Andrew D Thaler @drandrewthaler.bsky.social Deep-sea ecologist investigating how humans shape and reshape the sea floor. Conservation technologist developing open-source tools to understand our changing oceans. Ocean educator creating novel programs to help students interact with marine ecosystems.
Mike Brown @plutokiller.com Astronomer, planet hunter, Pluto killer, bear whisperer, finger-wrapped dad. Dangerous secularist. Foot soldier in the War on Cars. He/him.
mikebrown.caltech.edu
avi π§οΈ @barghest-land.bsky.social 29 β¦ they/them β¦ director, art director in animation field β¦
doing paleo and expedition art. i love pterosaurs!!
Astronomer Royal for Scotland | Catherine Heymans @astroroyalscot.bsky.social Astronomer Royal for Scotland, Professor of Astrophysics, Edinburgh University. Author of How to Design a Universe. @astronomerroyal on insta (She/her)
Thomas R. Holtz, Jr. @arctomet.bsky.social Tyrannosaur Expert; Dinosaur Paleontologist; University of Maryland Geology Faculty; Director of the College Park Scholars-Science & Global Change Program; Science Author; Cat Dad; π¦π¦
Jodrell Bank @jodrellbank.bsky.social Radio astronomy observatory, research centre, UNESCO World Heritage site, beautiful visitor galleries, free parking, and great coffee ππ‘π
π https://www.jodrellbank.net/
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George Monbiot @georgemonbiot.bsky.social Ungainly on land
Caroline Lucas @carolinelucas.bsky.social π Former MP for Brighton Pavilion, former Leader @greenparty.org.uk Professor of Practice, University of Sussex. Author of 'Another England: How to Reclaim our National Story'. Writing & campaigning on climate & nature π linktr.ee/carolinelucasbrighton
@ianjacksonartist.bsky.social @ianjacksonartist.bsky.social 
Iszi Lawrence @iszi.com I research the truth and lie to children about it. Author of Historical Fiction for Kids. (You might have heard me on Radio 4 or World Service or seen me pop up on BBC2, Sky History or Netflix)
Co-host of Terrible Lizards Podcast
iszi.com
fab.ricious π @ Vienna ComicCon 2026! @artoffabricious.bsky.social Austria based Paleoartist and creature creator, 2D and 3D, he/him
π³οΈβππ©·ππ
Dr Alfredo Carpineti @drcarpineti.bsky.social Astrophysicist, science writer for @iflscience.com, geek, immigrant, and also The Astroholic. Chair of @prideinstem.bsky.social | π Invisible Rainbows out May 21 | He/him | opinions are my own
https://linktr.ee/theastroholic
RuadhrΓ Brennan [Scaled Beast] @rubrennanart.bsky.social Digital artist based in Dublin. Amateur Palaeoartist. Prop-designer. Skull maker. He/Him. My Shop: www.scaledbeast.com
David Shiffman, Ph.D. π¦ @whysharksmatter.bsky.social I am a marine conservation biologist studying sharks and a science writer. Posts are about science and the environment, science communication, and more! He/him
Dr Matt Dempsey @sketchy-raptor.bsky.social π¦ Musculoskeletal biologist & vertebrate palaeontologist
π¦π§βπ¨ Artist, designer, & exhibition consultant
ποΈ PhD'd with UoLiverpool & NHM London
π₯ Likes movies
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Anand @calmerfuture.bsky.social calmerfuture.org
dreaming of practical better futures
@dosima_org on the other place
Sophie M. @sophiesaurus98.bsky.social Writer for Love in the Time of Chasmosaurs - Creator of the speculative evolution project "A New Age of Reptiles" - Natural History and Palaeontology Pop Culture - Creature Design and Monsters - 28 - (she/her) -
Sam Smith. Not That One. @scsmith4.bsky.social She/her. DO NOT HUG. Tea, books, baking, bicycles. Chocolate. #OU Astronomy student. #ActuallyAutistic. π³οΈβπ
Bruce Macintosh @bmacastro.bsky.social Astronomer working on imaging extrasolar planets, instrumentation, and science policy. Spare time: hiking with a golden retriever, and not playing enough boardgames.
