| Tweet Follow @TrueSciPhi |
| # | Account | N |
| 1. |  Katie Mack@AstroKatie (a.k.a. Dr Katherine J Mack) astrophysicist/cosmologist, writer, connoisseur of cosmic catastrophes. Author: "The End of Everything (Astrophysically Speaking)" Waterloo, Ontario astrokatie.com/book 10 years on Twitter 349,194 followers | 342 |
| 2. |  NASA@NASA Explore the universe and discover our home planet with @NASA. We usually post in EDT (UTC-4) nasa.gov 12 years on Twitter 36,188,825 followers | 312 |
| 3. |  Phil 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 years on Twitter 616,969 followers | 299 |
| 4. |  Emily 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 years on Twitter 167,780 followers | 298 |
| 5. |  chrislintott@chrislintott Astronomer, zookeeper and journalist, based at University of Oxford. Oxford zooniverse.org 11 years on Twitter 31,624 followers | 255 |
| 6. |  astrotweeps: Larry@astrotweeps Admins • @astrotweeps • https://t.co/xi86iPlvER • A new astronomer/planetary scientist tweeting about space each week. The Universe astrotweeps.wordpress.com 6 years on Twitter 10,614 followers | 253 |
| 7. |  Dr./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 11 years on Twitter 59,239 followers | 251 |
| 8. |  astrobites@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 years on Twitter 10,901 followers | 249 |
| 9. |  Sarah 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 years on Twitter 9,571 followers | 248 |
| 10. |  Sarah Tuttle@niais Astrophysicist. We're not going to be shady, just fierce. Professor. Cookies & netflix 4 life. 100% problematic. She/her. RT = you're on my dance team. Pandemic Dystopian PNW 12 years on Twitter 16,732 followers | 247 |
| 11. |  Astronomy 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 years on Twitter 1,305,188 followers | 242 |
| 12. |  Lucianne Walkowicz@shaka_lulu Astronomer @AdlerPlanet, co-founder @JustSpaceOrg, multimedia artist. Ethics of Mars exploration, exoplanets, social justice. Opinions mine. Pronouns: they/them Chicago, IL today.com/paid-content/w… 9 years on Twitter 16,812 followers | 242 |
| 13. |  AstroBetter@astrobetter Blog and Wiki for professional astronomers. astrobetter.com 10 years on Twitter 5,711 followers | 242 |
| 14. |  David 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 9 years on Twitter 7,785 followers | 240 |
| 15. |  Barack Obama@BarackObama Dad, husband, President, citizen. Washington, DC obama.org 13 years on Twitter 115,359,960 followers | 239 |
| 16. |  Julianne Dalcanton@dalcantonJD Astrophysicist at the University of Washington. Principal Investigator of the Panchromatic Hubble Andromeda Treasury (PHAT). 8 years on Twitter 8,301 followers | 239 |
| 17. |  Curiosity 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 years on Twitter 4,065,643 followers | 237 |
| 18. |  🪐🛰 Dr. Jessie Christiansen 🪐@aussiastronomer NASA Research Scientist | #WomenInStem advocate | She/her | Married to @PFHopkins_Astro | Tweets are my personal views, and do not represent the views of NASA | Caltech, Pasadena, CA, USA spider.ipac.caltech.edu/staff/christia/ 6 years on Twitter 20,599 followers | 237 |
| 19. |  Bryan 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 years on Twitter 10,852 followers | 235 |
| 20. |  Jonathan 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 years on Twitter 32,090 followers | 234 |
| 21. |  ESA@esa European Space Agency, keeping you posted on European space activities. Europe esa.int 11 years on Twitter 1,075,316 followers | 228 |
| 22. |  Prof. 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 11 years on Twitter 9,195 followers | 227 |
| 23. |  SpaceX@SpaceX SpaceX designs, manufactures and launches the world’s most advanced rockets and spacecraft Hawthorne, CA spacex.com 10 years on Twitter 10,053,933 followers | 219 |
| 24. |  Neil deGrasse Tyson@neiltyson Astrophysicist New York City haydenplanetarium.org/tyson/ 11 years on Twitter 13,807,742 followers | 218 |
| 25. |  Sean Carroll@seanmcarroll Physicist, @Caltech & @SFIscience. Host, #MindscapePodcast. Married to @JenLucPiquant. New book Something Deeply Hidden: bit.ly/32QzXS3 Los Angeles preposterousuniverse.com 11 years on Twitter 254,997 followers | 218 |
| 26. |  Dr./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 years on Twitter 6,530 followers | 216 |
| 27. |  Molly 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 years on Twitter 8,183 followers | 215 |
| 28. |  Brian 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 years on Twitter 2,990,689 followers | 214 |
| 29. |  M. Womack #StayHome@StarzanPlanets Astrophysicist, Planetary Scientist @FSI_Orlando #AreciboObservatory • UCFPhysics • FRAS • AAS Journals Science Editor • #PlanetaryScienceJournal #ObservingRun Washington, DC fsi.ucf.edu/maria-womack-p… 10 years on Twitter 4,900 followers | 214 |
| 30. |  Fraser "Staying Home" Cain@fcain Publisher of universetoday.com, co-host of astronomycast.com. Named after Asteroid 158092. Courtenay, British Columbia about.me/frasercain 13 years on Twitter 41,758 followers | 213 |
| 31. |  Alex 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 years on Twitter 31,681 followers | 212 |
| 32. |  Kelle 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 11 years on Twitter 5,387 followers | 212 |
| 33. |  NASA 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 11 years on Twitter 2,955,420 followers | 210 |
| 34. |  ESO@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 years on Twitter 97,833 followers | 206 |
| 35. |  ★ 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 12 years on Twitter 9,618 followers | 206 |
| 36. |  Mike Brown@plutokiller Astronomer, planet hunter, Pluto killer, bear whisperer, finger-wrapped dad. Dangerous secularist. Pasadena, CA mikebrown.caltech.edu 11 years on Twitter 64,427 followers | 205 |
| 37. |  Prof. 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 Lenape&Wappinger Land emilylrice.me 12 years on Twitter 6,173 followers | 205 |
| 38. |  Michele Bannister@astrokiwi Planetary astronomer @UCNZ, poet, hunter of new & strange worlds. Connoisseur of fuzzy dots of light. Asteroid (10463). she/her Ōtautahi mtbannister.github.io 11 years on Twitter 9,595 followers | 204 |
