Niamh O’Sullivan @niamhk12.bsky.social DPhil student at the University of Oxford. A stellar physicist pretending to be an exoplanet finder 🌟🪐🌟
Trace Dominguez @tracedominguez.com I make internet, TV, video, and podcasts. If you want to learn something new, I can help
Weekly astronomy update: www.pbs.org/show/star-gazers/
Weekly sci/fun podcast: That's Absurd Please Elaborate: pod.link/1680094699
Everything Else: linktr.ee/trace
Stuart Atkinson @stuartatkinson.bsky.social Amateur astronomer and author of science fiction and science reference books, including "A Cat's Guide to The Night Sky". Fascinated by Mars since knee high to R2D2 and owned by a very demanding rescue cat called Jess. 
Louis Desdoigts @gradientrider.bsky.social Postdoc in Astrophysics and Instrumentation at Leiden University, previous PhD at Sydney University.
I do telescopes 🔭 statistics 📈 and algorithms 🤓 to study stars ✨ and exoplanets 🪐
Jayke Samson Nguyen @jayke.io Astrophysicist building instruments for large telescopes to search for directly imaged exoplanets around stars
6th Year Ph.D. Candidate @ UCSD A&A Department in the Konopacky Group.
jayke.io
Markus Pössel @mpoessel.de Astronomy and relativity outreach (Tweets in German & English) | personal account | he/his | managing scientist @hausderastronomie.bsky.social | director @astro4edu.bsky.social |outreach @mpi-astro.bsky.social | Seestar enthusiast
Mara Attia @marattia.bsky.social 🪐 Astrophysicist, PhD. Expert in exoplanets.
✊ Mais aussi enby woke islamogauchiste.
🏳️⚧️ Pronouns: they/them.
Neil deGrasse Tyson @neildegrassetyson.com Astrophysicist
Marie-Eve Naud @marie-evenaud.bsky.social Astronome et communicatrice scientifique, passionnée d'éducation et d'environnement
Olivier Hernandez @olivierher.bsky.social Astrophysicien (UdeM) 🌌| Directeur du Planétarium de Montréal | JWST | NIRPS | Montréal | Tri 🏊♂️🚴♂️🏃♂️
Prof. Emily Levesque 🤓✨🔭📚 @emsque.bsky.social Astronomy professor, author of #TheLastStargazers, weird star enthusiast, human exclamation point.
Carolyn Porco @carolynporco.bsky.social Voyager & Cassini! AAS Carl Sagan Medal 2010. Asteroid Porco 7231. Inaugural NatGeo Eliza Scidmore Award. Living my best life.
If you like what you see here, signup for my newsletter on Substack!
https://carolynporco.substack.com/
Andy Rivkin @asrivkin.bsky.social Planetary Astronomer on #TeamAsteroid; Gedankenband member/guitarist; “Surprisingly nonchalant” according to Wired. He/him הנני 🌻
Work Output: https://scholar.google.com/citations?user=aGVsk3IAAAAJ
Play output: https://andyrivkin.bandcamp.com
Astropierre @astropierre.com Médiateur scientifique, conférencier et chargé de projets. #Freelance
Ici, on parle de science, mais pas que...
Posez-moi vos questions, ça ne coûte rien ;)
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'
Ed Hawkins @edhawkins.org Climate scientist at the National Centre for Atmospheric Science, University of Reading | IPCC AR6 Lead Author | MBE | Views own | https://edhawkins.org
Warming Stripes: http://www.ShowYourStripes.info
Michael E. Mann @michaelemann.bsky.social Scientist/Author/Speaker; Presidential Distinguished Prof/Director Center for Science, Sustainability & the Media, U. Penn; National Academy of Sciences; American Academy of Arts & Sciences; Royal Society; Tyler Prize
Prof. Stefan Rahmstorf @rahmstorf.bsky.social Climate scientist, professor of Physics of the Oceans in Potsdam. Dad. Opinions my own.
Born at 317 ppm CO2.
