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TrueSciPhi

Astronomers' Favorite Twitter Feeds

Updated: 2019-May-23 00:40 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
Raleigh, NC
astrokatie.com
10 yrs, 1 mo on Twitter
311,937 73.3%
2.profile imageNASA
@NASA


Explore the universe and discover our home planet with @NASA. We usually post in EDT (UTC-4)
nasa.gov
11 yrs, 5 mos on Twitter
31,252,150 66.7%
3.profile imageEmily Lakdawalla
@elakdawalla


Senior Editor & Planetary Evangelist, The Planetary Society. Planetary scientist. Asteroid 274860. Views are my own & not those of employer.
Pasadena, CA
planetary.org/emily
11 yrs, 0 mos on Twitter
157,140 66.3%
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.
Boulder
about.me/philplait
12 yrs, 1 mo on Twitter
614,346 66.0%
5.profile imageNeil deGrasse Tyson
@neiltyson


Astrophysicist
New York City
haydenplanetarium.org/tyson/
10 yrs, 3 mos on Twitter
13,290,472 57.5%
6.profile imagechrislintott
@chrislintott


Astronomer, zookeeper and journalist, based at University of Oxford.
Oxford
zooniverse.org
10 yrs, 7 mos on Twitter
29,753 56.8%
7.profile imageAstrotweeps: Michael
@astrotweeps


Michael West • @curatedcosmos • https://t.co/xi86iPlvER • A new astronomer/planetary scientist tweeting about space each week.
The Universe
astrotweeps.wordpress.com
5 yrs, 4 mos on Twitter
9,966 54.1%
8.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
11 yrs, 8 mos on Twitter
8,544 54.1%
9.profile imageSarah Tuttle
@niais


Astrophysicist. We're not going to be shady, just fierce. Professor. Vitals read normal but face reads murderous. 100% problematic. She/her.
Here, I guess.
11 yrs, 4 mos on Twitter
13,038 53.4%
10.profile imageBarack Obama
@BarackObama


Dad, husband, President, citizen.
Washington, DC
obama.org
12 yrs, 2 mos on Twitter
106,232,707 53.2%
11.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, 1 mo on Twitter
51,523 52.9%
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/
10 yrs, 10 mos on Twitter
4,004,716 52.7%
13.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, 1 mo on Twitter
6,898 52.7%
14.profile imageLucianne Walkowicz
@shaka_lulu


Astronomer @AdlerPlanet, 5th Chair of Astrobiology @librarycongress, multimedia artist. Ethics of Mars exploration, exoplanets, social justice. Opinions my own.
Chicago, IL
tangledfields.com
8 yrs, 3 mos on Twitter
14,891 51.9%
15.profile imageJulianne Dalcanton
@dalcantonJD


Astrophysicist at the University of Washington. Principal Investigator of the Panchromatic Hubble Andromeda Treasury (PHAT).
7 yrs, 4 mos on Twitter
7,097 51.9%
16.profile imageAstroBetter
@astrobetter


Blog and Wiki for professional astronomers.
astrobetter.com
10 yrs, 1 mo on Twitter
5,180 51.9%
17.profile imageastrobites
@astrobites


Digestible summaries of the latest research in astrophysics, written by graduate students. Astrobites is supported by the American Astronomical Society.
All over the world
astrobites.org
8 yrs, 4 mos on Twitter
8,907 51.0%
18.profile imageBryan Gaensler 📡🧲
@SciBry


Astronomer, Director of @DunlapInstitute at @UofT, @LRP2020 cochair. Sci-fi connoisseur, rugby devotee, displaced Antipodean, perplexed parent. Opinions ∉ @UofT
Toronto, Canada  he/him
bryangaensler.net
9 yrs, 9 mos on Twitter
10,015 50.5%
19.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.…
11 yrs, 9 mos on Twitter
1,285,549 50.2%
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
10 yrs, 3 mos on Twitter
27,994 49.8%
21.profile imageProf. Karen Masters 💫⭐️✨
@KarenLMasters


Professor of astrophysics @haverfordedu. Investigating galaxies with @GalaxyZoo @SDSSurveys. Touch a galaxy @TactileUniverse. Mostly tweeting astronomy. British
Ardmore, PA
klmasters.sites.haverford.edu
10 yrs, 2 mos on Twitter
8,181 48.5%
22.profile imageMaria Womack
@StarzanPlanets


Astrophysicist & planetary scientist, #teamcomet #astrochemistry #scipolicy #climatecrisis #planetarydefense No pseudoscience. Looking up and out!
Florida, USA
mariawomack.com
9 yrs, 9 mos on Twitter
4,492 48.5%
23.profile imageSpaceX
@SpaceX


SpaceX designs, manufactures and launches the world’s most advanced rockets and spacecraft
Hawthorne, CA
spacex.com
10 yrs, 1 mo on Twitter
8,446,603 48.1%
24.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
6 yrs, 7 mos on Twitter
7,720 48.1%
25.profile imageBrian Cox
@ProfBrianCox


Touring the world in 2019, mainly talking about cosmology, quantum mechanics, black holes and the value of our civilisation.
The Earth, with everyone else
apolloschildren.com
10 yrs, 5 mos on Twitter
2,888,509 47.8%
26.profile imageESA
@esa


European Space Agency, keeping you posted on European space activities.
Europe
esa.int
10 yrs, 3 mos on Twitter
954,092 47.8%
27.profile imageSean Carroll
@seanmcarroll


Physicist at Caltech. Author of The Big Picture and other books. Host of #MindscapePodcast. Married to @JenLucPiquant. In favor of truth and kindness.
Los Angeles
preposterousuniverse.com
10 yrs, 2 mos on Twitter
231,797 46.8%
28.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
9 yrs, 9 mos on Twitter
5,958 46.8%
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, 3 mos on Twitter
2,807,335 46.6%
30.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, 3 mos on Twitter
5,151 46.6%
31.profile imageAlex Parker
@Alex_Parker


Planetary astronomer and artist exploring the origin and history of our solar system. Director of @ESPRESSO_SSERVI. If in doubt, I could probably laser it.
Boulder, Colorado
alexharrisonparker.com
10 yrs, 4 mos on Twitter
29,501 46.1%
32.profile image★ dr 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
11 yrs, 2 mos on Twitter
9,639 46.1%
33.profile imageDr. Jessie Christiansen
@aussiastronomer


NASA Research Scientist | #exoplaneteer | #WomenInStem advocate | Science curator at @NASAExoArchive | Usual nerd grab-bag of fandoms | She/her
Caltech, Pasadena, CA, USA
spider.ipac.caltech.edu/staff/christia/
5 yrs, 4 mos on Twitter
9,742 45.9%
34.profile imageMike Brown
@plutokiller


Astronomer, planet hunter, Pluto killer, bear whisperer, Finger-wrapped dad. Dangerous secularist.
Pasadena, CA
mikebrownsplanets.com
10 yrs, 1 mo on Twitter
63,574 45.6%
35.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, 2 mos on Twitter
40,424 44.9%
36.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
9 yrs, 5 mos on Twitter
24,200 44.7%
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
7 yrs, 6 mos on Twitter
4,467 44.4%
38.profile imageProf. Emily Rice, Ph.D.
@emilylurice


Astronomer at @csinews, @GC_CUNY, @AMNH, #BDNYC, #CUNYAstro; HQ for @AstronomyOnTap; 1/2 of @startorialist; host ⭐️ of @knitted_bd. Not @djcarlysagan 😜
Occupied Lunaape Land (NYC)
emilylrice.me
11 yrs, 8 mos on Twitter
5,588 44.2%
39.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
eso.org/eht
10 yrs, 9 mos on Twitter
88,934 43.2%
40.profile imageMC Stardust ✨ Inclusion Rider 4 Life
@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
9 yrs, 1 mo on Twitter
12,952 43.2%
41.profile imageMichele Bannister
@astrokiwi


