%
269.profile imageEmma Chapman
@DrEOChapman


Astrophysicist, Royal Society Research Fellow, Imperial College London. Exhausted campaigner on sexual misconduct in HE.
London, England
dremmachapman.wordpress.com
3 yrs, 3 mos on Twitter
4,800 23.7%
270.profile imageDerek Fox
@partialobs


Astronomer and faculty member (he/him) at Penn State University. A personal Twitter account. "Where is everybody?" -E. Fermi
Earth
astro.psu.edu/~dfox/
10 yrs, 10 mos on Twitter
2,493 23.7%
271.profile imageJonathan Pritchard
@jr_pritchard


Imperial astrophysicist and bewildered vagabond. Reader. SKA enthusiast. @ERC_research funded (opinions mine, not employer's)
Richmond, London
imperial.ac.uk/people/j.pritc…
9 yrs, 0 mos on Twitter
1,880 23.7%
272.profile imageLisa Randall
@lirarandall


Physicist and author. Dark Matter and the Dinosaurs,Warped Passages,Knocking on Heaven's Door,Higgs Discovery. Opinions expressed are not solely my own.
9 yrs, 0 mos on Twitter
58,564 23.5%
273.profile imageAndrew Pontzen
@apontzen


I do cosmology. Previously music. Prof at UCL, funded by Royal Society and ERC. Tweeting in a personal capacity: it’s no-one else’s fault when I talk nonsense.
London
andrew.pontzen.uk
9 yrs, 5 mos on Twitter
3,356 23.5%
274.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/
Auld Reekie
roe.ac.uk/~al
9 yrs, 10 mos on Twitter
2,076 23.5%
275.profile imageAwesome_Ph
@Awesome_Ph


The most awesome(st) of Astro-ph every day! Few one line summaries of papers on the ArXiV that caught my attention. Brought to you by the Extronomer.
7 yrs, 7 mos on Twitter until last tweet (2019-Jan-11)
1,974 23.5%
276.profile imageGautham Narayan
@gsnarayan


Assistant Professor of Astronomy at @illinois_alma. Dark energy, wide-field surveys, supernovae, machine learning, outreach, photography, hiking. (He/him)
Champaign, IL
gnarayan.github.io
10 yrs, 2 mos on Twitter
1,324 23.5%
277.profile imageJohn Debes
@JohnDebes


STIS Team Lead @stsci. Works on @diskdetective, @backyardworlds, and @NASAWFIRST CGI. Exoplanets, white dwarf planets, and disks. My opinions are my own. He/Him
Geektown, USA
stsci.edu/~debes/
7 yrs, 2 mos on Twitter
1,239 23.5%
278.profile imageHillary Clinton
@HillaryClinton


2016 Democratic Nominee, SecState, Senator, hair icon. Mom, Wife, Grandma x3, lawyer, advocate, fan of walks in the woods & standing up for our democracy.
New York, NY
onwardtogether.org
6 yrs, 9 mos on Twitter
26,515,135 23.2%
279.profile imageSarafina Nance
@starstrickenSF


I study supernovae & cosmology | Astrophysics PhD student @UCBerkeley | @NSF fellow | BRCA2 previvor making cancer my bitch | IG: @starstrickensf | she/her 🇪🇬
P.O.Box 457 Berkeley, CA 94701
gofundme.com/sarafina-brca2…
4 yrs, 5 mos on Twitter
71,995 23.2%
280.profile imageDra. Nicole
@jazztronomy


CEO of Movement Consulting // Astronomy Ph.D. and STEM equity advocate // She/Her/Ella // #LatinaInSTEM // I have the best ideas
Catlanta
movebold.ly
5 yrs, 3 mos on Twitter
2,649 23.2%
281.profile imageCourtney Dressing
@AstroDressing


Assistant professor of astronomy, exoplanet scientist, dog lover, gardener, baker, & crafter. Views are my own. #WomeninSTEM 👩‍🚀#lgbtstem 🏳️‍🌈 she/her
California, USA
w.astro.berkeley.edu/~dressing
5 yrs, 1 mo on Twitter
1,821 23.2%
282.profile imageBrian Greene
@bgreene


Physicist, Author, Co-founder @WorldSciFest
New York, NY
briangreene.org
7 yrs, 7 mos on Twitter
1,008,760 23.0%
283.profile imageDr. Karen James
@kejames


Scientist & outdoorswoman • DNA whisperer working on climate change • into botany, evolution, space, sci-comm, skiing, Outlander, climate justice & human rights
Unceded Wabanaki territory
kejames.com
11 yrs, 2 mos on Twitter
35,465 23.0%
284.profile imageJohn Grunsfeld
@SciAstro


Former lead for Science at NASA (Associate Administrator) Astronaut STS-67,81,103,109,125 Hubble Hugger, Space and Earth explorer
go.nasa.gov/johngrunsfeld
5 yrs, 11 mos on Twitter until last tweet (2018-Jan-11)
31,485 23.0%
285.profile imageKim Kowal Arcand
@kimberlykowal