Yvan Dutil @yvandutil.bsky.social Astrophysicien, énergie, développement durable, radioprotection, systèmes spatiaux, mode de scrutin. @YvanDutil@mstdn.science threads @yvan_dutil
https://orcid.org/0000-0002-3843-7473
Chris Mihos @chrismihos.bsky.social astronomer, frustrated sports fan, perpetually confused family man.
Publications of the Astronomical Society of Australia @pasajournal.bsky.social Official account for Publications of the Astronomical Society of Australia (PASA). We are a leading open access journal which publishes new and significant peer-reviewed research in astronomy and astrophysics. https://tinyurl.com/4n9324mj
Aaron DeVries🌎 @aaronmdevries.bsky.social He/him, DIY Aerospace, game dev, 3D modeling, 3Dprinting, writer,
Terran 🌎
I make things
http://mastodon.social/@Aaron_DeVries
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
Jörg Hillebrand @gaghyogi49.bsky.social I ❤️ Star Trek, every incarnation of it. Period. Don't try to read any negativity in my posts - it's simply not there.
#StarTrekPicard Research Assistant
https://linktr.ee/gaghyogi49
David Wilson @astrodave2.bsky.social Astronomer at CU Boulder. I look at small stars with space telescopes. In my spare time I run medium distances, build and paint various tiny plastic people and visit old ships. He/Him
Jingyuan Zhao (赵经远) @astrozhao.bsky.social Amateur Astronomer. Member of Chinese Astronomical Society, Shandong Astronomical Society, Xingming Observatory. I have discovered many new celestial bodies.
Asteroid (739634) Zhaojingyuan.
My Scientific Publications: https://orcid.org/0000-0002-2770-3481
Springer Nature @springernature.com Leading research publisher empowering researchers, educators, and health professionals with our trusted brands for 180+ years. #BePartOfProgress
https://group.springernature.com/gp/group
Site notice http://bit.ly/2oAyLi1
Astronomy, Astrophysics & Space Science | SpringerNature @astro.springernature.com Features space science, astronomy and astrophysics publications for professional researchers and amateurs by @SpringerNature.com
Kapteyn Astronomical Institute @kapteynastro.bsky.social Bluesky account of the Kapteyn Astronomical Institute, University of Groningen, the Netherlands
Stephen Schmidt @spschmidt.bsky.social PhD student at Johns Hopkins University. I'm interested in finding out more about stars and exoplanets by how they interact with each other. I also like taking pictures of things. Check out my website: spschmidt.github.io
Marshall @captain-exoplanet.bsky.social Astronomer, birder, TTRPG player and gluten-free cook. he/him.
Jonathan Crass @jcrass.space Instrument Scientist in the Department of Astronomy at The Ohio State University. Build instruments for telescopes I Outreach | British | He/Him 🏳️🌈
Andres Meza @nbody6.bsky.social Astrofísico
Santiago - Chile
Gabriel GAB Fonseca @gabrielgabfonseca.bsky.social Astronomy Undergrad (UFRJ) ⬢ Producer & Science Advisor for The Sojourn Audiodrama ⬢ Retired Minerva Rockets/Sats ⬢ Occasional writer-of-things
He/Him ('They' in a pinch)
Blog: https://orangehexahedra.blogspot.com/
Jonathan O'Callaghan @astrojonny.bsky.social Freelance space journalist. British Science Journalist of the Year 2024. Words in The New York Times, Scientific American, New Scientist, BBC, WIRED, + more.
Bangkok, Thailand
jdaoca@gmail.com
@astro_jonny on Twitter
https://www.jonathanocallaghan.com/
L. Felipe Benites @lfelipeb.bsky.social Mino Postdoctoral Fellow at the @setiinstitute.bsky.social | Gardener and Evolutionary Biologist | Astrobiology | Virus evolution | Children's book author | Experimental musician | Brasileiro.
https://lfbenites.com/
Keith Cooper @keithpcooper.bsky.social Science journalist; author of The Contact Paradox (Bloomsbury Sigma, 2019) and Amazing Worlds of Science Fiction and Science Fact (Reaktion Books, 2025), which was selected for the Locus 2025 Recommended Reading List.