Planetary astronomer, poet, hunter of new and strange worlds. Connoisseur of fuzzy dots of light. Asteroid (10463). Postdoctoral Research Fellow @AstroQUB.
she/her; living the life non-sidereal
astro.uvic.ca/~micheleb/
10 yrs, 2 mos on Twitter
8,286 43.2%
42.profile imageAlyssa A. Goodman
@AlyssaAGoodman


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
10 yrs, 4 mos on Twitter
3,809 43.2%
43.profile imageElon Musk
@elonmusk


9 yrs, 11 mos on Twitter
26,620,063 42.7%
44.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
9 yrs, 6 mos on Twitter
14,612 42.7%
45.profile imageBrooke Simmons
@vrooje


Distracted astrophysicist researching galaxies & black holes; on @galaxyzoo & @the_zooniverse teams. Also planetaryresponsenetwork.org lead. (She/her)
United Kingdom
vrooje.github.io
10 yrs, 8 mos on Twitter
8,149 42.7%
46.profile imageNASA Kepler and K2
@NASAKepler


Launched in March 2009, Kepler is NASA's first spacecraft to detect Earth-size planets in the just-right Goldilocks habitable zone of other stars.
Trailing Earth around the Sun
nasa.gov/kepler
10 yrs, 5 mos on Twitter
628,370 42.2%
47.profile imageDr Pamela L Gay
@starstryder


Communicating astro & life 1 sidereal day at a time. All opinions & ideas are my own. Support on Patreon.com/starstryder & paypal.me/starstryder
Edwardsville, IL
starstryder.com
11 yrs, 3 mos on Twitter
39,713 42.2%
48.profile imageAlessondra Springmann
@sondy


asteroids, comets, sounding rockets, @AreciboRadar/🇵🇷 love, cacti, geology, autoimmune disease, puns, cat herding, rants, 小惑星レーダー天文学者, she/her
Chukson / Tucson, AZ
sondy.com
9 yrs, 1 mo on Twitter
8,138 42.2%
49.profile imageDr Rachael Livermore
@rclivermore


Astrophysicist | Science Communicator. Videos of my public talks at bit.ly/SciTalks
London, England
rlivermore.com
10 yrs, 11 mos on Twitter
7,206 42.2%
50.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, 1 mo on Twitter
402,166 41.7%
51.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
10 yrs, 11 mos on Twitter
1,638,090 41.5%
52.profile imageCatherine Q.
@CatherineQ


Astrophysicist, science communicator, over-thinker. One of @HuffPostscience Top 30 Physicists to follow. Autoimmune illness girl. Nomadic Kiwi. Dogs rule.
New Zealand
CatherineQ.com
10 yrs, 2 mos on Twitter
41,237 41.5%
53.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
7 yrs, 4 mos on Twitter
4,127 41.3%
54.profile imageDr JJ Eldridge
@astro_jje


NZ theoretical astrophysicist studying exploding binary stars. Lecturer, Speaker, Sci-fi addict, feminist, enby trans femme. Pronouns: she/her/they.
Auckland, New Zealand
jjeldridge.blogs.auckland.ac.nz
6 yrs, 1 mo on Twitter
6,335 41.0%
55.profile imageDavid Spergel
@DavidSpergel


Astrophysicist at Princeton University and Flatiron Institute
Princeton NJ
astro.princeton.edu/~dns
5 yrs, 4 mos on Twitter
5,492 41.0%
56.profile imageDr. Tanya Harrison
@tanyaofmars


🇨🇦 🇺🇸🏳️‍🌈Professional Martian 🛰 Director of Research @asunewspace 💫 Science & Sci-Fi Consultant 🦴 #AnkylosingSpondylitis 🔴 Former ops for: Curiosity+ Oppy+MRO
Toronto / Phoenix
tanyaofmars.com
10 yrs, 2 mos on Twitter
28,248 40.8%
57.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, 3 mos on Twitter
743,863 40.3%
58.profile imageBenneHolwerda
@BenneHolwerda


Astronomer at large (mostly harmless). University of Louisville. Opinions & typos obv my own.
Louisville, KY
10 yrs, 10 mos on Twitter
2,099 40.3%
59.profile imageSarcasticRover
@SarcasticRover


Doing a science on the red planet. Not @MarsCuriosity. Portrait by @badportraits. Written by @jfiliatrault.
4th Rock From the Sun
6 yrs, 9 mos on Twitter
969,590 39.8%
60.profile imageNASA New Horizons
@NASANewHorizons


The New Horizons spacecraft flew past the dwarf planet Pluto and its moons in July 2015. Next up is a New Year's 2019 flyby of Kuiper Belt object Ultima Thule.
Solar System
nasa.gov/mission_pages/…
4 yrs, 9 mos on Twitter
390,894 39.8%
61.profile image💙Prof.💛Chanda Prescod-Weinstein 🙅🏽‍♀️ 🇧🇧🌈
@IBJIYONGI


#BlackandSTEM Prof of Particle Physics&Cosmology, feminist #HistSTM. agender cissex woman/she, tweets by/for me only. #DisorderedCosmos coming @BoldTypeBooks!
DurhamNH/CambridgeMA/Wakanda
cprescodweinstein.com
10 yrs, 11 mos on Twitter
54,150 39.8%
62.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
10 yrs, 10 mos on Twitter
292,671 39.6%
63.profile imageESA Science
@esascience


Science @ the European Space Agency ESA, keeping you posted on European space science activities.
Noordwijk, The Netherlands
esa.int/science
9 yrs, 4 mos on Twitter
312,534 39.3%
64.profile imageProf. Nicole Gugliucci, Doctor of the Sky
@NoisyAstronomer


Physics professor, astronomer, education researcher, scicommer, advocate for equity in STEM. Geek, crossfitter, dog mom. She/her. 💙💜💖 Tweets mine; RT≠endorse
New Hampshire, USA
noisyastronomer.com
10 yrs, 11 mos on Twitter
20,989 39.3%
65.profile imageSarah Ballard
@hubbahubble


Habitable worlds, kindness, fiction, etc. At ~75 km/s*Mpc! One half of @drssarahcare
Cambridge, MA
space.mit.edu/~sarahba
5 yrs, 3 mos on Twitter
3,368 39.3%
66.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, 2 mos on Twitter
6,187,390 38.8%
67.profile imagePlanetary Society
@exploreplanets


Citizen-powered #space exploration led by CEO @BillNye. Join us.
Pasadena, CA
planetary.org
8 yrs, 7 mos on Twitter
194,684 38.8%
68.profile imageSophia Gad-Nasr 🏳️‍🌈
@Astropartigirl


Astroparticle physicist working on dark matter. PhD student @UCIrvine. Feminist. Captivating the world w/physics, one particle at a time. And hamsters. She/her
🐶|Los Angeles〉+ 🐹|Irvine〉
astropartigirl.com
9 yrs, 0 mos on Twitter
28,895 38.8%
69.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…
5 yrs, 4 mos on Twitter
3,375 38.6%
70.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)
468,867 38.3%
71.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
9 yrs, 0 mos on Twitter
4,883 38.1%
72.profile imageBill Nye
@BillNye


Science Rules! Podcast Out Now 🧪
Los Angeles, CA
billnyepodcast.com
10 yrs, 0 mos on Twitter
5,855,691 37.6%
73.profile imageRisa Wechsler
@RisaWechsler


astrophysicist. cosmologist. maker of universes and various kinds of trouble. professor of physics @stanford and director of @kipac1
San Francisco
risawechsler.com
6 yrs, 8 mos on Twitter
4,743 37.6%
74.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, 3 mos on Twitter
2,338 37.6%
75.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
8 yrs, 8 mos on Twitter
2,399,237 37.4%
76.profile imageGrant Tremblay
@astrogrant


