Dorian Lynskey @dorianlynskey.bsky.social Journalist, podcaster (Origin Story) and author (33 Revolutions Per Minute, The Ministry of Truth, Everything Must Go, Origin Story books). Anti-doomer despite everything. www.dorianlynskey.com
@andyburnham.bsky.social @andyburnham.bsky.social Mayor of Greater Manchester
Alastair Claringbold @exoarcturus.bsky.social Astrophysics PhD student at Warwick - observation 🛰️ and theory 💻 of exoplanet 🪐 atmospheres 🌧️ | he/him
Michael @michaeljsc.bsky.social tweeting about: politics, pop culture, general nonsense
James Murray @james-bg.bsky.social Editor-in-chief of BusinessGreen, writing for a couple of decades or so about the environment, the economy, green politics, and the Climate Theory of Everything
Mike Boylan-Kolchin @mbkplus.bsky.social Dad, husband, astrophysicist, dog herder. Samuel T. and Fern Yanagisawa Regents Professor in Astronomy at UT Austin. This is a personal account and the views expressed in my posts here are mine. https://mrbk.github.io- T Thomas Dietterich @tdietterich.bsky.social Safe and robust AI/ML, computational sustainability. Former President AAAI and IMLS. Distinguished Professor Emeritus, Oregon State University. https://web.engr.oregonstate.edu/~tgd/
Josh Lothringer @jlothringer.bsky.social Assistant Astronomer at @spacetelescope.bsky.social researching exoplanet and brown dwarf atmospheres. Opinions expressed are my own.
https://jlothringer.github.io/
Prof Jim Wild @jim-wild.bsky.social President of the Royal Astronomical Society, Professor of Space Physics at Lancaster University and lover of all things spacey. Fell-runner, EV enthusiast, film/soundtrack geek and curry fan. My own views etc.
European Research Council (ERC) @erc.europa.eu European Research Council, set up by the EU, funds top researchers of any nationality, helping them pursue great ideas at the frontiers of knowledge. #HorizonEU
NASA | ESA Space Updates @nasaupdates.bsky.social Space news from around the globe, all in one place
Focusing on NASA & ESA Missions
Artemis II 🚀🌕
Note we are not NASA just #Spacenerds #Moonjoy
BOWIE+ Seminar Series @bowieseminar.bsky.social The BOWIE+ Seminar is held online on the 4th Thursday of every month and highlights exoplanet science. Find more here:
https://bowiecollaboration.github.io/seminars.html
DutchSpace @dutchspace.bsky.social Multipurpose spacecraft wrangler for @esa.int
Opinions my own.
https://x37b.nl
Samperson @samperson.bsky.social more soon
Atanas K. Stefanov @astronasko.com PhD student @ Instituto de Astrofísica de Canarias. I look for exoplanets and I am fond of numerical modelling. I tend to post in EN/ES/BG.
International Astronomical Youth Camp @iayc.bsky.social The International Astronomical Youth Camp (IAYC) is a summer camp promoting astronomy in a unique international atmosphere, that has been bringing together participants (ages 16-24) from around the world since 1969 🌌🔭
Find out more on our website: iayc.org
Jonas Sundberg @sundberg.bsky.social Inherently disordered chemist @Technical University of Denmark. Sensors & functional materials. Pretty much winging it but having fun meanwhile. 🤙
Maarten Paulusse @maartenp.bsky.social information literacy & education specialist | studied and taught history, american studies, and religious studies
John Forbes @redshiftless.bsky.social Astronomer in Aotearoa/New Zealand at the University of Canterbury.
