Astronomers on Twitter (sorted mostly alphabetically by surname)
Feel free to add yourself or other astronomers that are not on this list.
Lists
Curated Twitter Lists - please include description of list and the curator
- BDNYC alum
- BLACKandSTEM - Cosmos: a list of Black astrophysicists, astronomers, and planetary scientists
Organizations and Spacecraft
- mars rover
- Mikulski Archive for Space Telescopes @MAST_News
Spoof & Fun accounts
- Sarcastic Rover @SarcasticRover
- Comet 67P @IamComet67P (the "real" one is @Comet67P)
- Salty Europa @SaltyEuropa
Individuals
Individuals tweeting as themselves. Bold face indicates active and prominent tweeters.
- Nina Alexander @NinaAAlexander
- Richard Alexander @r_d_alexander
- Mike Alexandersen @mikea1985
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Alasdair Allan @aallan
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James Allen @j_t_allen
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Joao Alves @joaoalves
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Ruth Angus @RuthAngus
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Chris Arridge @chrisarridge
- Summer Ash @Summer_Ash
- astrobarn @astrobarn
- Andy Casey @astrowizicist
- Stuart Lowe @astronomyblog
- Ian Morison @ianmorison
- Rita Tojeiro @ritatojeiro
- Erik Tollerud @eteq
- Kyle Willett @kwwillett
- Jason Wright @Astro_Wright
- Kurtis Williams @professor_astro
- Dominique Aubert @domaubr
- Dr Adam Avison @adam_avison
- AwesomePh @Awesome_Ph
- Matthew Bailes @matthewbailes
- Marc Balcells @Marc_Balcells
- Steven Bamford @thebamf
- Michele Bannister @astrokiwi
- Tom Barclay @mrtommyb
- Geert Barentsen @GeertMcTwit
- Kat Barger @KatBarger
- Pauline Barmby @PBarmby
- Danny Barringer @HeavyFe_H
- Sam Bates @samb8s
- ? amanda bauer ? @astropixie
- Timothy Beers ?@timothybeers
- Andrew Benson @abensonca
- Christopher Berry @cplberry
- Rob Beswick @Rob_Beswick
- Rachana Bhatawdekar @astrogeek03
- Federica Bianco @fedhere
- Rich Bielby @richbielby
- Arjan Bik @ArjanHD
- Jayne Birkby @jaynebirkby
- Joss Bland-Hawthorn @jossblandhawthorn
- Prof. Joshua Bloom @profjsb
- Kirk Borne ? @KirkDBorne
- Remco van den Bosch @remcovdbosch
- Neil Bowles @neilebowles
- Martha Boyer @marthaboyer
- Dr Brian Boyle @BrianBoyleSKA
- Michiel Brentjens @mabrentjens
- Eli Bressert @astrobiased
- Sarah Bridle @sarahbridle
- Jarle Brinchmann @JarleBrinchmann
- Michael Brown @mjibrown
- Mike Brown @plutokiller
- David Brown @DBrown_astro
- Sarah Buchner @sairbuc
- James Bullock @jbprime
- Adam Burgasser @browndwarfs
- Douglas Burke @doug_burke
- Dr Matt Burleigh @Matt_Burleigh
- Ben Burningham @astrobuoy
- Andreas Brunthaler ? @brunthal
- Matteo Cantiello @matteocantiello
- Sarah Casewell @astronomerslc25
- Caitlin Casey @astrocaits
- Bob Chapman @drbob555
- Scott Chapman @schapman3333
- Astro Chris @astrochris
- chrislintott @chrislintott
- Antonio Chrysostomou @astroant
- Dave Clements @davecl42
- Andrew Coates @PlanetAndrewC
- Peter Coles @telescoper