| 39. |  Meg Urry@Meg_Urry Yale physics prof, likes supermassive black holes, teaching, writing, increasing participation in STEM, my family Yale University urrylab.yale.edu 8 years on Twitter 4,723 followers | 203 |
| 40. |  Prof. 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 years on Twitter 15,862 followers | 202 |
| 41. |  Brian 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 years on Twitter 26,585 followers | 200 |
| 42. |  Associate Professor Jan (JJ) Eldridge@astro_jje NZ theoretical astrophysicist studying exploding binary stars. Lecturer, Speaker, Sci-fi addict, feminist, non-binary trans woman. Pronouns: she/her/hers. Auckland, New Zealand jjeldridge.blogs.auckland.ac.nz 6 years on Twitter 8,949 followers | 200 |
| 43. |  NASA 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 11 years on Twitter 421,230 followers | 198 |
| 44. |  MC Homebody ✨@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 10 years on Twitter 13,307 followers | 198 |
| 45. |  Alyssa 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 years on Twitter 4,028 followers | 197 |
| 46. |  Dr Rachael Livermore@rclivermore Astrophysicist | Science Communicator. She/her. Videos of my public talks at bit.ly/SciTalks London, England rlivermore.com 11 years on Twitter 7,897 followers | 196 |
| 47. |  Dr. Tanya Harrison@tanyaofmars 🇨🇦🇺🇸🏳️🌈 Professional Martian 🔴 Former mission ops @MarsCuriosity, @MarsRovers & more. 🌍 Manager of Science Programs @planetlabs 👩🚀 Views = my own. Washington DC + Toronto tanyaofmars.com 11 years on Twitter 35,160 followers | 195 |
| 48. |  Grant 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 11 years on Twitter 5,797 followers | 194 |
| 49. |  A Springmann@sondy asteroids, comets, @AreciboRadar/🇵🇷 love, cacti 🌵, geology, autoimmune disease/healthcare advocacy, puns, cat herding @ObservatoryCats. she/her Chukson / Tucson, AZ sondy.com 9 years on Twitter 9,037 followers | 193 |
| 50. |  Brooke Simmons@vrooje Distracted astrophysicist researching galaxies & black holes & other interesting things. Also planetaryresponsenetwork.org lead. (She/her) United Kingdom vrooje.github.io 11 years on Twitter 8,922 followers | 193 |
| 51. |  David Spergel@DavidSpergel Astrophysicist at Princeton University and Flatiron Institute Princeton NJ astro.princeton.edu/~dns 6 years on Twitter 6,295 followers | 193 |
| 52. |  Hubble@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/… 12 years on Twitter 6,445,747 followers | 192 |
| 53. |  Catherine 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 11 years on Twitter 41,680 followers | 191 |
| 54. |  NASA 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 years on Twitter 654,375 followers | 190 |
| 55. |  BenneHolwerda@BenneHolwerda Astronomer at large (mostly harmless). University of Louisville. Opinions & typos obv my own. Louisville, KY 11 years on Twitter 2,477 followers | 189 |
| 56. |  Elon Musk@elonmusk 🚀 ☀️ 🚘 🧠 🕳 10 years on Twitter 33,017,150 followers | 187 |
| 57. |  Dr 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 12 years on Twitter 43,481 followers | 187 |
| 58. |  🙅🏽♀️ Chanda #COLA4ALL 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 years on Twitter 64,483 followers | 186 |
| 59. |  Sophia 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 years on Twitter 44,993 followers | 186 |
| 60. |  Risa Wechsler is sheltering in place@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 years on Twitter 10,490 followers | 186 |
| 61. |  David Charbonneau who fixed the dishwasher@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 years on Twitter 3,910 followers | 186 |
| 62. |  SarcasticRover@SarcasticRover Doing a science on the red planet. Not @MarsCuriosity. Portrait by @badportraits. Written by @jfiliatrault. 4th Rock From the Sun 7 years on Twitter 948,027 followers | 184 |
| 63. |  NASA'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 11 years on Twitter 765,799 followers | 184 |
| 64. |  ESA Science@esascience Science @ the European Space Agency ESA, keeping you posted on European space science activities. Noordwijk, The Netherlands esa.int/science 10 years on Twitter 343,351 followers | 184 |
| 65. |  Peter 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 years on Twitter 4,139 followers | 183 |
| 66. |  CassiniSaturn@CassiniSaturn Our spacecraft is gone, but the science continues. Join us at @NASASolarSystem for the latest. Saturn, Solar System solarsystem.nasa.gov/cassini 11 years on Twitter 1,629,268 followers | 181 |
| 67. |  Chris Hadfield@Cmdr_Hadfield Canadian Astronaut, back on Earth after 3 spaceflights. For events and media, please write to [email protected] Earth chrishadfield.ca 9 years on Twitter 2,391,360 followers | 180 |
| 68. |  Planetary Society@exploreplanets Your role in space exploration starts here. Join CEO @BillNye and shape our future in the cosmos. Pasadena, CA planetary.org 9 years on Twitter 218,036 followers | 179 |
| 69. |  Sarah Ballard@hubbahubble Habitable worlds, kindness, fiction, etc. At ~75 km/s*Mpc! One half of @drssarahcare Cambridge, MA drballard.space 6 years on Twitter 3,479 followers | 179 |
| 70. |  Prof. 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 years on Twitter 21,327 followers | 178 |
| 71. |  Nature 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 years on Twitter 24,444 followers | 177 |
| 72. |  Bill Nye@BillNye Science Rules! Podcast Link Below 🧪 Los Angeles, CA billnyepodcast.com 10 years on Twitter 5,976,041 followers | 176 |
| 73. |  LIGO@LIGO Official Twitter of the LIGO Scientific Collaboration. We detect gravitational waves! YouTube: youtube.com/ligovirgo Livingston, LA and Hanford, WA ligo.org 11 years on Twitter 100,519 followers | 175 |
| 74. |  Caitlin Casey@astrocaits Astronomer at the University of Texas at Austin🤘🏼, dust/gas in galaxies, big fan of my animal crew: 🐷🐔😽! Climate change is real. she/hers. Tweets are mine. Austin, TX as.utexas.edu/~cmcasey 6 years on Twitter 3,249 followers | 175 |