Pusher of pixels, pens, arrays, and computer keys.
www.johncforbes.com
Sarah Bosman @sbosman.bsky.social Leader of the 𝘍𝘳𝘰𝘯𝘵𝘪𝘦𝘳 research group @Heidelberg
Observing high-redshift quasars because they're cool
and sometimes, they even teach us new things about the Universe
Iris van Rooij 💭 @irisvanrooij.bsky.social Professor of Computational Cognitive Science | Dept. of Cognitive Science & Artificial Intelligence | @Iris@scholar.social on 🦣 | http://irisvanrooijcogsci.com | she/they 🏳️🌈
Olivia Guest · Ολίβια Γκεστ @olivia.science 👁️ https://olivia.science
🍃 https://metatheory.space
associate professor of computational cognitive science · she/they · cypriot/kıbrıslı/κυπραία · σὺν Ἀθηνᾷ καὶ χεῖρα κίνει
Paul Savage @savageearth.bsky.social Geochemist/cosmochemist/general subterranean rummager, Senior Lecturer at the University of St Andrews, views my own.
Jeff Foust @jfoust.bsky.social Senior Staff Writer, SpaceNews. Tips? Email jfoust@spacenews.com or contact on Signal: jfoust.58.
British Planetary Science Conference 2026 @bpsc2026.bsky.social BPSC2026 will take place between 9th-11th June 2026.
https://bpsc2026.wp.st-andrews.ac.uk/
Fife & Kinross Local Group, Scottish Wildlife Trust @fifekinrossswt.bsky.social Posting photos and information about wildlife in the Fife & Kinross area and further afield.- F Fergal @fergalm.bsky.social Data Science (Ex?)-Astronomer Energy General Nerdiness
Mike Galsworthy @mikegalsworthy.bsky.social Chair of European Movement UK. 🇬🇧 🇪🇺
Founder of the Bylines Network.
Founder of Scientists for EU.
Lover of science, Europe and humanity. 🙌
Mercedes López-Morales @mlopez-morales.bsky.social Personal account. Opinions are my own, not my employer’s.
Catherine Ryan Hyde @catherineryanhyde.bsky.social Author of 50+ books. Dog, cat, and horse lover. Amateur astrophotographer.
21 Group @21group.bsky.social The 21 Group campaigns against the complaisant acceptance of bullying by UK Universities. We provide support for those experiencing bullying in academia.
Sarah Scoles @sarahscoles.bsky.social Journalist, universe liker, mountain scaler, Custer County Search and Rescue member, contributor to Undark and Scientific American, author of Countdown: The Blinding Future of Nuclear Weapons. Etc.
Corey S. Powell @coreyspowell.bsky.social Fascinated by things very big, very small, and beyond the limits of the human senses. Founder of OpenMind: www.openmindmag.org Creator of the Invisible Universe column: https://invisibleuniverse.substack.com/
Mike Tice @ticeonmars.bsky.social Geologist/planetary scientist at Texas A&M using x-ray vision to study ancient life and surface processes. Commutes to Mars on the Perseverance Rover. He/him
Aster Cowart @terrasabaea.bsky.social (she/her) Backseat driver for MSL Curiosity, Mars bit witch, amateur astronomer.
@sguzewich.bsky.social @sguzewich.bsky.social Opinions are my own and not NASA's.
Corwin Wright @corwinwright.bsky.social I like waves. Professor of Atmospheric Remote Sensing @uniofbath.bsky.social.- T Danny McCulloch @themartian.bsky.social
Doug Ellison @dougellison.bsky.social Dad, Husband, Mars Rover Crew Chief. Opinions and views expressed are my own. Not a NASA account. Contains strong language. He/Him. www.dougellison.com
Will Pomerantz @pomerantz.bsky.social Head of Space at AeroVironment - my team makes Mars helicopters. Co-Founder, Brooke Owens Fellowship and Patti Grace Fellowship. Former planetary scientist. Husband, Dad, and Den Leader
Ben (they/then or he/him) @ben-likes-mars.bsky.social Queer Planetary scientist
PhD student studying ice in craters on Mars
Lover of Mars and Titan
Into hiking, reading and 40k
Thomas Appéré @thomasappere.bsky.social Enseignant agrégé de Physique-Chimie-NSI | PhD Docteur en Planétologie | NAEC pour @astro4edu.bsky.social | J'assemble les photos venues d'autres mondes 🚀🛰📷 | Collectionneur et concepteur de LEGO spatiaux
Simon Tardivel @simontardivel.bsky.social Ingénieur au CNES 🇫🇷, astrodynamicien de formation 🛰️ et spécialiste des petits corps ☄️.
