List of astronomers who have over 1,000 Twitter followers. Includes astrophysicists, planetary scientists, and related professionals. Tweet additions and comments to @Lucretius21c. This list also is available in the Twitter list system.
For favorite Twitter feeds of the users listed below, see
Astronomers’ Favorite Twitter Feeds.
Content last updated: 2015-05-19 09:00 UTC. Users listed: 168.
| Neil deGrasse Tyson
Astrophysicist. Author: Space Chronicles & Inexplicable Universe [Video]; Host: @StarTalkRadio & @COSMOSonTV
| Phil Plait
SCIENCE! I love this stuff.
| Emily Lakdawalla
Senior Editor & Planetary Evangelist, The Planetary Society. Planetary scientist, writer, public speaker. Writing a book on Curiosity mission. Asteroid 274860.
| Dr. Phil Metzger
Planetary scientist. Co-founded NASA KSC SwampWorks. Now at UCF Florida Space Institute but still on SwampWorks team. SpaceMining. Space settlement. Science.
| – Jeff Goldstein
| Stuart Clark
Astronomer, journalist and author of The Sun Kings and The Sky’s Dark Labyrinth trilogy. Writes Across the Universe blog for The Guardian.
| Dr. Bruce Betts
Fun random space facts, videos, pix; easy astronomy. Planetary scientist dude. Dir. of Sci & Tech at Planetary Society. Alum @Caltech, @Stanford, @JesuitHighSac
| Kirk Borne
| Dr. Ian O’Neill
@DNews Senior Producer for Space. Not a morning person.
| Carolyn Porco
Planetary scientist, Cassini imaging lead, CICLOPS director. Opinions are my own.
| Robert Simpson
Product Manager at Google, astronomer. Formerly of Zooniverse. 2014 TED Fellow.
| Matt Taylor
I work on the ESA Rosetta mission
| John Grunsfeld
Lead for Science at NASA (Associate Administrator) Astronaut STS-67,81,103,109,125 Hubble Hugger, Space and Earth explorer
| Katie Mack
(a.k.a. Dr Katherine J Mack) astrophysicist, occasional freelance science writer, connoisseur of airplane food
| Mike Brown
Astronomer, planet hunter, Pluto killer, bear whisperer, Finger-wrapped dad.
| David Brin
| Pamela L. Gay
Communicating astronomy and life in academia 1 sidereal day at a time.
Astronomer, zookeeper and journalist, based at University of Oxford.
| Amy Mainzer
| Catherine Q.
Astrophysicist, science communicator, over-thinker. One of @HuffPostscience Top 30 Physicists to follow. Autoimmune illness girl. Kiwi in US. Dogs rule.
Astronomer, SETI Institute
| David Grinspoon
Astrobiologist @librarycongress Senior Scientist at PSI. Leader: House Band of the Universe. Author “Lonely Planets” Columnist @SkyandTelescope. Sagan Medalist
| Lucie Green
Royal Society University Research Fellow staring at the Sun and beyond. Based at UCL. Chief Stargazer at @popastro
| Nick Howes
Astronomer, Consultant and Science Writer – Fellow of Royal Astronomical Society. Media team for @lunarmissionone
| Javier Armentia
Astrofísico, comunicador científico, escéptico, ateo, mala gente en general.
| Brian Schmidt
An overly busy Cosmologist, Wine maker, Dad & Husband. 2011 Nobel Laureate in Physics
| Ed Copeland
Particle cosmologist working on the Early Universe at the University of Nottingham. Views expressed are my own.
| Dr. Tamitha Skov
Know when to expect aurora & errors in GPS, satellite phone/internet, & ham radio. Get daily Space Weather forecasts from a PhD who works for NASA, NOAA, &more.
| Pete Lawrence
| Daniel Marín
Astrofísico entusiasta de la exploración espacial. Canario. Autor del blog Eureka. Premio Bitácoras 2012 en ciencia. @NASAJuno Tweetup and Soyuz TMA-09M launch.
| Nicole Gugliucci
Astronomer. Educator. Maker of tiny comets. Subtle as a supernova. Postdoc with the most rock. Tweets my own. RT != endorsement.
| Sarah Hörst
Assistant Prof of Planetary Science @JohnsHopkins, Titan evangelist, pomeranian wrangler. Prone to #sciencedancing. Loves socks. Stridently anti-breakfast.
| Susan N
| Adam Frank
Astrophysicist: University of Rochester. NPR Science Blogger: 13.7. Author: About Time: Cosmology Culture at the Twilight of the Big Bang.