| 75. |  Jedidah Isler, PhD@JedidahIslerPhD Astrophysicist / Professor / Relentless Dreamer / Innovator / Founder & Host @VanguardSTEM / Senior @TEDFellow / @NatGeo Explorer [she] JedidahIslerPhD.com 9 years on Twitter 17,060 followers | 174 |
| 76. |  Mika 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 years on Twitter 60,803 followers | 173 |
| 77. |  Nature News & Comment@NatureNews From the news team at Nature, the international journal of #science. Daily newsletter: go.nature.com/naturebriefing, open for news tips: go.sn.pub/NewsTips Worldwide nature.com/news 11 years on Twitter 2,012,737 followers | 172 |
| 78. |  NASA 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 years on Twitter 393,414 followers | 172 |
| 79. |  NewHorizons2015@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 years on Twitter 292,826 followers | 172 |
| 80. |  Becky 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 11 years on Twitter 11,535 followers | 172 |
| 81. |  Dr Chiara Mingarelli@Dr_CMingarelli Gravitational-wave astrophysicist. Associate Research Scientist at @FlatironCCA, Assistant Prof. at @UConn. Views my own. New York, NY chiaramingarelli.com 9 years on Twitter 7,423 followers | 172 |
| 82. |  Alberto Conti@albertoconti Astrophysicist - 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 years on Twitter 3,952 followers | 172 |
| 83. |  Prof 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 years on Twitter 5,719 followers | 171 |
| 84. |  Meg 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 years on Twitter 5,398 followers | 171 |
| 85. |  Shit Academics Say@AcademicsSay A social experiment | @prof_nch chronicle.com/article/Academ… 6 years on Twitter 329,170 followers | 170 |
| 86. |  Ethan 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 years on Twitter 20,726 followers | 170 |
| 87. |  Emily Levesque 🤓✨🔭📚@emsque Astronomer, professor, author, weird star enthusiast. THE LAST STARGAZERS, my book of astronomy stories & adventures, comes out August 4! thelaststargazers.com Seattle, WA emlevesque.com 10 years on Twitter 5,524 followers | 169 |
| 88. |  ESA 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 years on Twitter until last tweet (2016-Sep-30) 457,025 followers | 167 |
| 89. |  Nadia Drake@nadiamdrake Contributing writer @natgeo. Former ballet dancer, slightly obsessed with planets (and MOONS), jungles and spiders. Champagneophile. PhD. (she/her) 9 years on Twitter 26,802 followers | 166 |
| 90. |  Alexandra Witze@alexwitze Independent science journalist, contributor to THE CRAFT OF SCIENCE WRITING (bit.ly/2GIoKJ6). witzescience-at-gmail-dot-com. She/her/hers. Boulder, CO alexandrawitze.com 11 years on Twitter 22,173 followers | 166 |
| 91. |  Dr Jess Wade 👩🏻🔬@jesswade 제시카 physics/chemistry @imperialcollege. @500womensci + @wikipedia + chiral materials + Raman spectroscopy enthusiast. she/her. least useful doctor in my family. London, England gofundme.com/challenge-bias… 11 years on Twitter 40,043 followers | 165 |
| 92. |  The 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. Not involved with [email protected] Mountain View, CA seti.org 10 years on Twitter 700,014 followers | 164 |
| 93. |  Dan F-M@exoplaneteer I write code for good & astrophysics. Associate Research Scientist at @FlatironCCA (he/him) NYC dfm.io 8 years on Twitter 3,200 followers | 164 |
| 94. |  STARtorialist@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 years on Twitter 4,807 followers | 163 |
| 95. |  Dr. 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… 10 years on Twitter 2,039 followers | 163 |
| 96. |  Real Scientists | Ayanna@realscientists Real science from real scientists, writers, communicators, artists & clinicians. This week's curator: Ayanna Jones (@onlyayanna_) Everywhere realscientists.org 7 years on Twitter 84,128 followers | 161 |
| 97. |  Anna 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 years on Twitter 13,349 followers | 161 |
| 98. |  Dr. 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 years on Twitter 9,832 followers | 161 |
| 99. |  John 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 7 years on Twitter 2,344 followers | 161 |
| 100. |  Jackie Faherty@jfaherty Astrophysicist at @AMNH. Enthusiast for bringing the cosmos to the public @backyardworlds #womeninscience #BDNYC #manhattanhenge #astronomy #scicomm New York, NY jackiefaherty.com 11 years on Twitter 5,543 followers | 159 |
| 101. |  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 years on Twitter 2,538 followers | 159 |
| 102. |  NASA 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 11 years on Twitter 604,139 followers | 158 |
| 103. |  Matthew R "Who Owns An Asteroid?" Francis@DrMRFrancis Writer of science, fiction, and comics. Wearer of jaunty hats. Profile portrait by @sciencecomic . He/him. bowlerhatscience.org 9 years on Twitter 24,081 followers | 158 |
| 104. |  ESA Gaia@ESAGaia Science with 1 billion objects in three dimensions ESA cosmos.esa.int/gaia 11 years on Twitter 22,862 followers | 158 |
| 105. |  Rubin Observatory@VRubinObs The Rubin Observatory will produce the Legacy Survey of Space and Time (LSST). Cerro Pachon, Chile vro.org 11 years on Twitter 7,944 followers | 158 |
| 106. |  Robert 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 years on Twitter 18,133 followers | 157 |
| 107. |  Jane 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 years on Twitter 4,998 followers | 157 |
| 108. |  Philae 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 years on Twitter 379,705 followers | 156 |
| 109. |  Karin Sandstrom@karinsandstrom Astronomer. Assistant Professor at UC San Diego. Lover of coffee, interstellar dust, California, nerdy stuff. San Diego, CA karinsandstrom.github.io 10 years on Twitter 2,794 followers | 155 |
| 110. |  Alexandria 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 years on Twitter 6,716,775 followers | 154 |
| 111. |  Jason Major@JPMajor Sharing pictures of the Universe while I #StayAtHome Warwick, RI lightsinthedark.com 10 years on Twitter 38,300 followers | 154 |