Responsable de la science et de l'analyse mission du rover IDEFIX 🐾.
Aussi astéroïde (32585) 🪨.
Je parle surtout d'espace.
Dennis @martiandennis.bsky.social All opinions are my own.
Abigail Fraeman @abbyfrae.bsky.social Planetary scientist. Deputy Project Scientist for Curiosity and (formerly) Opportunity Mars rovers. Muppet aficionado. Views and opinions my own. She/her.
Diana Hayes 🇨🇦🏳️⚧️ @dchayes.ca PhD candidate @ York University studying lunar ices and clouds on Mars (among other miscellanea) 🏳️⚧️🏳️🌈 she/her
Martian Clouds Daily @martianclouds.bsky.social • Posting cloud movies taken by the Mars Science Laboratory Curiosity rover twice daily • Maintained by @dchayes.ca • Not run by NASA/JPL • Header/profile: NASA/JPL-Caltech/MSSS •
Higher quality movies at https://martian-clouds.tumblr.com
Joe Levy @colddirt.bsky.social permafrost & planetary geomorphologist, assoc. prof of Earth & Env. Geosciences @colgateuniv, linker of climate change to landscape evolution, ice storyteller
Justin Filiberto @planetaryrocks.bsky.social Planetary petrologist studying the Earth, Mars, the Moon, Venus, and Mercury
Alexandra Witze @alexwitze.bsky.social Science journalist and correspondent for Nature (she/her). Opinions = my own. Reach me at alexwitze.01 (Signal), witzescience (@gmail.com), or awitze (@protonmail.com).
University of St Andrews @uniofstandrews.bsky.social Scotland's first university. Founded 1413.
Useful links: hootbio.com/www.st-andrews.ac.uk
#EverToExcel
NASA Webb Telescope @nasawebb.extwitter.link ⚠️ MIRROR OF twitter.com/NASAWebb
⚠️ If you own the original account and want to claim this, please contact @twttr-mirrors.bsky.social
Anne-Marie Weijmans @amweijmans.bsky.social Astronomer, oboist, knitter - @sdssurveys.bsky.social Data Product Manager - Public Engagement 
Matt Davenport @mrmattdavenport.bsky.social "You ask too many questions, boy."
he/him
SETI Post-Detection Hub @setihub.bsky.social Interdisciplinary research network at the University of St Andrews seti.wp.st-andrews.ac.uk
Connecting science, policy, and society to prepare for the discovery of life beyond Earth
@seti_hub at the other place
Dr. Ana Glidden @ana-glidden.bsky.social Postdoc @ MIT EAPS • Exoplanet Atmospheres • Habitability • Planet-Star Modeling
L. C. Mayorga @mayorgalc.bsky.social I have arrived.
One existential crisis from being productive.
Wayne Holmes @wayne-holmes.bsky.social Professor of Critical Studies of AI and Education @UCL. Also UNESCO Chair in the Ethics of AI and Education (with the International Research Centre on AI, Slovenia), Council of Europe (AI&ED lead expert), and UNESCO and UN (AI&ED consultant). PhD (Oxon).
IAU Working Group on Star Names (WGSN) @iau-wgsn.bsky.social Working Group on Star Names (WGSN) of the International Astronomical Union (IAU). Maintained by @susanne-m-hoffmann.bsky.social @msfa94.bsky.social
Stephanie Douglas @stephtdouglas.bsky.social Astronomer, Assistant Prof of Physics. She/her. (All opinions mine & don't represent employer; likes/RPs not endorsements; etc)
Baptiste Klein @astroklein.bsky.social Postdoc on Exoplanets and Stellar activity at Oxford
@dave.extremesolarsystem.com @dave.extremesolarsystem.com 
Henry Legg @henrylegg.bsky.social Lecturer (~asst prof) investigating quantum physics @univofstandrews.
