Prof. Brittany Miles @bemiles.bsky.social Assistant Professor at the University of Arizona. Astronomer. Aunty.
She/Her.
https://bemiles.github.io/
infraredastronomy.tumblr.com
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.
Dr. Nick Attree @nickattree.eurosky.social Planetary scientist @iaacsic.bsky.social, working on @esa.int Rosetta & @cometinterceptor.bsky.social (Nucleus WG chair). Prev @TU-Braunschweig.de, @LAM, @QMUL, @physicsuol.bsky.social 🇬🇧🇪🇸🇪🇺
https://sites.google.com/view/nickattree
ORCID: 0000-0003-3344-6693
Pieter T. L. Beck @ptrbck.bsky.social Philosopher and historian of science: experimentation, chemistry, and the epistemology of (science) education
FWO Senior Postdoc @ Ghent University.
Research: https://research.flw.ugent.be/nl/pieter.beck
Blog: https://pietertlbeck.wordpress.com/
Nobel Prize @nobelprize.org The official Bluesky account of the Nobel Prize.
Celebrating the work and discoveries that have had the greatest benefit to humankind.
Bantshire University @bantshireuni.bsky.social We throb knowledge, we pulse excellence. Ranked No.1 in the UK for Canteen Facilities (CEF, 2024). Vice-Chancellor Vince Chancelier (He/VC). Parody.
21 Group @21group.bsky.social A staff group founded at Cambridge in 2023, supporting members facing institutional retaliation.
David Kipping @davidkipping.bsky.social Astronomy, Exoplanets, Astrobiology, Cool Worlds Lab, Columbia University. Be kind to one another.
Toby Rodel 🏳️🌈🏳️⚧️🦕🦖 @astrotobe.bsky.social (They/Them)
PhD astronomer studying exoplanets at Queen’s University Belfast
Lover of dinosaurs 
Dr Dave Clements @davecl.bsky.social Astrophysicist at Imperial College. Extragalactic astronomy, observational cosmology, astrobiology. Writes science fiction. Not speaking for anybody. Science for Fiction podcast https://open.spotify.com/show/7HzQoyNyNI115W3kgqZAku?si=jK0XQYAyS1ubvzD76spbEg
Clare Burrage @clareburrage.bsky.social Cosmologist at the University of Nottingham
Gavin Lamb 🇳🇿🇬🇧🏴☠️ @drgavinplamb.bsky.social (He/Him) Astrophysics researcher at the Astrophysics Research Institute, LJMU, UK. My interests include gamma-ray bursts and gravitational wave sources.
Akira is my go-to manga; I still have Arcane living rent-free in my head, mundus sine caesaribus
Sohini Dutta @sohinidutta.bsky.social PhD student in Cosmology at the Jodrell Bank Centre for Astrophysics, The University of Manchester | Avid craft and art maker | Collector of hobbies
Dr Adam J. Finley @adamfinley.bsky.social ESA Research Fellow at ESTEC in the Netherlands. Investigating the Sun's magnetic activity, solar wind connection science, and the spin-down of Sun-like stars. Previously a postdoc at CEA Paris-Saclay and PhD at Uni of Exeter.
Kielder Observatory @kielderobservatory.bsky.social In the largest Gold Tier Dark Sky Park in Europe. We want everyone to experience moments of inspiration, wonder and hope through observing the cosmos.
Paul Crowther @paul-crowther.bsky.social Astrophysics prof at Sheffield University researching massive stars and related stuff. Interested in UK science policy. RAS Vice-President (Astronomy) 2025-2027
Keighley Rockcliffe @kerockcliffe.bsky.social in no particular order: she/her, exoplanet astronomer, writer for APOD, cat mom, cheese lover, Dunkin connoisseur, 🏳️🌈, kdrama enthusiast, trying to be a halfway decent human being 🍉
kerockcliffe.com
Mark Popinchalk @markpopinchalk.bsky.social Astrophysics postdoc at AMNH | writer for @astrobites.bsky.social | planetarium presenter | Likes ultimate frisbee, volleyball, and all kinds of games. He/Him
Sabina Sagynbayeva @sabinastro.bsky.social (astro)Physics PhD. Astrobites alum. From Kazakhstan 🇰🇿. She/her.
Musical theater nerd, so pretty much insufferable.
