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David Burbach 🇺🇸 @dburbach.bsky.social Prof. National Security and International Relations. Space security, civil-military relations. Cats, science, photography for fun. Providence RI; Oregon at heart! Personal views ONLY; no govt resources used. Assoc Ed @TNSR.org
Arturo Serrano @carturo222.bsky.social Ignyte-winning, Hugo-winning reviewer at Nerds of a Feather.
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John Marsham @johnmarsham.bsky.social Prof of Atmospheric Science, Weather, Climate, Tropical Meteorology, Communicating the Climate Crisis
Simon Lee @simonleewx.com Lecturer in Atmospheric Science, University of St Andrews. Large-scale dynamics of the atmosphere and its role in weather and climate variability, predictability and change. FRMetS. simonleewx.com
Forming Worlds Lab @formingworlds.space Forming Worlds Lab at the Kapteyn Institute, University of Groningen. We study how rocky planets form and evolve, and the conditions that make worlds habitable, connecting the origins of planets and life. formingworlds.space
Will Misener @willmisener.bsky.social Carnegie Postdoctoral Fellow at the Earth and Planets Lab in DC. PhD from UCLA EPSS. Researching exoplanet atmospheres 🪐. Also into baseball ⚾️ and trains 🚇. He/him
P.J. Blount @blountsfolly.bsky.social Asst. Prof. Space Law - Durham University
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Michael Busch @michael-w-busch.bsky.social Planetary astronomer, studying piles of rock in space. Reader of books. Drinker of tea. He/him. This is a personal account. To bigotry no sanction.
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Alessandra Candian @donnainfiorino.bsky.social Assistant Prof. at @api.uva.nl in Amsterdam | Astrochemistry | Carbon Molecules & Dust | Titan | Interdisciplinary Education | #EDI | WiF board @wif.bsky.nl | #OpenScience | Working Mum | Lazy Runner | opinions my own 
Katie Mack @astrokatie.com Cosmologist, pilot, author, connoisseur of cosmic catastrophes. TEDFellow, CIFAR Azrieli Global Scholar. Domain verified through my personal astrokatie.com website. She/her. Dr.
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Tony Dunn @tony873004.bsky.social Orbit simulations of planets, comets, asteroids and other interesting stuff. Amateur astronomer. BA: Physics & Astronomy, SFSU.
Andrea Luck @andrealuck.bsky.social 🛰️🪐 Space voyager processing space images 📡💻
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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/
SpaceNews @spacenewsinc.bsky.social Established in 1989, SpaceNews is the most trusted and comprehensive source of news and analysis of the companies, agencies, technologies and trends shaping the global space industry.
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Linnéa Gyllingberg @gyllingberg.bsky.social Fulbright scholar and Wallenberg Postdoctoral fellow @uclamath | PhD in applied math from @uppsalauni | Interested in mathematical biology, collective behaviour and complex systems | linneagyllingberg.github.io
Alejandro Soto @soto.space Planetary scientist and aerospace engineer. He/him. https://www.alejandrosoto.net
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Thomas Rauscher @rauscherthomas.bsky.social Physicist working on nucleosynthesis, theoretical nuclear physics, astrophysics, AI, ML; patent expert
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Matthias M. M. Meier @matthiasmmmeier.com Meteorites, Museums, Mars, Mountains and many more things. Meteoriticist, Noble Gaser, Space Nerd, Family Man. Director of Naturmuseum St. Gallen, Switzerland. Posts in English and German. Private account.
🇨🇭🇸🇪🇲🇫🇪🇺🇺🇦 orcid.org/0000-0002-7179-4173
Saavik ‘Careful of the Ankle’ Ford @saavikford.bsky.social CUNY Astro prof, AMNH research assoc, runner, astronomer, crafter, camper, gardener, mom, all opinions completely my own (she/her)
Jared Keller @laserwars.net Former journalist now working in strategic comms and writing about military laser weapons. Your school has no gymnastics team this is a last resort.
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Random three-body problem @threebodybot.bsky.social Random initial conditions: M between 0.1 & 150 solar masses | Speed less than 10 km/s | Positions in a 50x50 AU box | code and more info at https://github.com/kirklong/ThreeBodyBot
Andrew Parsonson @andrewparsonson.bsky.social I'm on a mission to promote European spaceflight.
Contributor to SpaceNews and Payload.
For queries, email andrewp@europeanspaceflight.com
Pramodh Senarath Yapa @pramodhyapa.bsky.social Physicist with too many hobbies and not enough (imaginary?) time. Currently: NSERC Postdoctoral Fellow @ Uppsala Universitet. Formerly: Universität Innsbruck 🇦🇹, University of Alberta 🇨🇦, and even more formerly, 🇱🇰.
https://www.pramodhyapa.com/
Cris van Eijk @crisveijk.bsky.social International law, the (space) commons, and how they're made.