Astrophysicist at the Center for Astrophysics | Harvard & Smithsonian. Previously @NASA Einstein Fellow @Yale, Fellow @ESO, & SDAS regular @STScI. Views my own.
Cambridge, MA
granttremblay.com
10 yrs, 2 mos on Twitter
5,024 37.4%
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
10 yrs, 9 mos on Twitter
1,922,680 37.1%
78.profile imageNadia Drake
@nadiamdrake


Contributing writer @natgeo. Former ballet dancer, slightly obsessed with planets (and MOONS), jungles and spiders. Champagneophile. PhD.
8 yrs, 7 mos on Twitter
26,101 37.1%
79.profile imageJedidah Isler, PhD
@JedidahIslerPhD


Astrophysicist / Professor / Relentless Dreamer / Innovator / Founder & Host @VanguardSTEM / Senior @TEDFellow / @NatGeo Explorer [she]
JedidahIslerPhD.com
8 yrs, 9 mos on Twitter
16,415 37.1%
80.profile imageDr Chiara Mingarelli
@Dr_CMingarelli


Gravitational-wave astrophysicist. Flatiron Research Fellow at @FlatironCCA. Previously @Caltech, @NASAJPL, and MPIfR. Views my own.
New York, NY
chiaramingarelli.com
8 yrs, 2 mos on Twitter
6,688 37.1%
81.profile imageDr Anna Watts
@drannawatts


Associate Professor of Astrophysics @ Univ. of Amsterdam. Neutron stars (explosions, dense matter), X-ray astronomy. Mom, Migrant. Particles in stars blah blah.
Amsterdam
staff.fnwi.uva.nl/a.l.watts/
4 yrs, 11 mos on Twitter
4,673 37.1%
82.profile imageAlberto Conti
@albertoconti


Astrophysicist & Director of New Business at Ball Aerospace - Tweets are my own, at least in this multiverse. en.wikipedia.org/wiki/Alberto_C…
Colorado, USA
en.m.wikipedia.org/wiki/Alberto_C…
10 yrs, 10 mos on Twitter
3,651 36.9%
83.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, 1 mo on Twitter
681,667 36.7%
84.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/
3 yrs, 7 mos on Twitter
19,138 36.4%
85.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
9 yrs, 11 mos on Twitter
37,075 36.2%
86.profile imagejorge moreno
@astroboy_moreno


💕💞♥️
Claremont, CA
movebold.ly
4 yrs, 9 mos on Twitter
2,612 36.2%
87.profile imageShit Academics Say
@AcademicsSay


A social experiment | @prof_nch
chronicle.com/article/Academ…
5 yrs, 8 mos on Twitter
310,911 35.9%
88.profile imageMatthew R Francis
@DrMRFrancis


Writer of physics and astronomy. Wearer of jaunty hats. Tryin' to publish a novel. Proud Rebel scum. Avatar by @ScienceComic . He/him.
Cleveland, OH
bowlerhatscience.org
8 yrs, 8 mos on Twitter
18,600 35.7%
89.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
5 yrs, 11 mos on Twitter
13,020 35.4%
90.profile imageAlexandra Witze
@alexwitze


Correspondent for Nature, views my own. Reach me (generally) witzescience-at-gmaildotcom or (securely) awitze-at-protonmaildotcom.
Boulder, CO
lakithebook.com
10 yrs, 2 mos on Twitter
20,411 35.2%
91.profile imageSTARtorialist
@startorialist


Where science meets fashion and scientists get FABULOUS! Blog & pop-up shop by professional astronomers @Summer_Ash & @emilylurice. Goal for 2019: online shop!
The Universe
startorialist.com/about
5 yrs, 5 mos on Twitter
4,553 35.2%
92.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
8 yrs, 6 mos on Twitter
392,313 35.0%
93.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
10 yrs, 1 mo on Twitter
2,713 34.7%
94.profile imageNASA Goddard
@NASAGoddard


Tweeting the best in astrophysics, Earth sciences, engineering, robotic exploration, Sun science, and technology for NASA's Goddard Space Flight Center.
Greenbelt, MD USA
nasa.gov/goddard
10 yrs, 3 mos on Twitter
527,583 34.5%
95.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
8 yrs, 4 mos on Twitter
4,933 34.5%
96.profile imageJillian @RealScientists
@realscientists


Real science from real scientists, writers, communicators, artists & clinicians. This week: astrophysicist and author Jillian Scudder | @Jillian_Scudder
Everywhere
6 yrs, 3 mos on Twitter
73,423 34.2%
97.profile imageRobert McNees
@mcnees


Professor, physicist, sci comm. Black holes, quantum gravity, cosmology. Rocky Top. Tar Heel. RT = spooky action at a distance. Opinions are mine alone.
Chicago, z=0
jacobi.luc.edu
10 yrs, 11 mos on Twitter
14,168 34.2%
98.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, 2 mos on Twitter
289,012 34.0%
99.profile imageDr. Jennifer L. Hoffman ✨
@astroprofhoff


Astronomer, associate professor, alto, auntie, ailurophile. She/her. University of Denver
Denver, CO
grammai.org/jhoffman/
5 yrs, 4 mos on Twitter
2,904 33.7%
100.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
Washington, DC
theatlantic.com/author/ed-yong/
10 yrs, 3 mos on Twitter
161,405 33.5%
101.profile imageESA Gaia
@ESAGaia


Science with 1 billion objects in three dimensions
ESA
cosmos.esa.int/gaia
10 yrs, 3 mos on Twitter
21,329 33.5%
102.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, 1 mo on Twitter
14,489 33.5%
103.profile imageEmily Levesque ✨🔭
@emsque


Astronomy professor, author, weird star enthusiast | THE LAST STARGAZERS, my book of astronomy stories & adventures, is coming in 2020! thelaststargazers.com
Seattle, WA
emlevesque.com
9 yrs, 3 mos on Twitter
3,404 33.5%
104.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, 0 mos on Twitter
3,342 33.5%
105.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, 3 mos on Twitter
1,306 33.5%
106.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
10 yrs, 11 mos on Twitter
87,953 33.3%
107.profile imageProf. Lisa Harvey-Smith
@lisaharveysmith


Astrophysicist, Australian Government’s Women in STEM Ambassador, Author of #WhenGalaxiesCollide, TEDx Speaker, Presenter on @ABCTV Stargazing Live. 🌈
Australia
lisaharveysmith.com
7 yrs, 6 mos on Twitter
17,114 33.3%
108.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, 1 mo on Twitter
5,128 33.3%
109.profile imageKevin Schawinski
@kevinschawinski


Co-founder/CEO @modulos_ai
Zurich, Switzerland
modulos.ai
8 yrs, 3 mos on Twitter
4,591 33.3%
110.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
10 yrs, 9 mos on Twitter
37,327 33.0%
111.profile imageDr Jane MacArthur
@Jane_MacArthur


Planetary scientist @UniOfLeicester studying martian meteorites & comet dust. Writer @PopAstro. Fellow & Councillor @RoyalAstroSoc #RAS200 #Violinist
Mars
janemac.org
10 yrs, 3 mos on Twitter
7,321 33.0%
112.profile imageCaitlin Casey
@astrocaits


Astronomer and Assistant Professor at the University of Texas at Austin. she/hers
Austin, TX
as.utexas.edu/~cmcasey
5 yrs, 3 mos on Twitter
2,313 33.0%
113.profile imageRoyal Astronomical Society
@RoyalAstroSoc