Statistics, planets, and stellar cartography.
https://ssagynbayeva.github.io
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. 🏳️🌈💗💜. Carrboro Citizen. http://andrewwmann.com
Abby Lee @abigaillee.bsky.social Astrophysics postdoc @ucberkeleyofficial.bsky.social
Dr. Clarissa R. Do Ó @astroclary.bsky.social b. thomas soifer (exp) postdoctoral fellow @ caltech astro | ucsb and ucsd alum | coffee, ⛸ , Star Wars
clarissardoo.github.io
Caltech IPAC @caltechipac.bsky.social IPAC at Caltech partners with NASA, NSF, JPL, and the worldwide research community to advance the exploration of our Universe. www.ipac.caltech.edu
astrosoundbites.bsky.social @astrosoundbites.bsky.social Four graduate students bring you cutting-edge astronomy research, a space sound of the bi-weekly fortnight, and a volley of (semi) witty banter.
https://astrosoundbites.com/episodes/
abbew25.bsky.social @abbew25.bsky.social PhD in cosmology | martial arts enthusiast | cat lover | coffee addict | @astrobites.bsky.social author!
Dr Kirsten Banks @astrokirsten.bsky.social Wiradjuri Astrophysicist 🌌 Science Communicator 🚀 PhD in Astrophysics 📚 Boring Machine 😂 Relatable Intellectual 🧑🔬
Jennifer L. Hoffman ✨😷 @astroprofhoff.bsky.social Astronomer, professor, birder, singer, cat communer (she/her)
University of Denver, @chamberlin-obs.bsky.social
Past Grand Canyon Astronomer in Residence
Michael Brown @mjibrown.bsky.social Astronomer, Monash academic, Conversation writer, cycling commuter or mamil.
https://research.monash.edu/en/persons/michael-brown
Cliff Johnson @lcjohnso.bsky.social Astronomer and Zooniverse Co-Director | NorthwesternU + Adler Planetarium | Things that are amazing: galaxies, star clusters, and big shiny telescopes.
Science Magazine @science.org Cutting-edge research, news, commentary, and visuals from the Science family of journals. https://www.science.org
Institute for Gravitational Research @uofgravity.bsky.social We are the Institute for Gravitational Research at @UofGlasgow.bsky.social, the
UK centre of gravity for #gravitationalwaves research!
University of Cambridge @cam.ac.uk Official account for the University of Cambridge. Follow us for research, news, events and student stories from the Cambridge community 🎓📚
John Womersley @johnwomersley.bsky.social Special Advisor, University of Edinburgh. Former Director General of European Spallation Source and CEO of Science and Technology Facilities Council. Physicist and cynic. Posting in a personal capcity.
Lucien Heurtier @lucienheurtier.bsky.social Theoretical Physicist at King's Coll. London @KCL_Physics #cosmology, #particles, #Universe, #darkmatter, #blackholes. Write fast, the Universe expands...
https://lheurtier.github.io/index.html
Ken Rice @kenrice.bsky.social Interested in #scicomm, in particular about astronomy and climate change. Professor of Computational Astrophysics and Head of Institute for Astronomy, Univ. of Edinburgh. Views own, of course.
Mike Lund @lowbacca.bsky.social Astro Applications Developer and Acta Prima Aprilia editor
Mathew Owens @mathewjowens.bsky.social Space physicist doing a poor impersonation of a meteorologist at the University of Reading.
https://mathewjowens.github.io/
Dr Luke Barnard @lukebarnard.bsky.social Space Weather Forecasting Researcher
UKRI Future Leaders Fellow
University of Reading
UK
The Royal Society @royalsociety.org The Royal Society is a Fellowship of many of the world's most eminent scientists and is the oldest scientific academy in continuous existence.
https://royalsociety.org/
Physics World @physicsworld.bsky.social News, views and information for the global physics community. physicsworld.com
UK Research and Innovation @ukri.org The UK’s largest public funder of research. Our mission is to advance knowledge, improve lives and drive growth.
#FundedByYou
Also autoposting to @news.ukri.org, @funding.ukri.org, @blogs.ukri.org and @events.ukri.org. Topic specific feeds coming soon!
The Ogden Trust @ogdentrust.bsky.social We love physics and want to help you love it too! We offer a portfolio of free CPD and work with teachers, senior leaders and university partners to ensure access to high-quality physics education and the opportunities that can bring.
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/
Sebastián @sebstellar.bsky.social Astrónomo 🇲🇽☀️🌌 • Astronomy PhD Candidate @ GSU • RECONS & SMARTS Fellow • RKSTAR Survey of K-dwarfs 🟠 • I like the LAD and Indie/Club Dance Music and Electro Rock • él/he- E Eric Mamajek @ericmamajek.bsky.social Star guy. Statements and opinions posted here are my own.