| 112. |  Geert Barentsen@GeertHub NASA Astrophysicist & Software Engineer in Silicon Valley. Helped rescue NASA's Kepler mission. Belgian (like waffles). Mountain View, CA geert.io 10 years on Twitter 3,625 followers | 154 |
| 113. |  Ed 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) At home theatlantic.com/author/ed-yong/ 11 years on Twitter 199,684 followers | 153 |
| 114. |  James Davenport, PhD@jradavenport Astronomer, dad, maker of data & science things. Studying stars, looking for aliens, uploading YouTube videos. All opinions are my own. Seattle, WA youtube.com/james-davenport 7 years on Twitter 3,184 followers | 153 |
| 115. |  Lee 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 years on Twitter 8,733 followers | 152 |
| 116. |  Brian Keating@DrBrianKeating Chancellor’s Distinguished Professor of Physics @UCSanDiego Dir:@SimonsObs Assoc.Dir:@imagineUCSD. Author @LosingTheNobel https://t.co/tcM4dZj8u5 @WWNorton @tantoraudio Zoomentoring in San Diego BrianKeating.com 9 years on Twitter 8,436 followers | 152 |
| 117. |  CERN@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 years on Twitter 2,567,962 followers | 151 |
| 118. |  Royal Astronomical Society@RoyalAstroSoc We encourage & promote astronomy, solar-system science & geophysics in the UK & worldwide. Tweets by @RobertMMassey, @SpaceKate, @lucywimss & @MorganDJHollis Burlington House, London ras.ac.uk 10 years on Twitter 32,141 followers | 151 |
| 119. |  Prof. Lisa Harvey-Smith@lisaharveysmith Astrophysicist, Australian @WomenInSTEMau Ambassador, Author #WhenGalaxiesCollide, #UnderTheStars, Presenter ABC Stargazing Live, Ultramarathoner Australia lisaharveysmith.com 8 years on Twitter 19,918 followers | 151 |
| 120. |  Amber 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 years on Twitter 14,311 followers | 151 |
| 121. |  Astro Union@IAU_org Founded in 1919, the International Astronomical Union (IAU) promotes and safeguards the science of astronomy through international cooperation. iau.org 5 years on Twitter 10,301 followers | 151 |
| 122. |  David Kipping@david_kipping Exoplanets & Exomoons, Cool Worlds Lab, Columbia University Manhattan, NY coolworlds.astro.columbia.edu 11 years on Twitter 5,627 followers | 151 |
| 123. |  Dr. 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 years on Twitter 2,746 followers | 151 |
| 124. |  Josh 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/ 11 years on Twitter 1,341 followers | 150 |
| 125. |  Alan 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 years on Twitter 39,905 followers | 149 |
| 126. |  Jason 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 years on Twitter 6,815 followers | 149 |
| 127. |  Dr. Jennifer L. Hoffman ✨🏡@astroprofhoff Astronomer, associate professor, alto, auntie, ailurophile. She/her. University of Denver Denver, CO grammai.org/jhoffman/ 6 years on Twitter 3,334 followers | 149 |
| 128. |  Thomas 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 years on Twitter 2,524 followers | 149 |
| 129. |  Johanna@johannateske Astronomer, runner, educator, feminist, vegan, #Nats fan, she/her/hers Pasadena, CA johannateske.virb.com 6 years on Twitter 2,522 followers | 149 |
| 130. |  HUBBLE@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 years on Twitter 608,907 followers | 148 |
| 131. |  Alan Duffy@astroduff Professor in Astrophysics at @Swinburne and Lead Scientist of @RiAus Instagram.com/profalanduffy Melbourne riaus.org.au 7 years on Twitter 22,026 followers | 147 |
| 132. |  TrueSciPhi / 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 years on Twitter 7,919 followers | 147 |
| 133. |  Elizabeth 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 years on Twitter 4,495 followers | 147 |
| 134. |  Elisabeth 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 years on Twitter 2,433 followers | 147 |
| 135. |  Natalie 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 years on Twitter 6,748 followers | 146 |
| 136. |  Marc Kuchner@marckuchner Astrophysicist, Songwriter. Greenbelt, MD marketingforscientists.com 11 years on Twitter 5,680 followers | 146 |
| 137. |  Meredith 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 10 years on Twitter 5,286 followers | 146 |
| 138. |  Bruce 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 years on Twitter 2,097 followers | 146 |
| 139. |  Adam Burgasser@browndwarfs astrophysicist, professor, and preferably in the water. on a plane, or San Diego pono.ucsd.edu/~adam 9 years on Twitter 2,057 followers | 146 |
| 140. |  New 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/Qy4NedNoxG Worldwide newscientist.com 11 years on Twitter 3,636,490 followers | 145 |
| 141. |  Universe Today@universetoday Universe Today - universetoday.com, a website about space and astronomy. Tweets are probably coming from @fcain Courtenay, British Columbia universetoday.com 11 years on Twitter 296,631 followers | 145 |
| 142. |  Peter 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 years on Twitter 6,274 followers | 145 |
| 143. |  James Tuttle Keane@jtuttlekeane planetary scientist 🪐 | science illustrator 🎨 | trekkie 🖖 | dog dad 🐶 | he/him | 🏳️🌈 | married to @dearestantoine 💖 | Pasadena 🌹 | views are my own Pasadena, CA jamestuttlekeane.com 6 years on Twitter 7,135 followers | 144 |
| 144. |  James 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 years on Twitter 4,728 followers | 144 |
| 145. |  John 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 years on Twitter 1,872 followers | 144 |
| 146. |  Buzz Aldrin@TheRealBuzz Gemini 12 & Apollo XI Astronaut & Moonwalker; West Point; USAF Col, Korean War Vet; MIT Founder, Human SpaceFlight Institute Founder buzzaldrin.com 10 years on Twitter 1,501,145 followers | 143 |
| 147. |  Shannon Stirone 💀@shannonmstirone Writer. Art Historian. Find me in @NYTimes @washingtonpost @PopSci @ozm @TheAtlantic @NatGeo @SciAm @RollingStone @Wired @Longreads. Opinions are mine. Oakland, CA shannonstirone.com 5 years on Twitter 23,865 followers | 143 |
| 148. |  Dr Jane MacArthur@Jane_MacArthur Planetary scientist studying @UKAntarcticMets, martian meteorites and comet Stardust. Fellow & elected Councillor @RoyalAstroSoc #RAS200 #Violinist #FCA Manchester janemac.org 11 years on Twitter 7,384 followers | 143 |