- Matthew Colless @MatthewColless
- Michelle Collins @michelle_lmc
- Alberto Conti @albertoconti
- Dennis Crabtree @astrokahuna
- Rob Crain @rcrain_astro
- Steve Crawford @astrocrawford
- Neil Crighton @neilcrighton
- Steve Croft @drcroft
- Darren Croton @darrencroton
- Paul Crowther @Paul_Crowther
- Kelle Cruz @kellecruz
- Julianne Dalcanton @dalcantonJD
- dapoxen @dapoxen
- Dark Dude @DudeDarkmatter
- Lewis Dartnell @lewis_dartnell
- David @astrotwitch
- Niall Deacon @nialldeacon
- John Debes @johndebes
- Vik Dhillon @vikdhillon
- Phil Diamond @casschief
- Aleks Diamond-Stanic @adiamondstanic
- Martin Dominik @EverFurther
- Donovan Domingue @astroDomingue
- Megan Donahue @astrophysics
- Samia Drappeau @samiadrappeau
- Alan Duffy @astroduff
- Paul Dunstall @crandelmaker
- ecackett @ecackett
- Peter Edmonds @peterdedmonds
- Edd Edmondson @eddedmondson
- Emma :) @gemini_ehogan
- Chris Evans @chrisinembra
- Phil Evans @swift_phil
- Phil Evans @TheAstroPhil
- Dr Rhodri Evans @RhEvans41
- Stewart Eyres @astrostewey
- Jackie Faherty @jfaherty
- Benoit Famaey ?@darth_ben
- Julia Fang @juliafang
- Robert Fear @r_fear
- Gregory Feiden @GFeiden
- Rob Fender @fender
- Douglas P Finkbeiner ? @DPFink
- Leigh Fletcher @LeighFletcher
- Cédric Foellmi @onekiloparsec
- Duncan Forgan @dh4gan
- Colin Forsyth @colforsyth
- Robert Fosbury @BobFosbury
- Luigi Foschini @LFoschini
- Derek Fox @partialobs
- Adam Frank @AdamFrank4
- Michael Roberts FRAS @michealjroberts
- Bryan Gaensler @SciBry
- J.L. Galache @JLGalache
- Mike Garrett @ASTRON_LOFAR
- Pamela L. Gay @starstryder
- Jim Geach @jgeach
- Marla Geha ? @mgeha
- Melanie Gendre @mgendre
- Brad Gibson @profbradgibson
- John Gizis @johngizis
- Haley Gomez @astrofairy
- Edward Gomez @zemogle
- Eduardo Gonzalez @eddie0uk
- Alyssa Goodman ? @aagie
- Monica Grady @MonicaGrady
- Meghan Gray @emeegray
- Lucie Green @Dr_Lucie
- Adrian Grocott @a_d_e
- Caryl Gronwall @carylgronwall
- Paul Groot @paulgroot
- David Gruber @antisophista
- Nicole Gugliucci @noisyastronomer
- Kayhan Gultekin @kayhangultekin
- Jen Gupta @jen_gupta
- Mark Gurwell @markgurwell
- Marcel Haas @Harcel
- Alex Hagen @astrophysicalex
- Aimée Hall @astronaimee
- Ryan Hamilton @AstroBokonon
- Markus ? Hammonds @InvaderXan
- Mike Hapgood @space_weather
- Tim Harries @tharries
- Lisa Harvey-Smith @lisaharveysmith
- Tom Hassall @tom_hassall
- Carole Haswell @saltburnlass
- Martin Hendry @martin_astro
- Kelley Hess @KHesser
- Chiaki Hikage @jphikage
- Adam Hill @AstroAdamH
- Renée Hložek @reneehlozek
- Simon Hodgkin @SpacemanSimon
- Jennifer L. Hoffman @astroprofhoff
- David W. Hogg @davidwhogg
- Isobel Hook @IsobelHook
- Sarah Horst @planetdr
- Andy Howell @d_a_howell
- Ben Hoyle @hoyleben
- Chanda Hsu Prescod-Weinstein @IBJIYONGI
- Dan Hurley @danjh2705
- Ian Huston @ianhuston
- Jedidah Isler @JedidahIslerPhD
- Rob Ivison @robivison
- Caitriona Jackman @cm_jackman
- Andrew Jaffe @defjaf
- Knud Jahnke @KnudJahnke
- Berian James @berianjames