PhD @newcastleuni.bsky.social | 🇺🇸🇳🇱🏳️🌈 | 🔊: krɪs van aɪk | he/him
https://www.ncl.ac.uk/law/study/research/students/current-pgr-students/cristian-van-eijk/
Good Trailcams @goodtrailcams.bsky.social trailcams
no AI ever
Wikipedia @wikipedia.org Maybe the real treasure was the citations we made along the way.
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bisspace.bsky.social @bisspace.bsky.social The British Interplanetary Society is the oldest space-advocacy and all-inclusive membership society in the World.
For over 90 years, BIS has developed visionary concepts in spaceflight, from imagination to reality.
Join us at bis-space.com/join-bis
Space Sciences Laboratory @ucbssl.bsky.social The UC Berkeley Space Sciences Laboratory (SSL) designs, builds and operates high-return, low-cost NASA missions. Our engineers, scientists and staff support a wide range of space and ground-based projects. 👇
https://www.ssl.berkeley.edu/
Mariana Sastre @marianasastre.bsky.social Colombian 🇨🇴 PhD Student at University of Groningen. NL. Working on exoplanetary geophysics and magma ocean evolution🌋
Volcano-lover and photography enthusiast.
Elise Cutts @elisecutts.bsky.social Science journalist in Austria writing for Quanta, New Scientist, Scientific American, Science, and others. Signal: emc.7243623.
Get my newsletter about the forces that shape how research is done, shared, believed, and acted upon: www.reviewertoo.com
René Tronsgaard @tronsgaard.bsky.social Exoplanet astronomer 🪐
Alex Spahn 🌋🌪️☄️ @spahn711.bsky.social Storm chaser. Volcano hunter. University Physics, Astronomy, & Earth Science Instructor. MS Physics/BS Astrophysics. Rockhounder & Mineral Collector. Raccoon whisperer. Allow me to share our planet's beauty with you. linktr.ee/spahn711
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/
Kat Lee @astrokat.bsky.social PhD student studying the first stars at Uppsala University! Former Astrobites author, GM, cellist, fiber crafter. Show me your cats please
DSCOVR 🔴 EPIC (Unofficial) @dscovr-epic.bsky.social A feed of photos of the Earth from NASA's DSCOVR EPIC camera. Note that this is not an official NASA account.
For more DSCOVR:EPIC information, see epic.gsfc.nasa.gov
Managed by 🔴 @redshift.pics
esaclimate @esaclimate.bsky.social European Space Agency's Climate Team, often posting about ESA's Climate Change Initiative programme - climate.esa.int
Josef Aschbacher @josefaschbacher.esa.int The Director General of the European Space Agency
Sean Raymond (planetplanet.net) @planetplanet.bsky.social Building crazy planetary systems on my blog planetplanet.net. Solar System formation. Exoplanets. Free-floating planets and interstellar objects. Astronomy poem book: http://amzn.to/3muytqo He/him.
Starplot @starplot.dev Starplot is a Python library for creating star charts and maps of the sky!
https://starplot.dev
⭐✨🔭
Eric Lagadec @ericlagadec.bsky.social Astrophysicien à l'Observatoire de la Côte d'Azur.
Auteur de 'Le télescope spatial James Webb' et 'L'odyssée cosmique, une histoire intime des étoiles'
Georgia Alison Marchant 🏳️⚧️ 🇵🇸 @gamarchant.bsky.social Theoretical materials scientist, searching for new magnets @ Uppsala Universitet, Institutionen för fysik och astronomi.
Trans radical feminist; antifascist; anticapitalist.
Born ‘94; Street Fighter since ‘96; physics since '10; MtG since ‘13.
She/her.
David Kipping @davidkipping.bsky.social Astronomy, Exoplanets, Astrobiology, Cool Worlds Lab, Columbia University. Be kind to one another.
Yamila Miguel @astroyami.bsky.social Exo-planet enthusiast. Prof. at Leiden Observatory and SRON. Pet lover <3 
Maddie Lam @maddielam.bsky.social PhD in Astrophysics at Trinity College Dublin studying atmospheres and clouds on brown dwarfs (aka overachieving planets) ☁️🪐
Previously at: University of Sydney, Lund University
they/them
https://madeline-lam.github.io/
Dr Catherine Regan @catherineregan.bsky.social Planetary scientist and science communicator 🚀 postdoctoral researcher at West Virginia University 🇺🇸 previously at MSSL, University College London 🇬🇧 she/her
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
McGill Interstellar Flight Research Group @mcgill-adastra.bsky.social Interstellar Flight Experimental Research Group @mcgill.ca : Researching the technologies that will make our civilization multi-stellar.
https://interstellarflight.space/
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)
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
Taylor Bell @taylorbell275.bsky.social ESA/AURA Astronomer at STScI, working on exoplanet atmospheric characterization, MIRI, and time-series observations. Posts are my own and do not necessarily reflect the views of STScI, ESA, or AURA.
Passionate about hiking, camping, and canoeing.