Director, University of California Observatories, but opinions are my own. He/him
Prof Susie Maidment @tweetisaurus.bsky.social Dinosaur researcher at NHM London. Honorary Prof at Birmingham. Ed-in-Chief of TJSP. One half of the Fossil Files podcast. Medium pace swing bowler. You were thinking it; I just said it out loud. Views my own.
Soheb Mandhai, PhD @theastrophoenix.bsky.social Astrophysicist/ Sci-Artist/Start-Up. I love 3D modelling and printing (among other hobbies + puns). Research: GW/EM + Spider Pulsars + Galaxy Dynamics. Happy to talk art, physics, or games!
Views are my own.
Links: https://linktr.ee/theastrophoenix
Count Binface @countbinface.bsky.social Space politician. ββFace of the Establishmentβ. Sane.
David Kipping @davidkipping.bsky.social Astronomy, Exoplanets, Astrobiology, Cool Worlds Lab, Columbia University. Be kind to one another.
Lindsay Ellis @lindsayellis.bsky.social contact: christopher at nebula dot tv
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π¦
π¦π¦π¦π€π§
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Gosse Bootsma @gossebootsma.bsky.social PhD researcher | 27 | he/they π³οΈβπ
Born at 365 ppm COβ
Lorena AcuΓ±a @astrolore.bsky.social ππ©βπ» Postdoctoral researcher in the APEx (Atmospheric Physics of Exoplanets) department at @mpi-astro.bsky.social in Heidelberg π©πͺ
πͺπ Exploring exoplanetary interiors & atmospheres
@embryantastro.bsky.social @embryantastro.bsky.social 
β α°α©αα α©. Η€α©ααͺIαα β @markgarlick.com π Astrophysics Ph.D
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Hollie @bluebird284.bsky.social She/her - Junglist Nyassive! 
University of Leicester, Physics & Astronomy @physicsuol.bsky.social 
Enoch Mukungu @enochmukungu.bsky.social 24. In Living Colour. Producer at ITV News. All Opinions Belong to the highest bidder
Jay @kakapojay.bsky.social Producer for factual TV (Evolution, Walking with Dinosaurs 2025, Earth), science communicator, paleoartist, paleontology enthusiast (she/they) π³οΈββ§οΈ
https://kakapojay.com/
Telmo Monteiro @tonteiro.bsky.social 1st year PhD in Astronomy student at Institute of Astrophysics and Space Sciences / Center for Astrophysics of University of Porto (Portugal)
Stellar atmospheres characterization enjoyer
June Parsons @mucephie.bsky.social I study the atmospheres of terrestrial exoplanets, looking for bio signatures, and asking if brown dwarfs systems can be habitable. PhD @ York University
29 π¨π¦ππͺ
ClimateBook @climatebook.bsky.social This is the BlueSky feed of Raymond T. Pierrehumbert, Professor of Planetary Physics at the University of Oxford. Tune in for news about Principles of Planetary Climate, and diverse science and political commentary. (Also folk music news)
Harrison Nicholls @nichollsh.bsky.social Astrophysicist and planetary scientist studying the atmospheres and interior interactions of rocky (exo)planets. Postdoc Research Associate @ Cambridge Institute of Astronomy. https://www.h-nicholls.space
Michael Palumbo @michaelpalumbo.bsky.social πͺ astronomer/postdoc @ flatiron institute
π²π½>π¨π¦ pct '24
π³ probably in the woods somewhere
he/him
Linn Boldt-Christmas @nplinnspace.bsky.social πΈπͺππͺπΊ Astrophysicist in exoplanet science & space policy research πͺπ Also: astrobiology, telescopes, climate, equality/EDI, and scicomm β¨ (she/her) β linnboldtchristmas.wordpress.com
Douglas Lewin π @dhilton.bsky.social Astronomical and Planetary Sciences (Astrophysics) student at ASU. Future exoplanet astrophysicist.