My opinions belong to 28 highly trained monkeys and are not those of my employer.
Webpage: https://legg.wp.st-andrews.ac.uk/ 
Douglas Long @minimillian.bsky.social Staff Scientist @ STScI
All posts are my own. (Seriously, who else would want to take credit for this nonsense?)
ORCID: https://orcid.org/0000-0002-2508-9211
Ruohan Liu @ruohanliu.bsky.social PhD student @ University College London | Exoplanet Atmospheres 🪐🔭✨
Dr Sarah Casewell @astronomerslc25.bsky.social 
Jools @jools-36.bsky.social atmospheric astrophysicist | UCL | ESA Ariel
joolsclarke.co.uk
Carl Zimmer @carlzimmer.com NYT columnist. Signal: carlzimmer.51
Newsletter: https://buttondown.com/carlzimmer/
Web: http://carlzimmer.com
[This account includes a tweet archive]
@exomol.bsky.social @exomol.bsky.social 
@paulmolliere.bsky.social @paulmolliere.bsky.social Atmospheric modeling and retrieval group
Max Planck Institute for Astronomy
Junior space scientists @jrspacescientists.bsky.social We are early career/junior space scientists advocating for space science in the US!
How you can help: https://linktr.ee/savespacescience
Views are our own & do not represent those of any government agency.
Patrick Tamburo @tamburo.bsky.social Tierras postdoctoral fellow at the Harvard Center for Astrophysics.
https://patricktamburo.github.io/
https://sites.harvard.edu/tierras-observatory/
Nature Astronomy @natastron.nature.com A Nature journal dedicated to presenting the very best research across the disciplines of astronomy, astrophysics, cosmology and planetary science.📡
www.nature.com/natastron
Alex von Tunzelmann @alexvont.bsky.social Historian, writer, broadcaster. She/her. Latest book, FALLEN IDOLS, shortlisted for the Wolfson History Prize 2022. HISTORY’S SECRET HEROES and THE LUCAN OBSESSION on BBC Radio 4. One of the Silk Road Slippers https://www.silkroadslippers.com
Andrew Jones @andrewjonesspace.bsky.social Freelance journalist mainly tracking Chinese space activities. Correspondent at SpaceNews, also bylines at Spacedotcom, IEEE Spectrum and more.
Martin Dominik @everfurther.bsky.social Reader in Phys & Astro @ Univ St Andrews – Co-Director, Centre for Exoplanet Science (StA-CES) – Past President of NoRCEL – Alumnus of the Global Young Academy (GYA)- E emilyfiner @emilyfiner.bsky.social
Maureen Cohen @maureenjcohen.bsky.social Atmospheric & planetary scientist. Venus, exoplanets, Earth, Mars. Based in Edinburgh. @openuniversity.bsky.social
Emmanuel Marcq @marcqplanets.bsky.social Planetary Atmospheric Scientist (esp. #Venus, sometimes Venus-like #exoplanets). Teaching Physics and Astrophysics at Université de Versailles Saint-Quentin. Easily enthusiastic about many things though! Also on Twitter (for now): @MarcqPlanets
Tori Herridge @toriherridge.bsky.social 🏛Senior Lecturer, University of Sheffield 🎓PhD Evolutionary Biology🏝Islands 🐘Elephants🦣Mammoths🦷Teeth ⚒️1/4 of TrowelBlazers 📰EiC Open Quaternary 🎥🎙Presenter. Expcet typos.