Visualization & emerging tech/X-ray astronomy; speaker; author; "Light from the Void" 20 Years of @chandraxray now out; opinions=my own; she/her
RI, USA
kimarcand.com
11 yrs, 10 mos on Twitter
9,079 23.0%
286.profile imageEmily Baldwin
@AstroEmz


Space Science Editor at EJR-Quartz for ESA, based at ESTEC. Tweets about space, running, coffee. Opinions own.
Leiden, Netherlands
10 yrs, 10 mos on Twitter
5,015 23.0%
287.profile imageRadio Astrology
@RadioAstrology


Opening new windows in the prediction spectrum. Astrology at long wavelengths.
In the stars (and the ISM)
8 yrs, 2 mos on Twitter
4,195 23.0%
288.profile imageUK Space Agency
@spacegovuk


Official Twitter channel of the UK Space Agency. We're at the heart of UK efforts to explore and benefit from space.
Swindon/London/Harwell, UK
gov.uk/ukspaceagency
10 yrs, 3 mos on Twitter
205,925 22.8%
289.profile imageJennifer Ouellette
@JenLucPiquant


Science and culture writer Jennifer Ouellette. Senior writer, Ars Technica. Past: Gizmodo. Ex-evangelical. Married to @seanmcarroll. She/her.
Los Angeles, CA
cocktailpartyphysics.com
9 yrs, 9 mos on Twitter
38,881 22.8%
290.profile imageStuart Clark
@DrStuClark


Astronomer, journalist, author, lecturer. Beneath the Night (coming Sept 2020). Writes Starwatch and Spacewatch for The Guardian. Prog rock fan.
London
stuartclark.com
10 yrs, 8 mos on Twitter
34,804 22.8%
291.profile imageHistory of Astronomy
@HistAstro


Multidisciplinary and multicultural history of astronomy #histastro by @VoulaSaridakis Ph.D. Curator, Museum of Science and Industry, Chicago @msichicago.
All tweets/views/opinions mine
msichicago.org/press/media-re…
4 yrs, 10 mos on Twitter
21,913 22.8%
292.profile imageChris North
@chrisenorth


Lecturer & astronomer @CardiffPHYSX. Co-author of cosmos-book.github.io + other books, semi-regular broadcaster. Comments own. [he/his]
Cardiff (normally)
blogs.cardiff.ac.uk/chrisnorth
10 yrs, 3 mos on Twitter
5,461 22.8%
293.profile imageBrant Robertson
@brant_robertson


Proud father of triplets. Theoretical astrophysicist, UC Santa Cruz (@ucsc). Former @UW, @Harvard, @UChicago, @Caltech, @UofA, @the_IAS.
Santa Cruz, CA
robertson.sites.ucsc.edu
7 yrs, 5 mos on Twitter
1,259 22.8%
294.profile imageNASA's Kennedy Space Center
@NASAKennedy


Official Tweets from NASA's Kennedy Space Center
Florida, USA
nasa.gov/kennedy
11 yrs, 3 mos on Twitter
1,578,919 22.6%
295.profile imageWill Gater
@willgater


Astronomer | Journalist | Space geek 🌍 https://t.co/qdUaJi892Z 🔭 https://t.co/vtY0MvxbF8 🎫 Show dates & tickets: https://t.co/vQFc3wAD4z
UK
willgater.com
11 yrs, 8 mos on Twitter
8,543 22.6%
296.profile imageSimon Porter
@AscendingNode


Astrophysicist on the @NASANewHorizons mission to Pluto, 2014 MU69, and beyond. Research Scientist at @SwRI. Space, plane, and train dork. Minor planet 11467.
Boulder, CO, 1 AU
6 yrs, 5 mos on Twitter
5,800 22.6%
297.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
10 yrs, 10 mos on Twitter
3,602 22.6%
298.profile imageAstro On Tap HQ
@astronomyontap


🌟Professional astronomers reveal how they explore the Universe, at bars & pubs around the world!🌟HQ account follows satellite locations, organizers, & venues.
Worldwide
astronomyontap.org
6 yrs, 11 mos on Twitter
2,918 22.6%
299.profile imageStephen Serjeant is working to contract
@StephenSerjeant


Astronomy Prof at Open University,occasionally does OU/BBC stuff. 26.2mi=42.2km.Remainer. Likes often=bookmarks. Views here do not necessarily blah blah. He/him
127.0.0.1
stephenserjeant.github.io
10 yrs, 10 mos on Twitter
2,400 22.6%
300.profile imageESA Planck
@Planck


A European Space Agency (ESA) spacecraft to understand the origin and evolution of our Universe
L2: 1,000,000 miles from Earth
esa.int/planck
9 yrs, 4 mos on Twitter until last tweet (2017-Oct-14)
47,742 22.4%