The RAS is a learned society representing astronomers and geophysicists in the UK & worldwide. Tweets by @RobertMMassey, @MorganDJHollis, & @DrHelenKlus.
Burlington House, London
ras.ac.uk
9 yrs, 2 mos on Twitter
29,497 32.8%
114.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, 0 mos on Twitter
8,405 32.8%
115.profile imageDan F-M
@exoplaneteer


I write code for good & astrophysics.
NYC
dfm.io
7 yrs, 9 mos on Twitter
2,780 32.8%
116.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, 1 mo on Twitter
2,367 32.8%
117.profile imageDr Michelle 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, 0 mos on Twitter
2,068 32.8%
118.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
10 yrs, 10 mos on Twitter
2,559,350 32.5%
119.profile imageJackie Faherty
@jfaherty


Astrophysicist at @AMNH. Enthusiast for bringing the cosmos to the public @backyardworlds #womeninscience #BDNYC #manhattanhenge calculator. #scicomm
jackiefaherty.com
10 yrs, 2 mos on Twitter
4,833 32.5%
120.profile imageDavid Grinspoon
@DrFunkySpoon


Astrobiologist, Author, Musician. 👽🚀🎸🎵🌎❤️
Biosphere One
funkyscience.net
7 yrs, 7 mos on Twitter
23,696 32.3%
121.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
8 yrs, 0 mos on Twitter
13,788 32.3%
122.profile imageJason Wright
@Astro_Wright


Associate Professor of Astronomy and Astrophysics at Penn State. Son, husband, father, scientist, teacher, student, human. Mostly posting astronomy.
State College, PA, USA
sites.psu.edu/astrowright/
6 yrs, 8 mos on Twitter
6,221 32.3%
123.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
4 yrs, 11 mos on Twitter
7,678 32.0%
124.profile imagePeter Coles 🌈 🇪🇺 🇮🇪
@telescoper


Theoretical astrophysicist specialising in the Universe and all that surrounds it. Also into jazz, opera, poetry & crosswords. Beard of the Year 2018. #FBPE
Maynooth, Co Kildare, Ireland
telescoper.wordpress.com
9 yrs, 7 mos on Twitter
5,989 32.0%
125.profile imageMeredith Rawls
@merrdiff


Stellar astronomer and data management for @LSST. Also: mom, scicommer, violist, Episcopalian. Less nighttime blue light, more 24/7 equity. Keep looking up.
Seattle, WA
faculty.washington.edu/mrawls
9 yrs, 3 mos on Twitter
5,183 32.0%
126.profile imageDavid Kipping
@david_kipping


Exoplanets & Exomoons, Columbia University, Cool Worlds Lab. RTs ≠ endorsements
Manhattan, NY
coolworlds.astro.columbia.edu
10 yrs, 2 mos on Twitter
4,088 32.0%
127.profile imageJames Davenport
@jradavenport


PhD Astronomer, [v/b]logger, casual data analyst, Seattleite. All opinions are my own.
Edmonds, WA
7 yrs, 0 mos on Twitter
2,496 32.0%
128.profile imageNew Scientist
@newscientist


The best place to find out what’s new in science – and why it matters. Tweets by @SoMe_Lilian. Subscribe here: https://t.co/39g6XuLDoZ
Worldwide
newscientist.com
10 yrs, 3 mos on Twitter
3,464,272 31.8%
129.profile imageBrian Keating
@DrBrianKeating


Physics Professor @UCSanDiego @UCSDcosmology. Dir.: @SimonsObs. Assoc. Dir.: @imagineUCSD. Author LOSING THE NOBEL PRIZE amzn.to/2sa5UpA @WWNorton @TantorAudio
San Diego, CA
briankeating.com
8 yrs, 7 mos on Twitter
7,385 31.8%
130.profile imageElisabeth Newton
@EllieInSpace


Astronomer, educator and assistant professor @Dartmouth College. Also a climber, baker, crafter & @astrobites co-founder.
Hanover, NH
mit.edu/~ernewton
7 yrs, 11 mos on Twitter
2,289 31.8%
131.profile imageAdam Burgasser
@browndwarfs


astrophysicist, professor, and preferably in the water.
on a plane, or San Diego
pono.ucsd.edu/~adam
8 yrs, 9 mos on Twitter
1,929 31.8%
132.profile imageJason Major
@JPMajor


Space. Planets. NASA. Science. Rocketry. Astronomy. Democracy. Nature. Birds. Coffee. Occasionally funny. Bad with numbers. Sometimes I make pictures.
Warwick, RI
lightsinthedark.com
9 yrs, 4 mos on Twitter
30,646 31.6%
133.profile imageAlan Duffy
@astroduff


A/Professor in Astrophysics at @Swinburne and Lead Scientist of @RiAus Instagram.com/profalanduffy
Melbourne
alanrduffy.com
6 yrs, 10 mos on Twitter
20,916 31.6%
134.profile imageMarc Kuchner
@marckuchner


NASA Citizen Science Lead, Astrophysicist, Songwriter.
Greenbelt, MD
marketingforscientists.com
10 yrs, 5 mos on Twitter
5,720 31.6%
135.profile imageEmily Petroff
@ebpetroff


Astronomer. Reader. Random number generator. I study things that go bang. 📡💥 Veni Fellow studying fast radio bursts at the University of Amsterdam in the API.
The Netherlands
ebpetroff.com
5 yrs, 10 mos on Twitter
5,478 31.6%
136.profile imageJohanna
@johannateske


Astronomer, runner, educator, feminist, vegan, #Nats fan, she/her/hers
Pasadena, CA
johannateske.virb.com
5 yrs, 4 mos on Twitter
2,263 31.6%
137.profile imageDr. Phil Metzger
@DrPhiltill


Planetary scientist at @UCF. CoFounder NASA KSC SwampWorks. Space Mining. Space Settlement. Science. Instagram @drphiltill
Orlando, FL
philipmetzger.com
6 yrs, 5 mos on Twitter
72,895 31.3%
138.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
10 yrs, 3 mos on Twitter
6,429 31.3%
139.profile imageCorey S. Powell
@coreyspowell


Science writer on @BillNyeSaves. Contributing editor at @discovermag, @AmSciMag, and @aeonmag. Science-curious.
Brooklyn, NY
discovermagazine.com/outthere
10 yrs, 2 mos on Twitter
67,132 31.1%
140.profile imageSloan Digital Sky Surveys
@sdssurveys


Tweeting about mapping the Universe @APOGEEsurvey @eBOSSurvey @MaNGASurvey
Apache Point Observatory.
sdss.org
6 yrs, 3 mos on Twitter
4,344 30.8%
141.profile imageJames Bullock
@jbprime


Astronomer. Cosmologist. Befuddled dad. Professor at #UCIrvine. Chair of @UCIPhysAstro Sometimes mumbler on @ScienceChannel #HTUW
Irvine, California, USA
physics.uci.edu/~bullock/
9 yrs, 9 mos on Twitter
3,926 30.8%
142.profile imageScientific American
@sciam


Awesome discoveries. Expert insights. Science that shapes the world.
New York City
scientificamerican.com
11 yrs, 0 mos on Twitter
3,729,970 30.6%
143.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, 0 mos on Twitter
576,039 30.6%
144.profile imageJessica Kirkpatrick
@berkeleyjess


✦ Jessica Ann Kirkpatrick ✦ Astrophysicist → Data Scientist ✦ #scientist #techie #runner #writer ✦
San Francisco, CA
berkeleyjess.blogspot.com
9 yrs, 10 mos on Twitter
5,065 30.6%
145.profile imageHaley Gomez
@astrofairy