- Hannah Jang-Condell @hannah_jc
- Jim Bell @Jim_Bell
- John Asher Johnson @astrojohnjohn
- Dave Jones @RainDogJones
- Libby Jones @Anyway_the_wind
- Geraint Jones @einionyn
- Jason Kalirai @JasonKalirai
- Jeyhan Kartaltepe @jeyhan
- Andrew Kavanagh @stpkav
- Scott Kay @scott_kay
- Dr. Evan Keane @evanocathain
- William Keel @NGC3314
- Stefan Keller @astrokeller
- Sarah Kendrew @sarahkendrew
- Robert King @boabieking
- Dan Kiselman @dkiselman
- Tom Kitching @tom_kitching
- Marc Kuchner @marckuchner
- Paul Kuin @npkuin
- Nicolas Labrosse @niclabrosse
- LadyAstronomer @LadyAstronomer
- Casey Law @caseyjlaw
- Sam Lawler @sundogplanets
- Andy Lawrence @e_astronomer
- Emil Lenc @elenchically
- Leon @crashtronomy
- Emily Levesque @emsque
- Boris Leistedt @ixkael
- Stuart Littlefair @slittlefair
- Ángel R. López-Sánchez @El_Lobo_Rayado
- louise @easyright
- Jessica Lu @jlu_astro
- Stuart Lynn @Stuart_Lynn
- Katie Mack @AstroKatie
- Dougal Mackey @dougalmackey
- Peter Maksym @StellarBones
- Franck Marchis @AllPlanets
- Wagner Marcolino @wmarcolino
- Michael Marks @DanceMichi
- Phil Marshall @drphilmarshall
- Nicolas Martin @nfmartin1980
- Zita Martins @ZitaMartins
- Richard Massey @RichardMassey
- Karen Masters @KarenLMasters
- James Matthews @tigerrrboy
- Richard McMahon @RichardGMcMahon
- Matt Mechtley @biphenyl
- Megan @AstroMeg
- Garrelt Mellema @garreltm
- Michael Merrifield @ProfMike_M
- Horst Meyerdierks @chiandh
- Steve Milan @stevemilan
- Selma de Mink @selmademink
- David Montes ? @DMontesG
- Robert Morehead @rmorehead
- Jorge Moreno @astroboy_moreno
- August Muench @augustmuench
- Stuart Muldrew @stuartmuldrew
- Tara Murphy @taraxmurphy
- Simon Mutch @T_Tauri
- Gijs Nelemans @gijsnelemans
- Andrew Newsam @AstroAndyN
- Rick Newton @RickDNewton
- Bob Nichol @robertcnichol
- Jonathan Nichols @jonny_nichols
- Chris North @chrisenorth
- Andrew Norton @ajnorton3
- Tim O'Brien @Tim_O_Brien
- Brian O'Halloran @playingwithdust
- John O'Meara @astronomeara
- Isabella Pagano @ipanice
- Claudia Paladini @cq_cla
- Christopher Palma @dfrctionspikes
- Alex Parker @Alex_Parker
- Marcel S. Pawlowski @8minutesold
- Josh Peek @jegpeek
- Mike Peel @mike_peel
- Molly Peeples @astronomolly
- Matthew Penny @emptypenny
- Alberto Pepe @albertopepe
- Pascal Petit @pascalou_petit
- Matthew Pitkin @matt_pitkin
- Phil Plait @BadAstronomer
- Peter Plavchan @PlavchanPeter
- Don Pollacco @bigastrodaddy
- Andrew Pontzen @apontzen
- Carolyn Porco @carolynporco
- Louisa Preston @LouisaJPreston
- Adrian Price-Whelan @astrodrian
- Jonathan Pritchard @jr_pritchard
- Julie Rathbun @LokiVolcano
- Anais Rassat @anaisrassat
- Meredith Rawls @merrdiff
- Matt Redman @mattredman72
- Luisa Rebull @lrebull
- Ken Rice @wikimir
- Emily Rice @emilulu
- Johan Richard @novaric
- John Richer @johnsricher
- Steven Rieder @rieder
- Jane Rigby @janerrigby
- Ben Ritchie @ben_ritchie
- Thøger Emil Rivera-Thorsen @thoeger
- Thomas Robitaille @astrofrog
- Paul Roche @SpaceAmbassador