Human Dad to 1 | π± Dad to 4 | π’ Dad to 1 | π³οΈβπ ally | sci-fi nerd | nature lover | board gamer | He/him
Felipe Murgas @astromurgas.bsky.social Chilean astronomer working on exoplanets at Instituto de AstrofΓsica de Canarias (IAC), Spain π¨π±πͺπΈ.
Prof. Abel MΓ©ndez @profabelmendez.bsky.social Planetary Astrobiologist and Director of the
@PlanetaryHabLab. http://astrodon.social/@profabelmendez #exoplanets #astrobiology #habitability
Brett Morris @brettmorr.is Astronomer, software engineer.
Supporting space telescopes, open science, and data access in astrophysics.
Thrilled and haunted by dots on stars.
http://brettmorr.is/
Posts my own, not my employer's.
Guy Watkins @guywatkins.bsky.social πͺ MPhys Astrophysics with Space Science student at The Open University.
πͺ Aspiring astrobiologist/planetary scientist. FRAS.
πͺ http://guywatkins.space
π Novice trail runner
Atanas K. Stefanov @astronasko.com [ΙtΙΛnas]π
PhD student @ Instituto de AstrofΓsica de Canarias. I look for exoplanets, and I post mostly in EN/ES/BG.
Terra Hunting Experiment @terrahunting.bsky.social Using the HARPS3 spectrograph for a 10-year radial velocity survey to discover Earth-like planets around solar-like stars. https://www.terrahunting.org/ #exoplanets #astronomy #instrumentation
Hughsername @hughsername.bsky.social Illegitimi non carborundum
https://WriteDrunkDeleteSober.com
DinoCon @dinoconuk.bsky.social DinoCon is the UKβs largest Palaeontology themed convention celebrating all things prehistoric. Dino may be in our name, but we welcome all aspects of palaeontology, not just dinosaurs!
https://www.dinocon.co.uk/ 
Matt Burleigh @mattburleigh.bsky.social Professional astronomer, University lecturer, cricketer, real ale drinker
Dr Ryan MacDonald @distantworlds.space Lecturer in Extrasolar Planets πͺ π at the University of St Andrews π΄σ §σ ’σ ³σ £σ ΄σ Ώ
Sydney Vach @sydneyvach.bsky.social she/her
phd student studying planets young enough to be claimed as dependents | eso & unisq, prev harvard cfa
sydvach.github.io
Seven Machina Rasmussen @toomanyspectra.bsky.social humanoid astrobiologist π SFF author (largely oxygen by mass) π transhumanist π€ star trek autism character π she/they π³οΈβπ instructor @ Columbia βοΈ CLOUDY WITH A CHANCE OF STARSHIPS now availabile wherever books are sold π
sevenrasmussen.com
Astrobiology @astrobiology.bsky.social Astrobiology.com - Exploring the living universe since 1996. Life Looks For Life. Vita quaerit vitae.
Andrew Mann @amann.bsky.social Associate professor of Physics and Astronomy at UNC Chapel Hill studying young exoplanets and stars. Dad to one human and one cat. π³οΈβπππ. Carrboro Citizen. http://andrewwmann.com
Queen's University Belfast @qubelfastofficial.bsky.social Official account of Queen's University Belfast.
One of the Russell Groupβs leading research-intensive universities.
We provide world-class education & research.
RTβ Endorsement.
More: www.qub.ac.uk
House Rules: ow.ly/APC750YZAnz
Raptor's Nest (He/Him) @drmambobob.bsky.social Palaeobiologist | Data Scientist | Samurai
Website: https://manabusakamoto.uk/
Find me on Mastodon: @drmambobob@ecoevo.social
Robert Massey @robertmassey.bsky.social Dad, Deputy Director RAS and Honorary Visiting Professor Sussex University. All views my own. Makes 'good' trouble.