| 149. |  Sloan Digital Sky Surveys@sdssurveys Tweeting about mapping the Universe @APOGEEsurvey @eBOSSurvey @MaNGASurvey Apache Point Observatory. sdss.org 7 years on Twitter 5,241 followers | 143 |
| 150. |  Kevin Schawinski@kevinschawinski Co-founder/CEO @modulos_ai Zurich, Switzerland modulos.ai 9 years on Twitter 4,536 followers | 143 |
| 151. |  Ruth 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 years on Twitter 1,907 followers | 143 |
| 152. |  Corey 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 11 years on Twitter 71,913 followers | 141 |
| 153. |  Dr. Phil Metzger@DrPhiltill Planetary scientist at @UCF. CoFounder NASA KSC SwampWorks. Space Mining. Space Settlement. Science. Instagram @drphiltill Orlando, FL philipmetzger.com 7 years on Twitter 75,395 followers | 140 |
| 154. |  Hannah Wakeford@StellarPlanet (she/her) Exoplanet explorer - investigating their atmospheres | Lecturer in Astrophysics @BristolUni, @exo_cast podcaster & @BSACDIVER | opinions are my own Bristol, UK stellarplanet.org 8 years on Twitter 3,115 followers | 140 |
| 155. |  Dr. Abbie🏡@abigailStev #NotThatKindOfDoctor (she/her) 👩🏻💻 NSF fellow @msu_astro & @michiganastro 🔭 compact objects 💥 #OpenSource 🐍 #SciComm 🌟 #BiInSci 💖 tweets≠NSF,MSU,UM Anishinaabeg/Odawa land abigailstevens.com 9 years on Twitter 2,487 followers | 140 |
| 156. |  Scientific American@sciam Awesome discoveries. Expert insights. Science that shapes the world. New York City scientificamerican.com 11 years on Twitter 3,835,121 followers | 139 |
| 157. |  Science 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 years on Twitter 1,586,216 followers | 139 |
| 158. |  Eric Mamajek@EricMamajek Exoplaneteer. Avid handwasher. Statements and opinions posted are my own. I don't respond to DM. Still washing my hands. Both sides. Sector 001 9 years on Twitter 2,901 followers | 139 |
| 159. |  Matthew 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 years on Twitter 2,595 followers | 139 |
| 160. |  David Grinspoon@DrFunkySpoon Astrobiologist, Author, Musician. 👽🚀🎸🎵🌎❤️ Biosphere One funkyscience.net 8 years on Twitter 25,932 followers | 138 |
| 161. |  Jonathan Fortney@jjfplanet @ucsc Professor & Director of Other Worlds Laboratory. Modeler of planetary atmospheres & interiors. Father, Partner, Softballer, Runner, Minnesotan. he/him Santa Cruz, CA owl.ucsc.edu 8 years on Twitter 3,154 followers | 138 |
| 162. |  Jason 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 years on Twitter 2,523 followers | 138 |
| 163. |  Haley Gomez@astrofairy I'm an Astrophysicist, love books, films astronomy, shoes and dresses. Cardiff haley.gomez.me.uk 9 years on Twitter until last tweet (2019-Feb-26) 2,980 followers | 137 |
| 164. |  Prof. 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 years on Twitter 21,598 followers | 136 |
| 165. |  Jesse Shanahan@Enceladosaurus Lead data scientist. Astrophysicist. Passions: #AIEthics, video/boardgame #a11y, & 🍟. Cofounded @AAS_WGAD, created #disabledandSTEM. #EhlersDanlos Washington, DC enceladosaur.us 8 years on Twitter 5,807 followers | 136 |
| 166. |  Dr 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 years on Twitter 3,268 followers | 136 |
| 167. |  Benjamin Pope@fringetracker Astronomer - he/him Manhattan, NY benjaminpope.github.io 7 years on Twitter 2,735 followers | 136 |
| 168. |  Adrian Price-Whelan@adrianprw astrophysics postdoc @ Flatiron Institute (CCA); galaxy dynamics, binary stars; @astropy developer; music; github.com/adrn (he/him) new york, ny adrian.pw 8 years on Twitter 2,580 followers | 136 |
| 169. |  Joss Bland-Hawthorn@JossBlandHawtho All things novel, astrophysical, mathematical, technological. Sydney, Australia physics.usyd.edu.au/~jbh/ 5 years on Twitter 2,257 followers | 136 |
| 170. |  Ian J. O'Neill@astroengine @NASAJPL Media Relations Specialist. Astrophysicist, science communicator & advisor, wannabe sci-fi author. Patiently awaiting the AI takeover. Opinions = mine. Wherever Baby Yoda Lives astroengine.com 11 years on Twitter 36,816 followers | 135 |
| 171. |  Rose DF@_Astro_Nerd_ Physics with a focus in Observational Astrophysics and Cosmology | She/Her/Ella | Advocate | Caribeña | New York, NY rosedf.net 5 years on Twitter 33,847 followers | 135 |
| 172. |  American 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 years on Twitter 5,183 followers | 135 |
| 173. |  NYT Science@NYTScience Science, Medicine, Environment, Space and Cosmos. Sync your calendar with the solar system: nyti.ms/2ECMtej New York, NY nytimes.com/science 13 years on Twitter 1,170,735 followers | 134 |
| 174. |  PHD Comics@PHDcomics Life (or the lack thereof) in Academia. Comic strip by Jorge Cham. Instagram.com/phd_comics phdcomics.com 11 years on Twitter 249,416 followers | 134 |
| 175. |  Priyamvada 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… 4 years on Twitter 12,455 followers | 134 |
| 176. |  SAO/NASA ADS@adsabs adsabs.harvard.edu 9 years on Twitter 2,953 followers | 134 |
| 177. |  Rogue 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 3 years on Twitter 837,338 followers | 133 |
| 178. |  Dianna 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 8 years on Twitter 135,789 followers | 133 |
| 179. |  Bobak 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 years on Twitter 124,310 followers | 133 |
| 180. |  NRAO@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 years on Twitter 25,533 followers | 133 |
| 181. |  BlackPhysicists@BlackPhysicists Arlington, VA and Worldwide 10 years on Twitter 22,197 followers | 133 |
| 182. |  Jessica Kirkpatrick@berkeleyjess +‒‒‒—‒‒ Jessica Ann Kirkpatrick, PhD ‒‒‒‒‒‒+ +‒‒‒‒— Astrophysicist → Data Scientist ‒‒‒‒—+ @kittyplanets #catmom #scientist #techie #writer she/her San Francisco, CA berkeleyjess.blogspot.com 10 years on Twitter 5,083 followers | 133 |
| 183. |  Jo 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 years on Twitter 3,937 followers | 133 |
| 184. |  NASA 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 years on Twitter 708,203 followers | 132 |