I'm an Astrophysicist, love books, films astronomy, shoes and dresses.
Cardiff
haley.gomez.me.uk
9 yrs, 5 mos on Twitter
3,017 30.6%
146.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
8 yrs, 11 mos on Twitter
20,507 30.3%
147.profile imageJames Tuttle Keane
@jtuttlekeane


Postdoc at @Caltech. Studying planetary geophysics of rocky & icy worlds. Occasional science illustrator. Trekkie. Dog dad. He/him.
Pasadena, CA
jamestuttlekeane.com
5 yrs, 2 mos on Twitter
5,933 30.3%
148.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
9 yrs, 8 mos on Twitter
3,007 30.3%
149.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, 1 mo on Twitter
1,302,522 30.1%
150.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, 2 mos on Twitter
1,149,478 30.1%
151.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
7 yrs, 6 mos on Twitter
704,440 30.1%
152.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
9 yrs, 9 mos on Twitter
62,112 30.1%
153.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, 2 mos on Twitter
1,508 30.1%
154.profile imageAlexandria Ocasio-Cortez
@AOC


Congresswoman for NY-14 (Bronx + Queens). In a modern, moral, + wealthy society, no American should be too poor to live. 💯% People-Funded, no corporate PAC $.
Bronx + Queens, NYC
Ocasio2018.com
9 yrs, 0 mos on Twitter
4,240,289 29.9%
155.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
9 yrs, 9 mos on Twitter
121,548 29.9%
156.profile imageDr. Ian O'Neill
@astroengine


Star stuff, eventual star chum
Woodland Hills, Los Angeles
astroengine.com
10 yrs, 9 mos on Twitter
36,219 29.9%
157.profile imageRobert Simpson
@orbitingfrog


Googler, astronomer, TED Fellow. Views are my own.
UK
orbitingfrog.com
12 yrs, 1 mo on Twitter
31,086 29.9%
158.profile imageDr Jess Wade 👩🏻‍🔬
@jesswade


제시카 physics postdoc @imperialcollege. @500womensci/ @wes1919/ @physicsnews enthusiast. she / her. 💜 🔬,🦋+💎s. least useful doctor in my family.
London, England
gofundme.com/challenge-bias…
10 yrs, 3 mos on Twitter
29,779 29.9%
159.profile imageShannon Stirone
@shannonmstirone


Writer. Art Historian. Find me in @PopSci @NYTimes @TheAtlantic @NatGeo @NewRepublic @RollingStone @Wired @Longreads & others. Opinions are mine.
Bay Area, CA
shannonstirone.com
4 yrs, 9 mos on Twitter
19,369 29.9%
160.profile imageJesse Shanahan
@Enceladosaurus


Data scientist @BoozAllen. Astrophysics. Passions: #AIEthics, video/boardgame accessibility, & 🍟. Cofounded @AAS_WGAD, created #disabledandSTEM. #EhlersDanlos
Stolen Manahoac Land
enceladosaur.us
7 yrs, 11 mos on Twitter
5,418 29.9%
161.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/
10 yrs, 11 mos on Twitter
3,526 29.9%
162.profile imageElizabeth Tasker
@girlandkat


UK astrophysicist working at the Japan Aerospace Exploration Agency (JAXA). Author of 'The Planet Factory', published by @sigmascience (views are my own~)
Japan
about.me/elizabethtasker
7 yrs, 6 mos on Twitter
3,307 29.9%
163.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
7 yrs, 10 mos on Twitter
2,468 29.9%
164.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, 0 mos on Twitter
1,699 29.9%
165.profile imageBuzz Aldrin
@TheRealBuzz


Celebrating 50 Yrs of Apollo @ RoadtoApollo50th.com; Gemini 12 & Apollo XI Astronaut & Moonwalker; West Point; USAF Col, Korean War Vet; MIT Founder
buzzaldrinventures.com
9 yrs, 11 mos on Twitter
1,392,183 29.6%
166.profile imageESA Operations
@esaoperations


From Earth orbit to deep space: sharing the excitement of realtime mission operations at the European Space Agency #WhereMissionsComeAlive 🛰🕹️
Darmstadt, Germany
10 yrs, 6 mos on Twitter
272,927 29.4%
167.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
9 yrs, 6 mos on Twitter
236,135 29.4%
168.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
9 yrs, 6 mos on Twitter
20,058 29.4%
169.profile imageHannah Wakeford
@StellarPlanet


Giacconi Fellow @STScI/@AURADC , @exo_cast podcaster & @BSACDIVER | Previously @NASAGoddard Fellow & @UniofExeter PhD | Expressed opinions are mine
stellarplanet.org
7 yrs, 8 mos on Twitter
2,507 29.4%
170.profile imageTim Peake
@astro_timpeake


ESA astronaut & test pilot back on Earth after 6 months in space. New book out now (proceeds to Prince's Trust): amzn.to/2MLUsJK Tweets are my own
Cologne, Germany
timpeake.esa.int
7 yrs, 1 mo on Twitter
1,612,870 29.1%
171.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, 3 mos on Twitter
860,252 29.1%
172.profile imageTrueSciPhi / Kelly Truelove
@TrueSciPhi


A window on science, philosophy, and mathematics communities on social media, by Kelly Truelove (physics PhD). See site for more. Photos original.
Austin, Texas
TrueSciPhi.org
3 yrs, 11 mos on Twitter
6,667 29.1%
173.profile imageScience Friday
@scifri


Brain fun for curious people. Hosted by @iraflatow. From @WNYCStudios.
New York, New York
sciencefriday.com
10 yrs, 7 mos on Twitter
762,241 28.9%
174.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
8 yrs, 9 mos on Twitter
6,303 28.9%
175.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)
2,281 28.9%
176.profile imageLSST Astronomy
@LSST


The widest, fastest, deepest eye of the new digital age.
Cerro Pachon, Chile
lsst.org
10 yrs, 9 mos on Twitter
5,838 28.6%
177.profile imageWomanAstro
@womanastronomer


Promoting astronomy, encouraging women/girls interested in science. WomanAstro.com, etsy.com/shop/WomanAstro
New Mexico, USA
WomanAstro.com
9 yrs, 5 mos on Twitter
5,003 28.6%
178.profile imageAdrian Price-Whelan
@adrianprw


astrophysics postdoc @ Princeton, galaxy dynamics, binary stars, music github.com/adrn
???
adrian.pw
7 yrs, 11 mos on Twitter
2,197 28.6%
179.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
Essex Junction, Vermont
9 yrs, 8 mos on Twitter
1,382 28.6%
180.profile imageSPACE.com
@SPACEdotcom


News coverage and conversation about space science, astronomy and exploration. Part of @futureplc
NYC
SPACE.com
10 yrs, 10 mos on Twitter
757,764 28.4%
181.profile imagePHD Comics
@PHDcomics


Life (or the lack thereof) in Academia. Instagram.com/phd_comics
phdcomics.com
10 yrs, 10 mos on Twitter
228,344 28.4%
182.profile imageStuart
@astronomyblog


Maker of things. Data wrangler. Co-author of "Cosmos: The Infographic Book of Space". Podcaster. Has ridden across continents on a bicycle. ✨🛰📕📊🏳️‍🌈
Yorkshire
cosmos-book.github.io
11 yrs, 11 mos on Twitter
8,095 28.4%
183.profile image.Astronomy
@dotastronomy


Conference series about what happens when hackers, astronomers and the web all get together.
Cambridge, MA, USA
dotastronomy.com
11 yrs, 0 mos on Twitter
3,923 28.4%
184.profile imageJonathan Fortney
@jjfplanet