Katelyn Burns @katelynburns.com Freelance journalist. @ms.now and Xtra Magazine columnist. Co-founder: The Flytrap. Cancel Me, Daddy podcast co-host.
Replies limited to followers only.
Check if my post is a joke before flaming me please.
For story leads, my signal is kab.80
Chanda Prescod-Weinstein π @chanda.blacksky.app Theoretical Astro/Physicist:
https://chanda.science
First book:
https://tinyurl.com/DisorderedCosmos
BUY MY NEW BOOK:
https://tinyurl.com/EdgeOfSpaceTime
Blog:
news.chanda.science
all Black/all Jewish. π³οΈβπ/agender/woman.
Posts by/for meππ½
Dr. Emily Rickman @astrorickman.bsky.social Astrophysicist - European Space Agency/STScI πͺπΊπΊπΈ Direct Imaging Exoplanets & Brown Dwarfsβ¨π¬π§π¦πΊπ¨ππ³οΈβπ she/they
Daria @astrodaria.bsky.social planetary science PhD student interested in worlds like our own 
Jonathan McDowell @planet4589.bsky.social Astrophysicist
Support the work of Jonathan's Space Report:
https://www.gofundme.com/f/fund-jonathans-space-report-library-transition
Yoav Rotman @yoavrotman.bsky.social PhD Candidate πͺ @ ASU || UMD Astro '22 π’ || studying exoplanet atmospheres and a big fan of TRAPPIST-1e || sometimes I play the trombone || he/him/ΧΧΧ || find me on Twitter @Yoav_Rotman
Heidi B. Hammel @hbhammel.bsky.social planetary astronomer | nearly famous | jwst interdisciplinary scientist | looks just like an ordinary mom | oboist (thoughts expressed here are my own)
MAST - Mikulski Archive for Space Telescopes @mast-news.bsky.social MAST archives UV/optical/IR data from NASA missions, contributed science products, and analysis tools. https://archive.stsci.edu
This account is primarily to inform our users of updates. For the general public, follow https://bsky.app/profile/stsci.edu
Pint of Science UK @pintofscience.uk Annual science festival taking place in pubs & cafes every May across the UK & globally.
β‘οΈ @pintsworld.bsky.social
Our sci-art is #CreativeRx use #pint26 for 2026 events. Next events 10-12 May 2027
pintofscience.co.uk
Steve Brusatte @stevebrusatte.bsky.social Paleontologist and professor at University of Edinburgh, dinosaur enthusiast and writer. Free born man of the USA. Immigrant. Husband & father. (views mine)
Dr Dave Hone @davehone.bsky.social Palaeontologist specialising in the behaviour of dinosaurs and biology of pterosaurs. Reader in Zoology @QMUL. Author of several books, podcaster, general sci-commer. Thoughts my own. He / him. davehone.co.uk 
Emma Louden @exoplanetemma.bsky.social Spreading practical hope with the stars π«π
Astrophysicist | Strategist | Speaker
President of Slooh
NASA Exoplanets @nasaexoplanets.extwitter.link β οΈ MIRROR OF https://twitter.com/NASAExoplanets
β οΈ If you own the original account and want to claim this, please contact @twttr-mirrors.bsky.social
Marshall @captain-exoplanet.bsky.social Astronomer, birder, TTRPG player and gluten-free cook. he/him.
Sarah E Moran @offallingstars.bsky.social she/her.
(Exo)planetary clouds/hazes in π©π½βπ¬,π»,π
Lover of all worlds, great and small. ππͺ
Assistant Professor of Astronomy at UMD.
πΊπ§βπ©°π±π§ββοΈπββοΈβπΈππ
All opinions just me.