| 185. |  HubbleTelescope@HubbleTelescope News from the Hubble Space Telescope operated by @stsci hubblesite.org/news 11 years on Twitter 149,892 followers | 132 |
| 186. |  ☄Ashley🔭Lindalía☄@That_Astro_Chic 🚀🔭📡Astrochemist⚗🧪🔬|Planetary Scientist👩🏾🔬🪐|The Realest In The Streets|Rapper on Weekends🤦🏾♀️😂🤷🏾♀️|Magical & Trill💫|❤🖤💚#BlackandSTEM✊🏾✊🏿✊🏽 Chicago, IL, USA,🌍 today.com/paid-content/w… 9 years on Twitter 9,151 followers | 132 |
| 187. |  JC 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 years on Twitter 3,246 followers | 132 |
| 188. |  Erik 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 years on Twitter 2,102 followers | 132 |
| 189. |  ESA Operations@esaoperations From Earth orbit to deep space: sharing the excitement of realtime mission operations at the European Space Agency #WhereMissionsComeAlive 🛰🕹️ #SpaceSafety Darmstadt, Germany esa.int/operations 11 years on Twitter 292,181 followers | 131 |
| 190. |  Laura Lopez@ohdearz Astronomy professor @ohiostate studying birth & death of stars with all of the telescopes. She/her 7 years on Twitter 2,005 followers | 131 |
| 191. |  Tim Peake@astro_timpeake British ESA astronaut & test pilot back on Earth after 6 months in space. Autobiography #Limitless out 15 October: bit.ly/3cJ0BAR UK timpeake.com 7 years on Twitter 1,589,424 followers | 130 |
| 192. |  NASA 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 years on Twitter 584,647 followers | 130 |
| 193. |  Robert Simpson@orbitingfrog Googler, astronomer, TED Fellow. Views are my own. UK orbitingfrog.com 12 years on Twitter 30,633 followers | 130 |
| 194. |  The Zooniverse@the_zooniverse The world's largest and most successful citizen science platform. A collaboration between the University of Oxford, The Adler Planetarium, and friends. Zooniverse HQ zooniverse.org 10 years on Twitter 21,468 followers | 130 |
| 195. |  Mark 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 years on Twitter 6,574 followers | 130 |
| 196. |  AAS 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 years on Twitter 5,769 followers | 130 |
| 197. |  Moiya McTier@GoAstroMo Astrophysicist, Folklorist, & Science communicator | Host of ExoLore at @caveatnyc | #scicomm #BiInSci #BlackAndSTEM | she/her New York, NY moiyamctier.com 5 years on Twitter 4,181 followers | 130 |
| 198. |  Scott Kelly@StationCDRKelly Ret US Navy Capt & Former NASA Astronaut | #YearInSpace | @KepplerSpeakers | NY Times Bestselling Author |#EnduranceMemoir #InfiniteWonder #MyJourneyToTheStars Earth scottkelly.com 10 years on Twitter 5,543,048 followers | 129 |
| 199. |  Thomas Zurbuchen@Dr_ThomasZ Associate Administrator, @NASA Science Mission Directorate Washington, DC science.nasa.gov 9 years on Twitter 30,927 followers | 129 |
| 200. |  Franck 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 years on Twitter 6,634 followers | 129 |
| 201. |  Katey 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 years on Twitter 3,416 followers | 129 |
| 202. |  Overheard On Astroph@OverheardOnAph Eavesdropping on tex-source comments in papers posted to astro-ph Under 1 year on Twitter until last tweet (2014-Oct-21) 2,265 followers | 129 |
| 203. |  Astronomy 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 years on Twitter 1,457 followers | 129 |
| 204. |  Spirit 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 years on Twitter 480,744 followers | 128 |
| 205. |  Carolyn 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 years on Twitter 61,918 followers | 128 |
| 206. |  WomanAstro@womanastronomer Promoting astronomy, encouraging women/girls interested in science. WomanAstro.com, etsy.com/shop/WomanAstro New Mexico, USA WomanAstro.com 10 years on Twitter 5,005 followers | 128 |
| 207. |  Greta Thunberg@GretaThunberg 17 year old climate and environmental activist with Asperger’s #climatestrike #fridaysforfuture #schoolstrike4climate Sverige youtu.be/H2QxFM9y0tY 1 year on Twitter 4,132,597 followers | 127 |
| 208. |  National Science Foundation@NSF Explore #NSFfunded research that is transforming the world. / Social media policy: bit.ly/smpnsf Alexandria, VA nsf.gov 11 years on Twitter 1,189,557 followers | 127 |
| 209. |  Juan 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 years on Twitter 3,450 followers | 127 |
| 210. |  Intl. 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 years on Twitter 3,163,453 followers | 126 |
| 211. |  Lisa Grossman@astrolisa Astronomy reporter at Science News. Lifelong astronomy nerd. Queer Jewish mom. Ideas my own. She/her/hers Cambridge, MA sciencenews.org/author/lisa-gr… 11 years on Twitter 9,263 followers | 126 |
| 212. |  .Astronomy@dotastronomy Conference series about what happens when hackers, astronomers and the web all get together. The Universe dotastronomy.com 11 years on Twitter 4,053 followers | 126 |
| 213. |  SPACE.com@SPACEdotcom News coverage and conversation about space science, astronomy and exploration. Part of @futureplc NYC SPACE.com 11 years on Twitter 776,950 followers | 125 |
| 214. |  NASA'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 years on Twitter 232,056 followers | 125 |
| 215. |  Sky & 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 11 years on Twitter 111,492 followers | 125 |
| 216. |  NASA_TESS@NASA_TESS We've moved! Please follow us @NASAExoplanets & @NASAUniverse for the latest on NASA's Transiting Exoplanet Survey Satellite (TESS). nasa.gov/tess-transitin… 6 years on Twitter 54,172 followers | 125 |
| 217. |  Science Friday@scifri Brain fun, for curious people. Hosted by @iraflatow. From @WNYCStudios. New York, New York sciencefriday.com 11 years on Twitter 764,025 followers | 124 |
| 218. |  Sabine Hossenfelder@skdh Physicist, blogger, author. Sometimes-songwriter, nighttime-philosopher. Maker of my own misery. she/her Germany backreaction.blogspot.com 12 years on Twitter 37,268 followers | 124 |
| 219. |  Giant 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 years on Twitter 7,418 followers | 124 |
| 220. |  Institute 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 years on Twitter 179,513 followers | 123 |