@ucsc Professor & Director of Other Worlds Laboratory. Modeler of planetary atmospheres & interiors. Father, Softballer, Runner, Human Selfie Stick, Minnesotan
Santa Cruz, CA
owl.ucsc.edu
7 yrs, 3 mos on Twitter
2,483 28.4%
185.profile imageJoss Bland-Hawthorn
@JossBlandHawtho


All things novel, astrophysical, mathematical, technological.
Sydney, Australia
physics.usyd.edu.au/~jbh/
4 yrs, 11 mos on Twitter
1,957 28.4%
186.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
10 yrs, 11 mos on Twitter
492,681 28.2%
187.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
10 yrs, 7 mos on Twitter
21,527 28.2%
188.profile imageBlackPhysicists
@BlackPhysicists


Arlington, VA and Worldwide
9 yrs, 11 mos on Twitter
19,814 28.2%
189.profile imageJo Dunkley
@j_dunkley


Professor of Physics and Astrophysics at Princeton. Author of Our Universe.
Princeton, NJ
physics.princeton.edu/~jdunkley
7 yrs, 7 mos on Twitter
3,195 28.2%
190.profile imageSAO/NASA ADS
@adsabs


adsabs.harvard.edu
8 yrs, 5 mos on Twitter
2,476 28.2%
191.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
8 yrs, 7 mos on Twitter
1,795 28.2%
192.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
10 yrs, 7 mos on Twitter
13,105 27.9%
193.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
8 yrs, 6 mos on Twitter
5,156 27.9%
194.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…
9 yrs, 10 mos on Twitter
3,032 27.9%
195.profile imageErik Tollerud
@eteq


Astrophysicist, Python coder, and general lover of nature in all its forms. Opinions are my own.
Baltimore, MD
stsci.edu/~etollerud
9 yrs, 11 mos on Twitter
1,700 27.9%
196.profile imageNational Science Foundation
@NSF


Explore #NSFfunded research that is transforming the world. / Social media policy: bit.ly/smpnsf
Alexandria, VA
nsf.gov
10 yrs, 8 mos on Twitter
1,149,034 27.7%
197.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…
8 yrs, 9 mos on Twitter
31,076 27.7%
198.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, 2 mos on Twitter
10,523 27.7%
199.profile imageEric Mamajek
@EricMamajek


Astronomer, dad, stars, (exo)planets. Statements and opinions posted here are my own. Email me directly, I don't respond to Twitter DM.
Pasadena, CA
8 yrs, 3 mos on Twitter
2,249 27.7%
200.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, 0 mos on Twitter
1,337 27.7%
201.profile imageScott Kelly
@StationCDRKelly


scottkelly.com
Earth
9 yrs, 9 mos on Twitter
5,618,317 27.4%
202.profile imageHubbleTelescope
@HubbleTelescope


News from the Hubble Space Telescope operated by @stsci
hubblesite.org/news
10 yrs, 11 mos on Twitter
138,325 27.4%
203.profile imageLisa Grossman
@astrolisa


Astronomy reporter at Science News, lifelong astronomy nerd. Ideas my own. She/her/hers
Cambridge, MA
10 yrs, 3 mos on Twitter
8,514 27.4%
204.profile imageBenjamin Pope
@fringetracker


Astronomer - he/him
Manhattan, NY
benjaminpope.github.io
6 yrs, 4 mos on Twitter
2,543 27.4%
205.profile imageLaura Lopez
@ohdearz


Astronomy professor at Ohio State. She/her/hers
6 yrs, 6 mos on Twitter
1,583 27.4%
206.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, 0 mos on Twitter
2,603,528 27.2%
207.profile imageDianna Cowern
@thephysicsgirl


Assume a spherical cowern in a vacuum... kauai-grown, #MIT physics, YouTube videos. Pls respond to tweets w bad puns.
San Diego
youtube.com/physicsgirl
7 yrs, 2 mos on Twitter
109,915 27.2%
208.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
10 yrs, 1 mo on Twitter
1,515 27.2%
209.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)
14,965,828 26.9%
210.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
8 yrs, 9 mos on Twitter
550,484 26.9%
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, 2 mos on Twitter
105,584 26.9%
212.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
11 yrs, 11 mos on Twitter
36,882 26.7%
213.profile imageThe Jupiter Girl
@upulie


recklessly pursuing utopia. Molecular Biology, Nanotechnology| Space | Astropalaeontology | Co-founder, @realscientists | Dinosaur Evangelist |
Auckland, Aotearoa via 🇦🇺
patreon.com/upulie
8 yrs, 8 mos on Twitter
34,898 26.7%
214.profile imageMatt Taylor
@mggtTaylor


I work at the European Space Agency on Rosetta, Space plasma stuff, Swarm, Cluster and now dabbling with the Gateway. 501st Dutch Garrison TK67676 EIB
Netherlands
6 yrs, 8 mos on Twitter
33,452 26.7%
215.profile imageDr Tabetha Boyajian
@tsboyajian


Assistant professor of Astrophysics at #LSU. disrupter of astrophysics; #BoyajiansStar #TabbysStar; all posts here are my own
Baton Rouge, LA
wherestheflux.com
9 yrs, 9 mos on Twitter
9,778 26.7%
216.profile imageSamantha Cristoforetti
@AstroSamantha


@ESA astronaut. ISS Exp 42/43 Book in Italian amzn.to/2xNnkc6. In German out on 2 Sep: amzn.to/2VJALUf. In English in 2020! Proceeds to @Unicef.
Europe
samanthacristoforetti.esa.int
7 yrs, 10 mos on Twitter
975,143 26.5%
217.profile imageJonathan Amos
@BBCAmos


BBC Science Correspondent
Cambridge, UK
bbcnews.com
9 yrs, 4 mos on Twitter
43,642 26.5%
218.profile imageSquareKilometreArray
@SKA_telescope


The SKA will be the world's largest radio telescope, located in Africa & Australia. Tweets from the SKA Global Headquarters.
Jodrell Bank (UK)
skatelescope.org
8 yrs, 7 mos on Twitter
20,184 26.5%
219.profile imageAAS Executive Office
@AAS_Office


The mission of the American Astronomical Society (AAS) is to enhance & share humanity's scientific understanding of the universe.
Washington, DC, USA
aas.org
8 yrs, 6 mos on Twitter
3,409 26.5%
220.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/
7 yrs, 6 mos on Twitter
1,966 26.5%
221.profile imageWIRED Science
@WIREDScience


Bringing the radiothermally generated heat. The team: @sandraupson, @JetJocko, @rtg0nzalez, @MeganMolteni, and @MrMattSimon.
San Francisco, California
wired.com/category/wired…
11 yrs, 8 mos on Twitter
2,014,786 26.2%
222.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
iop.org
10 yrs, 0 mos on Twitter
170,430 26.2%
223.profile imageNancy Atkinson
@Nancy_A


Science journalist & author of new book on Apollo 11, "Eight Years to the Moon," amazon.com/gp/product/162…
Minnesota
nancyatkinson.com
10 yrs, 11 mos on Twitter
11,518 26.2%
224.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)
1,119,200 26.0%
225.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
10 yrs, 11 mos on Twitter
78,800 26.0%
226.profile imageThomas Zurbuchen
@Dr_ThomasZ


Associate Administrator, @NASA Science Mission Directorate
Washington, DC
science.nasa.gov
8 yrs, 2 mos on Twitter
23,229 26.0%
227.profile imageLiz B ☆
@astro_Liz


X-ray and Optical Astronomer at @ESO. FLAMES Instrument Scientist. Bleeding heart liberal & intersectional feminist. All views my own. Ⓥ #WomenInScience
Edinburgh, Scotland
7 yrs, 2 mos on Twitter
1,623 26.0%
228.profile imageJim Al-Khalili
@jimalkhalili