Science Friday @scifri.bsky.social Entertaining & educational conversations about science, tech, + more. Hosted by Ira Flatow and Flora Lichtman. From WNYCStudios.
The Star Formation Newsletter @starformationnews.org Since 1992, the Star Formation Newsletter has been the premier destination for news about star & protoplanetary disk formation. We publish a monthly newsletter of papers, interviews, upcoming conferences, and more!
Web: https://starformationnews.org
Melissa Sevigny @melissasevigny.bsky.social Science journalist in Flagstaff, Arizona. Author of Brave the Wild River (WW Norton, 2023), Mythical River, and Under Desert Skies. I write about science, nature, rivers, space. Trekkie! www.melissasevigny.com
Adrian Price-Whelan @adrian.pw (he/him)
Astronomer;
Leads the Nearby Universe group at the Flatiron Institute / CCA;
Asst. Director of Scientific Software @ Simons Foundation;
Astropy;
Music;
https://adrian.pw 
Flatiron Institute @flatironinstitute.org Advancing scientific research through computational methods and software tools. Centers: #FlatironCCA, #FlatironCCB, #FlatironCCM, #FlatironCCN and #FlatironCCQ
Atacama Large Aperture Submillimeter Telescope @atlastdesign.bsky.social Development study for a next-generation 50-meter aperture single-dish sub-millimeter astronomical facility powered by renewable energy. Website: atlast.uio.no. 
Joseph Karpinski @josephkarpinski.bsky.social 
Jessica Syafaq Muthmaina @yourastrophysicist.bsky.social Observationally speaking, im an astrophysicist and cosmologist.
RAS Journals @rasjournals.bsky.social Official account for Monthly Notices of the Royal Astronomical Society (MNRAS), Geophysical Journal International (GJI) and RAS Techniques and Instruments (RASTI). See also https://academic.oup.com/rasjournals
Michael Merrifield @astromikemerri.bsky.social Emeritus professor of astronomy at the University of Nottingham. Too frequent appearances on YouTube. All my own views.
A/Prof Natasha Hurley-Walker @colourfulcosmos.bsky.social Radio astronomer, transport cyclist, board gamer, mum of two, survivor of the great Xodus 2024
Mike Kuhn @mikeakuhn.bsky.social Astronomer interested in star formation and statistics. Senior Lecturer at the University of Hertfordshire. Formerly Caltech, Universidad de Valparaíso, and Penn State. https://star.herts.ac.uk/~kuhn/
Dr Seasoned Rice, Goddess Most Divinely Made @seasonedrice.bsky.social afraid of soup plates
astrophysics phd...
...but mostly posts about movies, video games, and anime
likely the final postdoc to ever exist
queer transfem
my dad once wanted to quit grad school and become a courier
rip cohost.org/SeasonedRice
she/her
David ALBERTO @astrolabe-science.fr French Physics & Chem. teacher. He. Astronomy, sundials.
Prof. phys.-chim. lycée tech.
Astronomie, gnomonique, instruments astro. anciens. Also on Mastodon
💻Python, TeXLaTeX
🗣️ 🇫🇷 🇬🇧 🇪🇸 🇵🇹
Assos : UdPPC, SAF, CLEA.
www.astrolabe-science.fr
Melina Thévenot🏳️⚧️ @melina-iras07572.bsky.social I was a volunteer of astronomical research. I create images with #JWST data. Also known as "Lazy Planet 27" on some accounts.
German 🇩🇪 no genAI 🚫🤖
trans, chronic pain, mental illness
https://melinathevenot.carrd.co/
she/her
Adam Trotter @astrotter.bsky.social North Carolinian, former astronomer. Enjoying gardening, nature photography and hiking the local trails. he/him 🏳️🌈
WomanAstro @womanastro.bsky.social 
Benjamin Pope @benjaminpope.bsky.social Australian astronomer
he/him
Sydney/Gadi
Nikolaus Sulzenauer @nikiszr.bsky.social PhD researcher pondering the cosmic abyss @MPIfR
Jorge Salazar @jorgesalazar.bsky.social Science Writer at the Texas Advanced Computing Center, UT Austin. Podcaster, photography. https://tacc.utexas.edu/
NSF-Simons AI Institute for Cosmic Origins (CosmicAI) @nsfsimonscosmicai.bsky.social Funded by the U.S. National Science Foundation and the Simons Foundation. Driving AI innovation to explore cosmic origins and make astronomy more accessible and collaborative.