| 221. |  Sarafina 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 starafina.com 4 years on Twitter 97,146 followers | 123 |
| 222. |  Astropy@astropy This is the official twitter account for the Astropy project. Earth astropy.org 8 years on Twitter 3,597 followers | 123 |
| 223. |  Space 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 years on Twitter 14,386 followers | 122 |
| 224. |  Dr 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 years on Twitter 9,872 followers | 122 |
| 225. |  WIRED Science@WIREDScience Bringing the radiothermally generated heat. The team: @karaplatoni, @JetJocko, @MeganMolteni, @MrMattSimon, @dmoberhaus San Francisco, California wired.com/category/wired… 12 years on Twitter 2,038,296 followers | 121 |
| 226. |  Samantha Cristoforetti@AstroSamantha @ESA astronaut. ISS Exp 42/43. Book in Italian amzn.to/2xNnkc6. In German tiny.cc/3wd3bz. Pre-order in English amzn.to/2Rh1qri. Author royalties to @Unicef. Europe samanthacristoforetti.esa.int 8 years on Twitter 978,716 followers | 121 |
| 227. |  XKCD Comic@xkcdComic XKCD comic feed with images and mobile friendly links. Unofficial, run by @dghubble xkcd.com 6 years on Twitter 269,715 followers | 121 |
| 228. |  "STEMLORD" In Meep We Trust@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 years on Twitter 38,719 followers | 121 |
| 229. |  DNLee@DNLee5 Mammalogist, Diversity & Access to STEM, Unapologetically Intersectional, Mama Panyabuku, TED Fellow, NatGeo Emerging Explorer, $apps: DNLee5 Midwest, US; Tanzania, Africa openexplorer.nationalgeographic.com/expedition/dnl… 9 years on Twitter 32,775 followers | 121 |
| 230. |  Mark 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 years on Twitter 3,130 followers | 121 |
| 231. |  Chandra 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 years on Twitter 192,006 followers | 120 |
| 232. |  Liz 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 8 years on Twitter 1,765 followers | 120 |
| 233. |  Phil 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 years on Twitter until last tweet (2018-Nov-10) 1,499 followers | 120 |
| 234. |  NASA 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 years on Twitter 144,078 followers | 119 |
| 235. |  Dr 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 years on Twitter 32,823 followers | 119 |
| 236. |  Daniel 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 years on Twitter 13,478 followers | 119 |
| 237. |  Carnegie 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 5 years on Twitter 7,597 followers | 119 |
| 238. |  Dustin 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 years on Twitter 1,714 followers | 119 |
| 239. |  SquareKilometreArray@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 years on Twitter 21,194 followers | 118 |
| 240. |  Andy Rivkin@asrivkin Planetary astronomer on #TeamAsteroid; Gedankenband member and guitarist; Persistently Obstreperous. He/him הנני #USAstronomyGoodwillAmbassador ⊗ imperturbable-music.blogspot.com 11 years on Twitter 5,527 followers | 118 |
| 241. |  President 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 years on Twitter until last tweet (2017-Jan-20) 14,907,402 followers | 117 |
| 242. |  Stuart@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 years on Twitter 8,100 followers | 117 |
| 243. |  AAS 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 years on Twitter 2,167 followers | 117 |
| 244. |  Nature@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… 8 years on Twitter 1,747,379 followers | 116 |
| 245. |  The 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/ 11 years on Twitter 288,123 followers | 116 |
| 246. |  Jonathan Amos@BBCAmos BBC Science Correspondent Cambridge, UK bbcnews.com 10 years on Twitter 46,219 followers | 116 |
| 247. |  Sara 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 years on Twitter 8,491 followers | 116 |
| 248. |  Dr 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 years on Twitter 5,160 followers | 116 |
| 249. |  Jimmy Fizziks@jimalkhalili Answerer of physics questions on Twitter. Oh, also @UniofSurrey Distinguished Chair in Theoretical Physics, author, broadcaster, humanist, Leeds United fan. University of Surrey jimal-khalili.com 10 years on Twitter 150,227 followers | 115 |
| 250. |  NASA'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 years on Twitter 87,969 followers | 115 |
| 251. |  Jeff 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 years on Twitter 40,628 followers | 115 |
| 252. |  Angela 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 years on Twitter 2,165 followers | 115 |
| 253. |  Stephanie 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 years on Twitter 1,145 followers | 115 |
| 254. |  Lisa 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 years on Twitter 58,727 followers | 114 |
| 255. |  Caroline Morley@AstroCaroline Assistant Prof at UT Austin, modeler of substellar atmospheres Austin, TX carolinemorley.com 7 years on Twitter 2,258 followers | 114 |
| 256. |  Dr 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 years on Twitter 1,667 followers | 114 |
| 257. |  Dr. Caryl Gronwall@carylgronwall Astronomer at Penn State University State College, PA astro.psu.edu/~caryl 9 years on Twitter 1,394 followers | 114 |
| 258. |  NOT 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 year on Twitter until last tweet (2017-Feb-07) 1,074,356 followers | 113 |
| 259. |  Lego 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 years on Twitter 73,258 followers | 113 |
| 260. |  Amy Mainzer@AmyMainzer Scientist University of Arizona science.jpl.nasa.gov/people/Mainzer/ 7 years on Twitter 27,184 followers | 113 |
| 261. |  galaxyzoo@galaxyzoo It's Galaxy Zoo! galaxyzoo.org 11 years on Twitter 13,775 followers | 113 |
| 262. |  Sarah 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 years on Twitter 1,358 followers | 113 |
| 263. |  Brian Greene@bgreene Physicist, Author, Co-founder @WorldSciFest New York, NY briangreene.org 7 years on Twitter 1,005,585 followers | 112 |