| J Richard Gott
Astrophysicist; author of TIME TRAVEL IN EINSTEIN’S UNIVERSE; co-author, w/ Robert J Vanderbei, of SIZING UP THE UNIVERSE
Jim is a Professor in the School of Earth & Space Exploration at ASU, an active planetary science researcher and author, and President of The Planetary Society.
| Prof. Abel Méndez
Planetary Scientist and Astrobiologist. Director of the Planetary Habitability Laboratory @ UPR Arecibo. Studying habitable worlds in the universe.
| Tim O’Brien
| Ed Lu
Finding a million asteroids!
| ★ amanda bauer ★
astrophysicist. science communicator. music creator. culinary enthusiast. willing.
| Amber Straughn
Arkansas farm girl & NASA astrophysicist. Pilot, yogini, homebrewer, Great Dane mom, @PearlJam junkie, Razorback football fan. Tweets are my own.
| Jake Vanderplas
Astronomer and Data Scientist at @UWeScience. Tweeting about astronomy, python, machine learning, stats, dataviz, reproducibility, open science, education…
Scientist. Space Explorer. Optimist. Space Man. Dad. Not necessarily in that order. Follow my New Horizons Twitter feed @NewHorizons2015.
| Colin Stuart
Science author, writer & presenter with his head in the stars. I also work at a London observatory. See website for blog, books and talks.
| Marc Kuchner
| Alasdair Allan
Scientist, Author, Hacker, Tinkerer, Maker and Journalist. Just another hacker, pretending to be an astronomer, pretending to be a hacker.
| Lucianne Walkowicz
astrophysicist. artist. transient bioelectrical phenomenon hurtling through space.
| Mario Livio
Astrophysicist, Space Telescope Science Institute. Author: The Golden Ratio, Is God a Mathematician?, Brilliant Blunders http://t.co/PTg9WuBQF2
| Umut Yildiz, PhD
| Lewis Dartnell
Astrobiology research fellow, science communicator & book author
| Ethan Siegel
The Universe is:
| Keri Bean
Mission ops engineer @NASAJPL for @NASA_Dawn. R2D2’s mom and @R2Builders newbie @R2Keri. Wife of @JeffAMcGee. Mom of @KN_3X. Aggie. Tweets are mine
| Alan Duffy
| Jonathan McDowell
I’m an astronomer at the Harvard-Smithsonian Center for Astrophysics, working on Chandra and quasars, and commenting on space launches and space activities.
| Amedeo Balbi
Studio l’universo e ve lo racconto. Ultimo libro: Cercatori di meraviglia (Rizzoli)
Space penguin juggling various science teachery things with occasional writing and outreach on my starry flippers. Loves astronomy, citizen science & feminism.
| Marek Kukula
Public Astronomer at the Royal Observatory Greenwich & curator for the touring Visions of the Universe exhibition. My opinions = my opinions.
| Chris North
Astrophysicist at Cardiff University, and UK Herschel Outreach Officer. All comments are my own.
| Bryan Gaensler
Astronomer, politics fanatic, rugby league tragic, science fiction connoisseur. Director of the @DunlapInstitute at @UofT.
| Sarah Kendrew
Astronomer, University of Oxford. Junior Research Fellow at St Cross College. Occasional runner and triathlete.
| Hakeem Oluseyi
Astrophysicist | Inventor | OG | TV Personality
| Tom Kerss
Astronomer at the Royal Observatory Greenwich. Resolute stargazer. Electronic Music Artist. Somewhat Danish. I love telescopes.
| Franck Marchis
Planetary astronomer at the Carl Sagan Center of SETI Institute, husband & dad, passionate about space, our environment & human rights. Tweets are my own.
| Alex Parker
Planetary astronomer at SwRI, investigating the origin and history of icy worlds at the edge of our solar system, and supporting NASA’s New Horizons mission.
| Sara Seager
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.
| Dr. Estelle Déau
Astrophysicist devoted to Saturn’s rings, disk dynamics, planetary regolith radiative transfer. I (re)tweet about rings, moons, planets, asteroids & fun science
| Meg Rosenburg
| Kurtis Williams
Assistant professor at Texas A&M University – Commerce
| Peter Coles
Theoretical astrophysicist (specialising in cosmology), as well as opera, jazz and crossword addict. Now with added beard. Tweets in a personal capacity.
| Karen Masters
Astronomer at ICG Portsmouth. Project Scientist for Galaxy Zoo. Director of EPO for Sloan Digital Sky Surveys. Woman of the Future: Science, 2014. Mum of two.