Dr. Jake Turner 📡🧲🪐 @astrojaket.bsky.social Astronomer studying the magnetic fields & atmospheres of exoplanets at Cornell | Environmentalist & activist | Photographer | Traveler | (he/him) | #BLM #LGBTQ #Climate #Resister #FBR
🐦: astro_journey
🔗: https://astrojaketurner.space/
Remco de Kok @planetremco.bsky.social Academic wanderer, all the atmospheres, dad, husband, runner. He/him.
Khristian Jones @khristianjones.bsky.social Electrical Engineer @ ARO/Steward Observatory. Metal Gear Solid Fanatic
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.
Kathleen Mandt, PhD @mommascientist.bsky.social Planetary scientist and Yorkie Mom. Exploring the solar system. Opinions are my own.
Will Snyder @wlsnyder.williamlsnyder.net Husband, Father, Veteran, IT Linux Superhero, 3D Modeler (Blender), Amateur Astronomer, SciFi Lover, and all round geek.
Benjy Sedano-Herrera @bencyano7.bsky.social PhD student at the DEEM team, CNRS & Université Paris-Saclay
cyanobacteria, bioinformatics, evolution, and astrobiology
🇵🇪 🇳🇱 🇺🇸 🇫🇷
benjy.sedano@universite-paris-saclay.fr
Tony Dunn @tony873004.bsky.social Orbit simulations of planets, comets, asteroids and other interesting stuff. Amateur astronomer. BA: Physics & Astronomy, SFSU.
Community of European Solar Radio Astronomers (CESRA) @cesra.bsky.social The Community of European Solar Radio Astronomers (CESRA) is an organization of scientists to stimulate research of the Sun by means of radio waves.
https://cesra.net
Keith Bramley @keefbram.bsky.social Astrophotographer and Electromagnetics Engineer. Interested in Astronomy, Technology, Astrophotography and Space Flight 🔭 📷 🚀
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- E Eric Mamajek @ericmamajek.bsky.social Star guy. Statements and opinions posted here are my own.
Dr. Susan E. Mullally @mustaric.bsky.social Astronomer -- Baltimore -- Exoplanets -- Mother -- Choir -- Games
Posts my own.
CASCA GSC @cascagsc.bsky.social the canadian astronomical society graduate student committee
linktr.ee/cascagsc
Madyson Barber @madysonbarber.bsky.social phd student at unc chapel hill playing hide-and-seek with baby exoplanets
she/her | madysonb.github.io
Graham Doskoch @astrohde.bsky.social Astronomy PhD candidate at WVU working on pulsars and gravitational wave detection with PTAs. Runner, avid reader, Astrobites alum.
The Conversation @theconversation.com News by experts. Free, independent and based on evidence.
This is a placeholder account - we're active on our national editions, which you can see on our pinned post.
Becca Owen @beccapox.bsky.social Science writer, teacher, cellist, horsegirl.
Reymond Aguinaldo @mondinspace.bsky.social Space, science and wonder. Personal account. Views and opinions my own. Socials: @mondinspace
Summer ✨ @sumrtime.bsky.social Huge fan of space, both personal and outer.
Astrophysicist 💫
Scicommer ⚛️
Space Cadet 🚀
Lunatic 🌙
TBTL10 📻
summerash.com
Mark O’Neill 🐻 @radiobeartime.com Ursine Plenipotentiary. Defrocked astrophysicist. Aire échta for hire.
Official sponsor of the 🐻 emoji
“O fish, are you constant to the old covenant?”