Professor of theoretical physics, author, broadcaster and humanist. President of @BritSciAssoc. "Affable Egghead" (Sunday Times).
University of Surrey
jimal-khalili.com
9 yrs, 4 mos on Twitter
130,659 25.7%
229.profile imageDr. Brian May
@DrBrianMay


Rocket Ship Builder 🚀🚀🚀🚀🚀
brianmay.com
6 yrs, 7 mos on Twitter
968,947 25.5%
230.profile imageNASA_TESS
@NASA_TESS


This is the official @NASA Twitter for the Transiting Exoplanet Survey Satellite (TESS). @NASA_TESS will perform an all-sky survey to discover new exoplanets
Goddard Space Flight Center
tess.gsfc.nasa.gov
5 yrs, 8 mos on Twitter
48,119 25.5%
231.profile imageAndy Rivkin
@asrivkin


Planetary astronomer on #TeamAsteroid; Gedankenband member and guitarist; Persistently Obstreperous.
#USAstronomyGoodwillAmbassador ⊗
imperturbable-music.blogspot.com
10 yrs, 11 mos on Twitter
4,764 25.5%
232.profile imageAstropy
@astropy


This is the official twitter account for the Astropy project.
Earth
astropy.org
7 yrs, 10 mos on Twitter
2,963 25.5%
233.profile imageDr. Abbie 🌠
@abigailStev


Lady scientist 👩🏻‍💻 NSF fellow @msu_astro & @michiganastro 🔭 compact objects 💥#OpenSource pythoner 🐍 tea 💕🍵 mastodon:alstev 🐘 tweets ≠ NSF, MSU, UM
Anishinaabeg/Odawa land
abigailstevens.com
8 yrs, 3 mos on Twitter
1,843 25.5%
234.profile imageHillary Clinton
@HillaryClinton


2016 Democratic Nominee, SecState, Senator, hair icon. Mom, Wife, Grandma x2, lawyer, advocate, fan of walks in the woods & standing up for our democracy.
New York, NY
onwardtogether.org
6 yrs, 1 mo on Twitter
24,551,219 25.2%
235.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, 3 mos on Twitter
6,556 25.2%
236.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
3 yrs, 9 mos on Twitter
5,304 25.2%
237.profile imageRadio Astrology
@RadioAstrology


Opening new windows in the prediction spectrum. Astrology at long wavelengths.
In the stars (and the ISM)
7 yrs, 6 mos on Twitter
3,794 25.2%
238.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…
8 yrs, 4 mos on Twitter
1,770 25.2%
239.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
3 yrs, 6 mos on Twitter until last tweet (2018-Feb-26)
74,148 25.0%
240.profile imagegalaxyzoo
@galaxyzoo


It's Galaxy Zoo!
galaxyzoo.org
10 yrs, 4 mos on Twitter
13,548 25.0%
241.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
8 yrs, 7 mos on Twitter
7,543 25.0%
242.profile imageGiant Magellan
@GMTelescope


The first “Extremely Large Telescope” seeking to unlock the mysteries of the universe.
Las Campanas, Chile
gmto.org
8 yrs, 0 mos on Twitter
5,978 25.0%
243.profile imageDan Hooper
@DanHooperAstro


Physicist and author at Fermilab and the University of Chicago
Chicago, IL
1 yr, 6 mos on Twitter
5,938 25.0%
244.profile imageDr Jen Gupta
@jen_gupta


Space nerd. @UoPCosmology astronomy outreach. @SeldomSirius podcaster. @TWBBC Live presenter. @WinSciFest. Active Galaxies were my 1st love. Own views [she/her]
Winchester, UK
jengupta.com
9 yrs, 9 mos on Twitter
4,650 25.0%
245.profile imageArfon Smith
@arfon


Head of Data Science @stsci. Ex GitHubber. Zooniverse co-founder. Editor-in-chief of the Journal of Open Source Software.
Baltimore, MD
arfon.org
12 yrs, 4 mos on Twitter
4,297 25.0%
246.profile imageAndrew Pontzen
@apontzen


I do cosmology. Employed by UCL, funded by the Royal Society. Tweeting in a personal capacity: it’s no-one else’s fault when I talk nonsense.
London
andrew.pontzen.uk
8 yrs, 9 mos on Twitter
3,256 25.0%
247.profile imageJennifer Ouellette
@JenLucPiquant


Science writer Jennifer Ouellette. Senior reporter, Ars Technica. Past: Gizmodo. Ex-evangelical. Married to @seanmcarroll.
Los Angeles, CA
cocktailpartyphysics.com
9 yrs, 1 mo on Twitter
37,404 24.8%
248.profile imageAmy Mainzer
@AmyMainzer


Scientist
Jet Propulsion Laboratory
science.jpl.nasa.gov/people/Mainzer/
6 yrs, 3 mos on Twitter
26,756 24.8%
249.profile imageHistory of Astronomy
@HistAstro


Multidisciplinary & multicultural history of astronomy #histastro by @VoulaSaridakis, Ph.D. | Curator, Museum of Science and Industry, Chicago @msichicago.
All tweets/views/opinions mine
4 yrs, 2 mos on Twitter
20,984 24.8%
250.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
2 yrs, 8 mos on Twitter
9,920 24.8%
251.profile image☄Ashley🔭Lindalía☄
@That_Astro_Chic


🚀🔭📡Astrochemist⚗🧪🔬|Planetary Scientist👩🏾‍🔬🌍|The Realest In The Streets|Rapper on Weekends🤦🏾‍♀️😂🤷🏾‍♀️|Magical & Trill💫|❤🖤💚#BlackandSTEM✊🏾✊🏿✊🏽
Chicago, IL, USA,🌍
8 yrs, 4 mos on Twitter
3,757 24.8%
252.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, 2 mos on Twitter
2,034 24.8%
253.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, 2 mos on Twitter
1,063,040 24.5%
254.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. fb.com/theroyalsociety
London, UK
10 yrs, 1 mo on Twitter
239,392 24.5%
255.profile imageKaren James ❄️
@kejames


Scientist & outdoorswoman tweeting about molecular ecology, genetics, evolution, botany, space, feminism & social justice, but in reverse order if I’m honest.
Bar Harbor, ME
youtu.be/4-3v_pAJmQk
10 yrs, 6 mos on Twitter
31,782 24.5%
256.profile imageSabine Hossenfelder
@skdh


Physicist, blogger, author. Sometimes-songwriter, nighttime-philosopher. Maker of my own misery. she/her
Germany
backreaction.blogspot.com
11 yrs, 5 mos on Twitter
26,121 24.5%
257.profile imageRobert Massey #FBPE
@RobertMMassey


Dad, Deputy Director @royalastrosoc, chair @lightyear_fdn. Co-author of Moon: Art, Science, Culture with @saschaloske. See bit.ly/2PpjMn0 #FBPE he/him
Bristol (Southville) & London
9 yrs, 9 mos on Twitter
2,989 24.5%
258.profile imageStephen Colbert
@StephenAtHome


the guy on CBS
10 yrs, 8 mos on Twitter
18,475,495 24.3%
259.profile imageNASA's Kennedy Space Center
@NASAKennedy


Official Tweets from NASA's Kennedy Space Center
Florida, USA
nasa.gov/kennedy
10 yrs, 7 mos on Twitter
1,485,185 24.3%
260.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
11 yrs, 4 mos on Twitter
173,237 24.3%
261.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.
8 yrs, 4 mos on Twitter
57,927 24.3%
262.profile imageAlan Boyle
@b0yle