Astrophysicist by day and all around rock-it scientist whenever I get my act together.
| Janna Levin
| Dr. Sengupta
I use gravitational lenses to measure the size of quasars and constrain the amount of satellites in dark matter halos.
| Carolina Ödman
Astrophysicist mum of two working in technology, science, development, hacking (the good kind), photography, and hanging out in a state of happiness.
By day: just another transient astronomer. By night: samba drumming, rock climbing, public speaker, teacher and science advocate. Currently in Manchester.
| Chanda (王嬋娟)
Dr. Chanda Prescod-Weinstein: theoretical astro|physicist @MIT, de East L.A., #agender/cissex female=they/she, #BlackandSTEM, #KPop, & @jvplive
| Andrew Pontzen
I do cosmology and piano. Employed by UCL, funded by the Royal Society. It’s not their fault when I talk nonsense, though.
| Peter Edmonds
Work in public affairs for NASA’s Chandra X-ray Observatory. Survived a PhD & postdocs in astrophysics. Interested in science & scicomm. Opinions are mine.
| David W. Hogg
| Arfon Smith
Science & Open Source @ GitHub. Zooniverse co-founder. Strong opinions, weakly held.
| Stacie Powell
Olympic GB 10m Platform Diver Astrophysics PhD student at The University of Cambridge
| Michael Merrifield
Professor of astronomy at the University of Nottingham, interested in most things astronomical, particularly galaxies, outreach and art.
| Gene Gordon
Chaotic, loud, energetic, fun-loving,28 year veteran physics teacher. National Board Certified,NASA MESSENGER & New Horizons Fellow. STANYS President-Elect
| Caleb Scharf
Director of Astrobiology at Columbia University.
Blogs at Sci Am (#sciamblogs). Author of The Copernicus Complex (Fall 2014)
| Prof. Chris Welch
Professor of Astronautics and Director Masters Programs at the International Space University, by day. Wearer of many other hats by day and night.
| Sarah Tuttle
Astrophysicist. Mom. Lunatic. Bionic Woman. Heavily salting the garden path of ignorance. Disobedient and Uncontrollable.
| Jane MacArthur
Studying martian meteorites & comet samples @UniOfLeicester.
| Julianne Dalcanton
Astrophysicist at the University of Washington. Principal Investigator of the Panchromatic Hubble Andromeda Treasury (PHAT).
| David Spergel
Astrophysicist at Princeton University
| Dr Sheila Kanani
@RoyalAstroSoc outreach officer, space(comedienne*educator*ambassador). Coke float drinking pocket rocket, planetary physics geek. Co-founder of @STEMMsisters.
Asteroid radar astronomer (小惑星レーダー天文学者), writer, sailor, inexorable agent of destruction. And cats.
| Paul Crowther
Jobbing Astrophysics Prof, mostly researching Monster Stars. Director of Teaching for @UoSPHY. Interested in UK science policy, esp. @STFC_Matters’s ups & downs
| Kristin Block
Spacecraft science, @HiRISE on #MRO. With my free hand, I play taiko & upright bass. (Looking for the mission @Maven2Mars?) Opinions: MINE, ALL MINE!
| Jorge S. Diaz
Astroparticle physicist playing with high-energy neutrinos, cosmic rays, and gamma rays during the day, and low-energy neutrons at night.
| Brooke Simmons
Astronomer. First loves: galaxies and black holes. Go on: ask me anything.
| Alyssa Goodman
Astronomy Professor at Harvard, figuring out how the Universe makes stars. Trying to make Astronomy more Seamless and STEM education more fun.
| Robert Massey
Parent, Deputy Executive Secretary at the Royal Astronomical Society. Pro-EU, pro-diversity. For official comments see @royalastrosoc
| Michele Bannister
Planetary astronomer, poet, fascinated by icy worlds. I hunt yesterday’s light. Postdoctoral fellow with @OSSOSurvey.
| Ryan Anderson
Planetary scientist. I shoot rocks on Mars with a laser. I also read, review, and write speculative fiction. All views expressed are my own.
| Guy Consolmagno
Brother astronomer at the Vatican Observatory, occasional book author
| Kelle Cruz
Astronomer, professor at @Hunter_College, associate at @AMNH. Liveable streets advocate. @Spurs fan. Founder, editor of @AstroBetter & @ScienceBetter
| Meg Schwamb
Planetary scientist, astronomer, postdoctoral fellow at ASIAA – KBOs, exoplanets, Planet Four (Mars), and citizen science. Any opinions tweeted are my own.