- Henry Roe @_hroe
- Chris Rosslowe @CKRosslowe
- Anthony Rushton @Astronomer
- Robert Rutledge @rerutled
- Erin Ryan @erinleeryan
- Ruben Sanchez-Janssen @rsanchezjanssen
- Karin Sandstrom @karinsandstrom
- Kevin Schawinski @kevinschawinski
- Brian Schmidt @cosmicpinot
- Michael D. Schneider @mdschneider
- Meg Schwamb @megschwamb
- Rocket Scientista @rockstarscience
- Sara Seager @ProfSaraSeager
- Stephen Serjeant @StephenSerjeant
- Ray Sharples @RaySharples
- Aomawa Shields @aomawa
- Bruce Sibthorpe @brucesibthorpe
- Steinn Sigurdsson @steinly0
- Brooke Simmons @vrooje
- SimonLMorris @SimonLMorris
- Robert Simpson @orbitingfrog
- Stephanie Slater @DrStephSlater
- Tim Slater @CAPERTeam
- Russell Smith @AstroRJS
- Anthony Smith @anthonyjsmith
- Mike Solontoi @RocksInSpace
- Angela Speck @stardustspeck
- Jason Spyromilio @fmseso
- Tom Stallard @pro_astronomer
- Ben Stappers @bstappers
- Dr Paul Steele @drpsteele
- AlanStern @AlanStern
- Abigail Stevens @abigailstev
- Jay Strader @caprastro
- nicholas suntzeff @nsuntzeff
- John Swinbank @jdswinbank
- Elizabeth Tasker @girlandkat
- William Taylor @wd_taylor
- Jonathan Tedds @jtedds
- Nicolas Tejos @ntejos
- Johanna Teske @johannateske
- Phil Uttley @catellus
- Anna Lisa Varri @parallasseh
- vicky @teagazer
- VincentHénaultBrunet @vincenthb
- jorick vink @jorick73
- Christopher De Vries @nissyen
- Lucianne Walkowicz @shaka_lulu
- Andrew Walsh @a_p_walsh
- Laura Watkins @laurawatkins_
- Bob Watson @Dr_Whatson
- Anna Watts @drannawatts
- weareallinthegutter @allinthegutter
- Risa Wechsler @RisaWechsler
- Benjamin Weiner ? @cloud149
- Mark Westmoquette @westmoquette
- Jim Wild @jim_wild
- Vivienne Wild @lagopede
- Lisa Will @dustchick
- Lukasz Wyrzykowski @lukasz206265
- Nicolle Zellner @astrodiva
- John ZuHone @astrojaz
- Jonathan Zwart @brideyrevisited
- Carolina Ödman @carolune
- Paul Woods ? @dr_paul_woods
- Kyle Willett @kwwillett
- Jason Wright @Astro_Wright
- Ned Wright @mapping3k
- Dr Chris Tibbs @chris_tibbs
- Rita Tojeiro @ritatojeiro
- Scott Trager @SCTrager
- Grant Tremblay @astrogrant
- Chad Trujillo @chad222
- Valeriu Tudose @astrotamiel
- Sarah Tuttle @niais
- Neil deGrasse Tyson @neiltyson
- Tanya Urrutia @astrobellatrix
- Meg Urry @Meg_Urry
- Phil Uttley @catellus
- Anna Lisa Varri @parallasseh
- Vicky @teagazer
- VincentHénaultBrunet @vincenthb
- jorick vink @jorick73
- Christopher De Vries @nissyen
- Hannah Wakeford @StellarPlanet
- Lucianne Walkowicz @shaka_lulu
- Andrew Walsh @a_p_walsh
- Laura Watkins @laurawatkins_?
- Bob Watson @Dr_Whatson
- Anna Watts @drannawatts
- weareallinthegutter @allinthegutter
- Risa Wechsler @RisaWechsler?
- Benjamin Weiner ? @cloud149
- Mark Westmoquette @westmoquette
- Jim Wild @jim_wild
- Vivienne Wild @lagopede
- Lisa Will @dustchick
- Paul Anthony Wilson @Paul_A_Wilson
- Paul Woods ? @dr_paul_woods
- Lukasz Wyrzykowski @lukasz206265
- Nicolle Zellner @astrodiva
- John ZuHone @astrojaz
- Jonathan Zwart @brideyrevisited
- Carolina Ödman @carolune