Epi, BunnyHammer 🐇 @epi-buni.bsky.social Epi/Alexander | They/She | Agender | ADHD | PostDoc | Miniatures | Cuteness | 33 | May in fact be a series of tiny cats piloting a less tiny human | PFP by @Linnlaio.bsky.social | Banner by @infinitycat
Luis Welbanks @luiswel.bsky.social 51 Pegasi b & Presidential Postdoctoral Fellow studying the atmospheres of planets outside our Solar System at @SESEASU -> Assistant Professor @SESEASU 2025
Previously @NASA Sagan Fellow. @Gates_Cambridge
scholar at @Cambridge_Uni.
Martin Turbet @martinturbet.bsky.social CNRS scientist 🇫🇷 working at LMD/LAB/IPSL/Sorbonne Univ./Bordeaux Univ. 50% astrophysicist, 50% climate physicist. Planets and Exoplanets. Born at ~355ppm of CO2.
Nell Greenfieldboyce @ngreenfieldboyce.bsky.social I’m a science journalist who is drawn to the transient and strange.
Pia Cortes Zuleta @piacortes.bsky.social Astronoma 🌟🪐🔭 | Postdoc at the University of St Andrews, UK | PhD in Astrophysics from Aix-Marseille University | Exoplanets, stellar activity, data science, outreach |
piacortes.github.io
Alexander Thomas @spacealexspace.bsky.social Yale Astro '18. Graduate Student at Notre Dame. Buckeye by birth. Exoplanets by Trade.
Fueled by caffeine, anxiety, baseball, golf and racing
Kimberly Cartier @astrokimcartier.bsky.social Senior Science Reporter for @eos.org at the American Geophysical Union, former astronomer who still loves all things space. Posts reflect my own views. Signal: kstar.20 She/her 🏳️🌈✡️
Peter McGill @astropeter.bsky.social Staff Astronomer at Lawrence Livermore National Laboratory
Carl Sagan Institute @carlsaganinstitute.bsky.social Interdisciplinary research team at Cornell University, following Carl Sagan's legacy by building the tools to find life in the Universe.
https://carlsaganinstitute.cornell.edu/
Sharmila Kuthunur @skuthunur.bsky.social Space journalist. ✍️ in Scientific American, Astronomy Magazine, Science, Space.com, Payload Space + more. Signal @SharmilaKuthunur.01 | sharmilak@proton.me
Dr Kirsten Banks @astrokirsten.bsky.social Wiradjuri Astrophysicist 🌌 Science Communicator 🚀 PhD in Astrophysics 📚 Boring Machine 😂 Relatable Intellectual 🧑🔬
A. Suárez Mascareño @asuarezmascareno.com Hunting low mass exoplanets.
Ben Burningham @substellarfella.bsky.social Astronomer at University of Hertfordshire studying substellar atmospheres
Connor Rosenthal @astrosenthal.bsky.social Exoplanet researcher, fantasy nerd, voted most likely to die first in a horror movie. Current post-bacc researcher at UMich, incoming Astronomy PhD student at Penn State! astrosenthal.github.io
Sam Gregson @badboyofscience.bsky.social Uni of Cambridge and LHC physicist (Graduated)
Science communicator and YouTuber
The Bad Boy of Science
Linktree: https://linktr.ee/badboyofscience
@demonplanet.bsky.social @demonplanet.bsky.social L. Drake Deming. Decades of exoplanets: Ground, Hubble, Spitzer, JWST. Radiative transfer. RV of the Sun-as-a-star.
Alex Santerne @alexsanterne.bsky.social Astronomer at Aix-Marseille University / France visiting IPAG/Grenoble.
Toot a lot about Climate Change and Climate. Boycott planes, travel by train only. Opinions are my own.
Ludmila Carone @exotides.bsky.social My goodness: It's full of planets!
European in Graz.
Often to be found at Space Research Institute at Graz!
(Yes, Graz hosts the Austrian Space Research Institute. It's awesome, check it out!)
(Ja, Graz hat die Weltraumforschung und sie ist toll)
Yvette Cendes @whereisyvette.bsky.social Astronomer here! I’m a Hungarian-American radio astronomer, alias /r/Andromeda321 on Reddit. Assistant professor at the University of Oregon