Aerospace and science editor @GeekWire. Longtime blogger @CosmicLog. Author of "The Case for Pluto." Links/RTs ≠ endorsements
Seattle
geekwire.com/author/alanboy…
11 yrs, 3 mos on Twitter
35,927 24.3%
263.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
10 yrs, 2 mos on Twitter
4,848 24.3%
264.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, 2 mos on Twitter
3,566 24.3%
265.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.…
8 yrs, 9 mos on Twitter
2,333 24.3%
266.profile imageAngela Speck
@Stardustspeck


Tattooed witchy astrolator; stellar mortician, empress of the eclipse, queen of astromineralogy; SJW; currently living in the Midwest.
Columbia, MO
stardustspeck.com
8 yrs, 1 mo on Twitter
1,910 24.3%
267.profile imageDr. Caryl Gronwall
@carylgronwall


Astronomer at Penn State University
State College, PA
astro.psu.edu/~caryl
8 yrs, 2 mos on Twitter
1,299 24.3%
268.profile imageNational Geographic
@NatGeo


Taking our understanding and awareness of the world further for 130 years
Global
nationalgeographic.com
10 yrs, 6 mos on Twitter
22,840,667 24.0%
269.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, 1 mo on Twitter
123,548 24.0%
270.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
London
stuartclark.com
10 yrs, 0 mos on Twitter
35,131 24.0%
271.profile imageMiriam Kramer
@mirikramer


I write the @Axios Space newsletter. It's not aliens. It's never aliens. Get in touch: [email protected]
Now: NYC. Before: Tennessee.
link.axios.com/join/space-sig…
9 yrs, 1 mo on Twitter
18,537 24.0%
272.profile imageDerek Fox
@partialobs


Astronomer and faculty member (he/him) at Penn State University. A personal Twitter account. "Why would a star ever be afraid of the dark?" -Lil Wayne
Earth
astro.psu.edu/~dfox/
10 yrs, 2 mos on Twitter
2,407 24.0%
273.profile imageDra. Nicole
@jazztronomy


CEO of Movement Consulting Astronomy Ph.D. and STEM equity advocate She/Her/Hers #LatinaInSTEM I have the best ideas
Catlanta
movebold.ly
4 yrs, 7 mos on Twitter
2,131 24.0%
274.profile imageBruce Macintosh
@bmac_astro


Stanford professor. Astronomer: exoplanets, instruments, astropolicy. Sarcasm and golden retrievers. Principal investigator for the Gemini Planet Imager
Stanford, CA
1 yr, 6 mos on Twitter
1,013 24.0%
275.profile imageAriel Waldman
@arielwaldman


NASA advisor. Antarctic explorer. Author. Field microscopist. Global director @ScienceHackDay. YouTuber youtube.com/arielwaldman. Art school grad.
San Francisco
arielwaldman.com
12 yrs, 2 mos on Twitter
38,317 23.8%
276.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
9 yrs, 7 mos on Twitter
5,383 23.8%
277.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, 2 mos on Twitter
4,964 23.8%
278.profile imageEmma Chapman
@DrEOChapman


Astrophysicist, Royal Society Dorothy Hodgkin Fellow, Imperial College London. Campaigner on sexual misconduct in HE w/ @1752group.
London, England
dremmachapman.wordpress.com
2 yrs, 7 mos on Twitter
3,941 23.8%
279.profile imageKimberly EnnicoSmith
@kennicosmith


Astrophysicist and planetary scientist at NASA. Fueled by tea. Inspired by many. We can solve our planet's problems as part of space exploration. Views my own.
Mountain View, CA
kandrsmith.org/KES/
11 yrs, 3 mos on Twitter
3,778 23.8%
280.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
9 yrs, 11 mos on Twitter
3,677 23.8%
281.profile imageAstronomy 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, 3 mos on Twitter
2,781 23.8%
282.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.
8 yrs, 0 mos on Twitter
1,983 23.8%
283.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
5 yrs, 4 mos on Twitter
1,532 23.8%
284.profile imageJohn Debes
@JohnDebes


STIS Team Lead at @stsci. Part of @diskdetective and @NASAWFIRST CGI science team. Exoplanets, white dwarf planets, and disks. My opinions are my own. He/Him
Geektown, USA
stsci.edu/~debes/
6 yrs, 6 mos on Twitter
1,102 23.8%
285.profile imageEllen Stofan
@EllenStofan


John and Adrienne Mars Director of National Air and Space Museum, Planetary geologist, STEM advocate, former Chief Scientist of NASA. My tweets are my own.
Washington, DC
airandspace.si.edu/stories/editor…
7 yrs, 3 mos on Twitter
12,013 23.5%
286.profile imageKim Kowal Arcand
@kimberlykowal


Visualization & emerging tech lead for @chandraxray; public speaker; co-author of 4 popular science books. Opinions=my own 🛰https://t.co/PFs60ywY5f
RI, USA
chandra.si.edu
11 yrs, 2 mos on Twitter
8,921 23.5%
287.profile imageMoiya McTier
@GoAstroMo


Astrophysicist & Science communicator 💫🗣💫 I study exoplanets and then tell ppl about them DM me space questions for fun facts #WOCinSTEM | #scicomm | she/her
New York, NY
moiyamctier.com
4 yrs, 10 mos on Twitter
2,408 23.5%
288.profile imageStephen Serjeant
@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, 2 mos on Twitter
2,305 23.5%
289.profile imageCaroline Morley
@AstroCaroline


Assistant Prof at UT Austin, modeler of substellar atmospheres
Austin, TX
carolinemorley.com
6 yrs, 7 mos on Twitter
1,924 23.5%
290.profile imageGautham Narayan
@gsnarayan


Lasker Fellow at @stsci working on dark energy, supernovae, white dwarfs, machine learning, astro edu & outreach, photography, hiking. Semi-responsible nerd!
Baltimore, MD
gnarayan.github.io
9 yrs, 6 mos on Twitter
1,209 23.5%
291.profile imageNate Silver
@NateSilver538


Editor-in-Chief, @FiveThirtyEight. Author, The Signal and the Noise (amzn.to/QdyFYV). Sports/politics/food geek.
New York
fivethirtyeight.com
10 yrs, 8 mos on Twitter
3,203,883 23.3%
292.profile imageXKCD Comic
@xkcdComic


XKCD comic feed with images, mobile friendly links, and what-if articles. Unofficial, run by @dghubble
xkcd.com
5 yrs, 5 mos on Twitter
222,760 23.3%
293.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)
31,936 23.3%
294.profile imageRose DF
@_Astro_Nerd_


Astrobiophysics | She/Her | Quisqueyana | Obsessive moongazer | Views are my own | No hablo por nadie, ni nadie habla por mi.
New York, NY
about.me/rosedf
4 yrs, 8 mos on Twitter
13,247 23.3%
295.profile imageDr Pauline Barmby
@PBarmby


Associate 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
7 yrs, 6 mos on Twitter
1,468 23.3%
296.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, 3 mos on Twitter
1,559,960 23.1%
297.profile imageBrian Greene
@bgreene


Physicist, Author, Co-founder @WorldSciFest
New York, NY
briangreene.org
6 yrs, 11 mos on Twitter
1,013,236 23.1%
298.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, England
gov.uk/ukspaceagency
9 yrs, 7 mos on Twitter
204,062 23.1%
299.profile image★ Colin Stuart ★
@skyponderer


Astronomy author & speaker. Get a free e-book @ bit.ly/2zjaIee. See www for signed books, keynotes & school talks. Asteroid (15347) Colinstuart
London
colinstuart.net
10 yrs, 5 mos on Twitter
6,005 23.1%
300.profile imageStephen Fry
@stephenfry


How can I tell you what I think until I’ve heard what I’m going to say? 🏳️‍🌈 (Never read DMs I’m afraid)
Los Angeles, CA/ London UK
10 yrs, 10 mos on Twitter
12,716,290 22.8%