| 264. |  Dan Hooper@DanHooperAstro Physicist and author at Fermilab and the University of Chicago Chicago, IL 2 years on Twitter 6,488 followers | 112 |
| 265. |  Robert 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 years on Twitter 3,306 followers | 112 |
| 266. |  Courtney 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 years on Twitter 1,872 followers | 112 |
| 267. |  Brant 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 years on Twitter 1,335 followers | 112 |
| 268. |  National Geographic@NatGeo Taking our understanding and awareness of the world further for more than 130 years Global nationalgeographic.com 11 years on Twitter 23,844,924 followers | 111 |
| 269. |  Dr. Brian May@DrBrianMay Rocket Ship Builder 🚀🚀🚀🚀🚀 brianmay.com 7 years on Twitter 1,045,211 followers | 111 |
| 270. |  Emma Chapman@DrEOChapman Astrophysicist, Royal Society Research Fellow, Imperial College London. Exhausted campaigner on sexual misconduct in HE. London, England dremmachapman.wordpress.com 3 years on Twitter 4,900 followers | 111 |
| 271. |  Arfon 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 years on Twitter 4,581 followers | 111 |
| 272. |  Derek 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/ 11 years on Twitter 2,506 followers | 111 |
| 273. |  John 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 years on Twitter 1,258 followers | 111 |
| 274. |  Hillary 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 7 years on Twitter 27,333,317 followers | 110 |
| 275. |  Guardian 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 11 years on Twitter 1,076,209 followers | 110 |
| 276. |  Nancy 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 years on Twitter 11,491 followers | 110 |
| 277. |  Dra. 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 years on Twitter 2,739 followers | 110 |
| 278. |  Jonathan 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 years on Twitter 1,904 followers | 110 |
| 279. |  Elizabeth Warren@ewarren U.S. Senator, former teacher. Wife, mom (Amelia, Alex, Bailey, @CFPB), grandmother, and Okie. She/her. Official campaign account. Massachusetts elizabethwarren.com 8 years on Twitter 4,067,907 followers | 109 |
| 280. |  Dr Maggie Lieu@Space_Mog Astrophysicist at @uniofnottingham. Researching the dark Universe with stats, ML & @ESA_Euclid. Youtuber. Science presenter. Past: ESA/UoB/UCLA/UKC Community of Madrid, Spain youtube.com/channel/UClO6T… 6 years on Twitter 5,057 followers | 109 |
| 281. |  Radio Astrology@RadioAstrology Opening new windows in the prediction spectrum. Astrology at long wavelengths. In the stars (and the ISM) 8 years on Twitter 4,302 followers | 109 |
| 282. |  Andrew 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 years on Twitter 3,375 followers | 109 |
| 283. |  Tom Barclay@mrtommyb Astronomer/astrophysicist at NASA Goddard. TESS mission. Planets orbiting other stars. Listening to punk rock. Tweets are my own. Silver Spring, MD tombarclay.com 10 years on Twitter 2,676 followers | 109 |
| 284. |  Dr Joanna Barstow@DrJoVian Lecturer in Astronomy at Open University @OU_SPS. Astromum. STEM Ambassador, sci outreacher, FRAS, ScienceGrrl. Christian, singer, bookworm. She/her. 6 years on Twitter 2,565 followers | 109 |
| 285. |  Andy 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 andyxlastro.me 10 years on Twitter 2,077 followers | 109 |
| 286. |  Samaya Nissanke@samayanissanke Astrophysicist, gravitational waves, black holes and neutron star obsessor, working mum, spokesperson @GRAPPAInstitute @UvA_Amsterdam Amsterdam, the Netherlands 6 years on Twitter 2,023 followers | 109 |
| 287. |  Awesome_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 years on Twitter until last tweet (2019-Jan-11) 1,964 followers | 109 |
| 288. |  James@astrocrash Robotics/software engineer. I used to destroy stars for science. Maintain astrocats (astrocats.space, @AstroCatalogs) & Vox Charta (voxcharta.org) Cambridge, MA astrocrash.net 11 years on Twitter 1,843 followers | 109 |
| 289. |  Gautham 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 years on Twitter 1,329 followers | 109 |
| 290. |  Kim 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 12 years on Twitter 9,167 followers | 108 |
| 291. |  Prof. Erika Hamden@ErikaHamden Astronomy Professor at University of Arizona. Making UV detectors better, building telescopes, observing galaxies. 2019 @TEDFellow Tucson, AZ ehamden.org 5 years on Twitter 2,267 followers | 108 |
| 292. |  Steinn Sigurdsson@steinly0 Icelandic Astro Physicist. arXiv Scientific Director. Planets, Black Holes & Stuff. Whole Universes, If Needed. Dynamics of Cats; To Say Nothing of The Dog. catdynamics.blogspot.com 9 years on Twitter 1,791 followers | 108 |
| 293. |  Stephen Colbert@StephenAtHome the guy on CBS 11 years on Twitter 18,807,041 followers | 107 |
| 294. |  UK 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 years on Twitter 207,638 followers | 107 |
| 295. |  Jennifer 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 10 years on Twitter 39,233 followers | 107 |
| 296. |  John 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 years on Twitter until last tweet (2018-Jan-11) 31,345 followers | 107 |
| 297. |  Anna Hughes@AnnaGHughes Astrophysics PhD candidate at UBC // thesis on space weather of ultracool dwarfs. Snowboarder, violinist, prog enthusiast. She and Her. Vancouver, British Columbia 3 years on Twitter 14,795 followers | 107 |
| 298. |  Emily Baldwin@AstroEmz Space Science Editor at EJR-Quartz for ESA, based at ESTEC. Tweets about space, running, coffee. Opinions own. Leiden, Netherlands 11 years on Twitter 5,024 followers | 107 |
| 299. |  Hugh Osborn@exohugh Hunting exoplanets for @NASA_TESS & @ESA_CHEOPS. Occasional science blogger/podcaster (for @exo_cast). Expert procrastinator. 🇬🇧🇮🇪🇪🇺|🇫🇷🇨🇭🇺🇸|🌍 Cambridge, MA, USA hughosborn.co.uk 10 years on Twitter 2,176 followers | 107 |
| 300. |  Stuart Clark@DrStuClark Astronomer, journalist, author, lecturer. Beneath the Night (coming Sept 2020). Writes Starwatch and Spacewatch for The Guardian. Prog rock fan. Star Wars fan. London stuartclark.com 10 years on Twitter 34,706 followers | 106 |