| Natalie Batalha
Mother to four wonderful earthlings, Astronomer at NASA Ames Research Center, and the Kepler Mission Scientist. All opinions expressed here are my own.
| Jedidah Isler, PhD
Relentless Dreamer / Astrophysicist / Science Lover / Innovator / 2015 TED Fellow
| Meg Urry
Yale professor of physics, President of American Astronomical Society, likes supermassive black holes, teaching, writing, increasing diversity, ++my family
| Robert C. Tautz
Theoretical plasma astrophysicist studying cosmic rays, plasma instabilities, and general problems of mathematical and computational physics. Tweets are my own.
| Yvette Cendes
Hungarian-American radio astronomy PhD in Amsterdam, alias /u/Andromeda321. Only person who’s been to Everest Base Camp AND punched by a wild mountain gorilla.
| Dr. Alex Lockwood
Alliterative atypical astrophysicist.
| Haley Gomez
I’m an Astrophysicist, love books, films astronomy, shoes and dresses.
| Alberto Conti
| Jill Tarter
chief cheerleader for SETI, setiQuest, and the Allen Telescope Array
Jack’s wife – Shana’s mom – Li Yao and Clara’s grandma
| Renée Hložek
South African cosmologist (and lover of loud karaoke) currently living in the US, as a Senior TED Fellow. Feminist scientist.
| Anthony Rushton
Marie Curie fellow – Interests:
Astronomy & astrophysics,
accretion and jets
| Eli Bressert
Love big ideas and putting them into action by connecting the impossible. Head of Data Labs at Stitch Fix. Advisor to Authorea and Singularity.
| Zita Martins
Astrobiology researcher; Science communicator; Royal Society University Research Fellow; BBC Expert Women
| Maria Womack
Astrophysicist, Planetary scientist, professor St Cloud State U, former NSF astronomy program director. Comets & Exoplanets are a few of my favorite things.
| Meghan Gray
Astronomer. Mother. Stranger in a strange land.
| Natalie Starkey
Space scientist at The Open University and Lab Manager of NanoSIMS. 2013 BBC Women’s Expert for science and British Science Association Guardian media fellow.
| Gemma Lavender
Features Editor for All About Space magazine, master’s degree in astrophysics, FRAS, STEM Ambassador
| Andy Lawrence
Quasar fan, survey nut, and astrogeek. Regius Professor of Astronomy. You can call me Reg. Check out random Milky Way snaps @MilkyWayBot
| Dr. Jess Kirkpatrick
+—— Dr. Jessica Ann Kirkpatrick ——+ Data Scientist at @instaedu and @chegg Blogger @AAS_Women and @astrobetter Scientist, Feminist, Engineer, Cat-person
| Dr Brian Boyle
In between jobs currently.
| Asantha Cooray
Professor, (astro)physicist, 400+ papers, 18k+ citations, $5M research funds, NASA/ESA space & rocket expts, tech startups, Sri Lanka, Cricket & LT investments
| 山田陽志郎 Yoshiro Yamada
東京と横浜の科学館で、長年天文を担当。国立天文台天文情報センター勤務を経て、相模原市立博物館で天文担当学芸員。（2015年退職）ボランティアで人工衛星追跡PCソフト Orbitron の翻訳も。『月面Ｘ』の名付け親。近著（邦訳）に『地球接近天体』（地人書館）。映画が好き。★面白いと感じた宇宙の話などをつぶやいてます。
| Stephen Serjeant
Head of Astronomy at the Open University, roped into various OU/BBC things too. The views here do not necessarily blah blah.
| Sarah Milkovich
Science Systems Engineer for NASA’s Mars 2020 Rover. Previously on Mars Reconnaissance Orbiter/HiRISE, Curiosity, Cassini, Mars Phoenix. Opinions are my own.
| Leigh Fletcher
| JC Holbrook
| Dr Chiara Mingarelli
Marie Curie Fellow in Gravitational Wave #Astrophysics at @Caltech. Loves science, coffee & girl power.
| Ángel López-Sánchez
Spanish Astrophysicist @ Australian Astronomical Observatory & Macquarie University.
| Kevin Schawinski
| Jonathan Tedds
Astro, Health & Research Data Informatics. Senior Research Fellow, Uni of Leicester. PI @BRISSKit Editor-in-Chief @up_healthdata Chair Primary School Governors
| claudia alexander
Planetary scientist; JPL; author; @RedPhoenixBooks; Rosetta mission; STEM education, @Windows2Adventr, will tweet Romance! @emerald_phoenix @concieveRfuture
| Joshua Bloom
Astrophysics professor @UCBerkeley; Co-founder of wise.io; Dad
| Molly Peeples
I play with galaxies.