Always screaming inside my heart.
https://tx.ag/moran
Dr Sarah Casewell @astronomerslc25.bsky.social 
Dr. Jake Turner π‘π§²πͺ @astrojaket.bsky.social Astronomer studying the magnetic fields & atmospheres of exoplanets at Cornell | Environmentalist & activist | Photographer | Traveler | (he/him) | #BLM #LGBTQ #Climate #Resister #FBR
π¦: astro_journey
π: https://astrojaketurner.space/
Trent Dupuy @trentdupuy.bsky.social astronomer with no hobbies
Niamh OβSullivan @niamhk12.bsky.social DPhil student at the University of Oxford. A stellar physicist pretending to be an exoplanet finder ππͺπ
Dr George Dransfield @exodransfield.bsky.social Exoplaneteer πͺ Marathon runner ππ»ββοΈ Dog mum πHuman mum πΆπ» Vegan π± Anglo Uruguayan π¬π§πΊπΎ Feminist ππ»ββοΈ JRF @ Oxford Uni π©π»βπ Broadcaster πΊ #BiInSci π³οΈβπ
Simon Clark @simonoxfphys.com Science communicator, video maker, author, podcast creator. PhD in theoretical atmospheric physics. Born at 354 ppm.
Ambassador for @coolearthaction
https://linktr.ee/simonoxfphys
Eamonn Kerins @eamonnkerins.bsky.social Jodrell Bank astrophysicist and exoplanet scientist. Swimmer, cyclist, runner. Sometimes all three consecutively. Occasional BBC TV space pundit. Prone to career-threatening scicomm and fundraising activities. Own views. https://linktr.ee/eamonn_kerins
Malena Rice @malenarice.bsky.social Planetary astrophysicist β’ Assistant Professor, Yale Astronomy β’ exoplanets & solar system
Peter Gao @planetarygao.bsky.social Staff Scientist @ Carnegie EPL. Planetary and exoplanet atmospheres. He/Him/His. Black Lives Matter. Trekkie. Opinions are my own.
πAdina Feinstein PhD π @afeinstein20.bsky.social asst prof | astronomy PhD | MSU | https://adina.feinste.in
Dr Joanna Barstow @drjovian.bsky.social STFC Ernest Rutherford Fellow at the Open University. Astromum x 2. FRAS. Christian, singer, bookworm, musical theatre super fan.
Jayne Birkby @jaynebirkby.bsky.social Professor of Astrophysics at the University of Oxford. I study the atmospheres of other worlds beyond the Solar system.
Bibiana Prinoth @bibianaprinoth.ch π¨π
β’ ESO fellow @eso.org exploring exoplanet atmospheres πͺ π π©πͺ
β’ PhD from Lund Observatory πΈπͺ & ESO π¨π±
β’ passionate about all things outreach and science communication β¨
Dr Jake Taylor @astrojake.bsky.social Astrophysicist at the University of Oxford. Researching the atmospheres of exoplanets.
Suzanne Aigrain @airbornegrain.bsky.social Discovering and understanding planets and their host stars. Watch my TEDx talk: https://t.ly/sk2wB
Elizabeth Stanway @tiylaya.bsky.social Co-lead of the BPASS project, writer of the Cosmic Stories Science-and-Science-Fiction blog. Astrophysics Professor at Warwick Uni, but posting my own views only.
Matthew Kenworthy @mattkenworthy.bsky.social Professor of astronomy working at Leiden Observatory in the Netherlands on the direct imaging of extrasolar planets and transits of giant ring systems || Opinions my own || Will tell Dad jokes for cash. https://kenworthy.space/
Evert Nasedkin @evertnasedkin.bsky.social 
Johanna Vos @johannavos.bsky.social Astrophysicist studying Exometeorology | Associate Professor & Royal Society University Research Fellow at Trinity College Dublin | Visiting Scientist at American Museum of Natural History | she/her | https://johannavos.github.io/
Jonathan Fortney @jjfplanet.bsky.social UC Santa Cruz Astronomy Professor, Director of the Other Worlds Laboratory (OWL). Textbook Forthcoming: "Planetary Astrophysics: Exoplanets & Solar System." Father, Husband, Minnesotan, Runner. Proud product & employee of the public school system.