He/him
Shashank Dholakia @astroshashank.bsky.social Astrophysics PhD at University of Queensland | UC Berkeley '21 | Exoplanets and Stars | @astrosoundbites.bsky.social co-host | Astrophotographer
shashankdholakia.github.io
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
Baptiste Klein @astroklein.bsky.social Postdoc on Exoplanets and Stellar activity at Oxford
Luke Parker @luke-parker.bsky.social Astrophysics PhD student at the university of Oxford studying exoplanet atmospheres
Tobias G. Meier @tgmeier.bsky.social Postdoc at the University of Oxford. Interior dynamics of rocky exoplanets 🌋
Érika Le Bourdais @astroerika.bsky.social Sometimes I think about geriatric stars that eat dead planets | PhD Student at UMontreal and Trottier Institute for Research on Exoplanets 🇨🇦
Claire Marie Guimond @xoplanets.bsky.social Postdoc and incoming Junior Research Fellow at the University of Oxford. Using geophysics and geochemistry to understand rocky exoplanets.
Suzanne Aigrain @airbornegrain.bsky.social Discovering and understanding planets and their host stars. Watch my TEDx talk: https://t.ly/sk2wB
@paulmolliere.bsky.social @paulmolliere.bsky.social Atmospheric modeling and retrieval group
Max Planck Institute for Astronomy
ITYSL memes 💦🥩 @ityslmemes.com I Think You Should Leave & anything Tim Robinson.
Welcome to the Dangerous Nights Crew
@ITYSL_memes on other apps | ityslmemes.com
That’s A Chunky: An ITYSL Podcast @thatsachunky.bsky.social
Also me: @subjimminal.bsky.social, @phantomtollbot.bsky.social
CRIMINAL SIMPSONS @criminalsimpsons.bsky.social dissin' your fly girl
yoinkin' your memes
(not the guy from twitter)
Gijs D Mulders @gijsmulders.com Exoplanet Astronomy
Assistant Professor
Santiago de Chile
http://gijs.cl
\m/
Ethan Landes @ethanlandes.bsky.social Philosopher, broadly construed, at Eindhoven | Video games | Expat malaise | Linguistic stuff
John Gizis @johngizis.bsky.social Astronomer, University of Delaware
Speaking for myself. 
Logan Pearce @loganpearce.com Astronomer, ELT Fellow at U-M. Currently the Grand Canyon Astronomer in Residence!
Website: www.loganpearcescience.com
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.
Roman for Scientists @nancyromansci.bsky.social NancyRomanSci is managed by the Roman Science Centers and provides researchers with the most up-to-date information related to doing science with NASA's Nancy Grace Roman Space Telescope
Rogier Braakman @rogierbraakman.bsky.social Studying metabolic evolution, microbial macroevolution, biospheric self-organization, and the feedbacks between Earth and life. Dad, Husband, Scientist.
https://rogierbraakman.com/
Das Baskill @drdasb.bsky.social Astrophysicist & photographer in Brighton.
Arthur Magalhães @arthurmagalhaes.bsky.social
PhD student at Nicolaus Copernicus Astronomical Center 🇵🇱 | Former: UFMG, Uppsala University, USP | Interested in star clusters & stellar formation ✨
Guy Watkins @guywatkins.bsky.social 🪐 MPhys Astrophysics with Space Science student at The Open University.
🪐 Aspiring astrobiologist/planetary scientist. FRAS.
🪐 http://guywatkins.space
🏃 Novice trail runner
Matt Nixon @nixonmatthew.bsky.social 51 Pegasi b Fellow at Arizona State University and jazz enthusiast
Faith Hawthorn @faithinspace.bsky.social Postdoc 🪐 University of Warwick Astro Group studying transiting exoplanets with TESS + NGTS 🪐 bass guitar wrangler, disaster goth 🪐 they/she
Internet Archive @archive.org Internet Archive is a non-profit research library preserving web pages, books, movies & audio for public access. Explore web history via the Wayback Machine. 
Populär Astronomi @popularastronomi.se Sveriges ledande populärvetenskapliga tidskrift om rymden och astronomi. https://popularastronomi.se
Michael Palumbo @michaelpalumbo.bsky.social 🪐 astronomer/postdoc @ flatiron institute
🇲🇽>🇨🇦 pct '24
🌳 probably in the woods somewhere
he/him
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
Ivelin Georgiev @reivonization.bsky.social Interested in Reonization 🎆, Education🎓 and all round Cosmological Information! ✨
Nienke van der Marel @nienkemarel.bsky.social Assistant professor of astronomy at Leiden Observatory | Leiden University | Formerly 🇨🇦&🇺🇲 | Planet formation | ALMA | Astromom | Outreach | She/her/hers | Views my own
South Pole Telescope @sptelescope.bsky.social A 10-meter diameter sub-mm wavelength telescope observing the cosmic microwave background from the South Pole, Antarctica.
The Planetary Society @planetarysociety.bsky.social A space advocacy nonprofit founded in 1980 by Carl Sagan, Bruce Murray, and Louis Friedman, now led by Bill Nye.
Find your place in space.
Become a member today: https://www.planetary.org/
zach silberberg @zachsilberberg.bsky.social ceramicist in new york https://linktr.ee/yondermen