| Jen Gupta
@ICGPortsmouth Astrophysics Outreach Officer. @WinSciCentre planetarium-er. @WinSciFest Director. Former @jodcast-er. Active Galaxies were my first love.
| Erin Ryan
Doctor of the flying rocks (asteroids & comets), telescope jockey, grower of 8 ft tall tomatoes, collector of way too many orchid plants & extreme stress baker.
| Rachana Bhatawdekar
PhD astronomer @UniofNottingham studying high redshift galaxies (Frontier Fields) using @NASA_Hubble data. Coder. Badminton player. Salsa dancer. Daydreamer.
東大の天文学の研究者 ★ Molecular astrophysicist at the University of Tokyo with a head full of stars ★ 頭は星が一杯んでしょう。
| Sébastien Carassou
| Andrew Jaffe
Astrophysics, cosmology and more
| Andy Howell
Staff astronomer at LCOGT, adjunct faculty at UCSB. A host on the Nat. Geo. show Known Universe. Copernicus on Ain’t It Cool News.
| Matt Mechtley
| John Asher Johnson
Sayer of words, typist of things, one who professes professionally, figurer of things out, player of basketball, abuser of language
Astrophysics PhD student, Communication Scientist
| Andy Rivkin
Planetary astronomer on #TeamAsteroid; Gedankenband member and guitarist; Erdös-Bacon-Sabbath Number ≤ 13
| Lisa Harvey-Smith
Astronomer | Project Scientist for the Australian SKA Pathfinder | Ultra-Marathoner | Essex Girl | Arsenal FC | Home Educated | Vegetarian | Friend of Dorothy
| Phil Diamond
SKA Director General; husband, father, dedicated Manchester United fan
| Anais Rassat
Science researcher interested in technology, innovation and science policy. Member of #EuclidMission (#ESA Space Mission). TCK. Mostly in Geneva/Lausanne, CH.
| Harold Geller
Observatory Director (George Mason University) Astrosciences, science, education. NASA/JPL Solar System Ambassador. Opinions are my own. Links not= endorsements
| Robert Rutledge
Physics Professor @McGillUPhysics. Astrophysicist. Neutron Stars. Founder, Publisher of The Astronomer’s Telegram. @astronomerstel
| Emily Rice
Professorial astronerd, pop culture connoisseur, humorless feminist, runner & cyclist, NYC host of @astronomyontap, half of @startorialist, @knitted_bd handler.
| Louisa Preston
Astrobiologist and planetary geologist, science communicator, author for @sigmascience, Visiting Academic @OpenUniversity and @TEDFellow
| Richard Easther
New Zealander, father and scientist, repatriated member of the Kiwi Diaspora. ‘We are all in the gutter, but some of us are looking at the stars.’
| James Bullock
| Phil Marshall
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.
| Ray Jayawardhana
Astronomer, Explorer, Writer, Speaker. Author of Strange New Worlds and Neutrino Hunters (SciAm/FSG, HarperCollins Canada, Oneworld UK)
| Edward Gomez
Astronomer and web technology enthusiast. Been known to play the lute.
| Jason Kalirai
Canadian-born NASA Astrophysicist. JWST Project Scientist, BIG fan of Hubble, WFIRST, & LSST. HUGE Dallas Cowboys football fan. Love MMSJ. Tweets are my own.
| Amanda Yoho
Graduate student in theoretical and computational cosmology, NASA Earth & Space Science fellow. Tweets most likely to be about space, beer, or traveling.
| Alexander B Fry
Astronomy PhD student, science writer, all around raconteur. Thoughts randomly seeded on science, culture, art, philosophy, astrophysics.
| Simon O’Toole
Astronomer, science communicator, manager of information, football nut, foodie, dad. Opinions posted are my own.
| James R A Davenport
Astronomer, PhD candidate, blogger, social data analyst, Seattleite.
| ✮ laυren вιddle ✮
Astrophysics. Researcher at Lowell Observatory. Colorado Native✌ Caffeine is my lifeblood.
| Jo Dunkley
Astrophysics Professor at Oxford
| Jim Wild
Professor of space physics at Lancaster University and Vice-President of the Royal Astronomical Society. Also a fan of curry. Views expressed are my own.
| Geert Barentsen
Astronomer in the UK. Surveys the Galaxy, teaches Python, thinks Bayesian, does not own a cat. Father of @NewHorizonsBot, @RosettaBot & @KeplerBot.