Was @marxculture on Twitter
Leigh Fletcher @leighfletcher.bsky.social Planetary scientist, Dad-in-training, space enthusiast, Professor based at the University of Leicester
https://linktr.ee/leigh.fletcher
https://orcid.org/0000-0001-5834-9588
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/
California Academy of Sciences @calacademy.bsky.social Natural history museum, research institute, aquarium, planetarium, rainforest, & so much more — all under one living roof.
Nature @nature.com Research, news, and commentary from Nature, the international science journal. For daily science news, get Nature Briefing: https://go.nature.com/get-Nature-Briefing
Hinna @hinsterrr.bsky.social PhD Candidate | Exoplanet atmospheres 🪐
Johanna Teske @johannateske.bsky.social She/her/hers. Astronomer, runner, feminist, vegan, Nats fan, Peloton fan.
Leo ☢ (Milagro y error) @leoga.bsky.social ☢ Juego con cosas radiactivas ☢ Defiendo la Ciencia y el pensamiento crítico 🧪🔬🧐Aprendiendo todos los días💡
John Ilee @johnilee.bsky.social STFC Ernest Rutherford Fellow &
Associate Professor of Astrophysics at the University of Leeds. Assembled in Yorkshire.
https://johnilee.github.io/
The Conversation AUNZ @aunz.theconversation.com Independent news from the sharpest academic minds.
📰 Read: http://theconversation.com/au
🤳 Subscribe for free: https://shorturl.at/Xp6g8
💸 Donate: http://bit.ly/3JKj16a
Science Magazine @science.org Cutting-edge research, news, commentary, and visuals from the Science family of journals. https://www.science.org
Thomas Telkamp @telkamp.eu Satellites, Radio Astronomy, SDR, Signal Processing, GPU.
CTO Lacuna Space. Dwingeloo Radio Telescope.
Richard Pogge @rwpogge.bsky.social Astronomer, instrument builder, professor, spectroscopist, sometime planet hunter, cook, serious walker, pronounced ˈpoʊɡi. I speak only for myself.
Maria Varmazis @varmaz.is 🎙️ Host @ N2K CyberWire (T-Minus Space-Cyber Briefing, Hacking Humans)
🖌️ Cartoonist & painter
🚴🏻♀️ Cycling, astronomy, gardening, gaming
🪐 #NASAsocial alum
📍Massachusetts 💖
Read about what I'm making: https://mariamakesamess.com/- A Philipp Huber @astrophilipp.bsky.social Exoplaneteer & PhD Student @ ETH Zurich 🇨🇭
Working on the future of exoplanet imaging with nulling interferometers 🌍
Adam Rains @spectraltypos.bsky.social astronomer & science communicator, 🇦🇺➡️🇸🇪➡️🇨🇱, he/him
https://adrains.github.io/
Katey Alatalo, Ph.D. @kateyalatalo.com Astronomer ✨ Dreamer ✨ Crime Scene Investigator for Galaxies ✨Views are my own
The sky calls to us, if we do not destroy ourselves we will one day venture to the stars. - Carl Sagan
Duncan Christie @astroduncan.bsky.social Astrophysicist. Postdoctoral researcher at the MPIA. Exoplanet atmospheres. (he/him/his)
www.duncanchristie.net
Ruohan Liu @ruohanliu.bsky.social PhD student @ University College London | Exoplanet Atmospheres 🪐🔭✨
marisa castiñeira @mcastigarcia.bsky.social Ardentía en Carnota, mar e ceo, o sitio de mi recreo. Son profesora de bioloxía e xeoloxía en instituto público, no #Dieste. De Malpica e escéptica.
Kristin L. Gray @kristinlgray.bsky.social Author, reader, sunshine seeker
BAHA user 🤟
Former RN 🩺
Fan of unsolved mysteries, science, space
Student pilot ✈️
Sometimes copy editor ✍🏻
MURDER AT PENGUIN RANCH (‘26) 🇦🇶
Rep: Caryn Wiseman ABLA
Mike Sturm @jmichaelsturm.bsky.social Husband. Dad. Christ follower (love your neighbor type). Linux and open-source software enthusiast. Space junky. Amateur astrophotographer. Hard disk drive firmware engineer from Edmond, Oklahoma.