Eliot Halley Vrijmoet @eliothalley.bsky.social dynamics of all the little guys: M dwarfs + BDs + planets
Smith College + FCAD postdoc fellow + RECONS
🏳️⚧️ he/him since 2012 🏳️🌈 http://www.science.smith.edu/~evrijmoet
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
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. 
Scott Trager @sctrager.bsky.social Geek. Astronomer at Kapteyn Astronomical Institute, U Groningen, NL. Sort of but not quite Dutch. Lover of loud noisy music and good food. WEAVE Project Scientist and Deputy PI. Scientific Director of NOVA but I don’t speak for NOVA on here
Adam McMaster @adammc.space I’m an astronomer who is searching for black holes with the help of citizen scientists at https://black-hole-hunters.org
I write an astronomy newsletter at https://three-alpha.space and a blog at https://www.twelvemountains.com
Marcin Semczuk @msemczuk.bsky.social Dad & Husband | Postdoc in Astrophysics (galactic dynamics & morphology) at the Universitat de Barcelona 🌌 | 🇵🇱 in 🇪🇸 | FPL enthusiast ⚽️
Miguel Vioque @mvioque.bsky.social Astronomer from Sevilla. PhD from University of Leeds and ESA. Worked for ALMA in Santiago and now research fellow at ESO-Munich. Love star and planet formation. Many hours with Gaia. https://mvioque.github.io
Jayde Willingham @jaydewst.bsky.social PhD candidate @ Swinburne University aspiring to understand how the first galaxies formed and how we got here. 🌌🪐💫 Keeping well read and caffeinated. 📚☕
jaydewillingham.github.io
instagram.com/jaydewst/
Anavi Uppal @anaviuppal.bsky.social Astronomy & Astrophysics PhD student at UC Santa Cruz | Freelance science journalist
Sowkhya Shanbhog @chaotic-cosmos.bsky.social 
Veronika Dornan @dornanv.bsky.social 🔭 Post-doctoral research associate at The University of Edinburgh studying extragalactic globular star clusters (she/her)
dornanv.github.io/
shalininthestars @shalinikv.bsky.social Shalini Kurinchi-Vendhan (she/her)
⟡ Ph.D. Student in Astrophysics
⟡ @astrobites.bsky.social writer and editor
Ryan White @astroryan.bsky.social Astrophysics student at Macquarie University, artist, bread obsessed. Studying cool (but actually quite hot) stars 🌟 @astrobites.bsky.social author 🪐 i have art too! @ryanwhiteartist.bsky.social 🖌️
ryanwhite1.github.io
(he/him)
Niloofar Sharei @astroneal.bsky.social Small bright things in faraway galaxies
🔭🌌|Astronomy PhD Candidate @ UCR| @astrobites.bsky.social Author 💫| Plant-leaning wanderer🌿✨
Neev Shah @neevshah101.bsky.social he/him | astro PhD student @stewardobservatory.bsky.social @uarizona 🌵| @astrobites.bsky.social author | interested in massive stars ✨ binaries ⭐⭐ gravitational waves ⚫⚫ | prev undergrad @IISERPune
Maggie @meverri.bsky.social Astronomer, in bed by 9 🛌🌌
DR℮W 🪿🏳️⚧️ @giantmolecular.cloud Astrophysics PhD student; Studies star formation, stellar feedback, galaxy evolution; Astrobites author; Artist; Weirdo and also fun dude; Webmaster at https://giantmolecular.cloud; Uses they/them pronouns; Transgender;
Annelia Anderson @astroannelia.bsky.social University of Alabama Astrophysics PhD candidate studying the CGM, NASA Space Grant Fellow, @astrobites.bsky.social author 
Lucas Brown @lucasb413.bsky.social physics grad student @ucsc | author @astrobites | chihuahua enthusiast | he/him
sam 💫 @samanthawong.bsky.social (she/her) PhD student at McGill studying gamma-ray astrophysics with the VERITAS telescopes 🔭⚡️ | @astrobites.bsky.social author ☄️
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
Catherine 🌌 @catieslaughts.bsky.social Imagining others complexly | VIEWS MY OWN
Malcolm Fairbairn @malcfairbairn.bsky.social Physics Professor KCL - particle physics and cosmology theory. Views appear to be my own (free will?) either way are not those of King's College London. Deranged leftist.
Oliver Hahn 🇪🇺 @cosmohahn.bsky.social Computational Cosmologist, Simulator of Universes, Producer of NaNs, Prof
@univie.ac.at, opinions solely my own, (he/him), 334ppm
Institute of Physics @iop.org The Institute of Physics is the professional body and learned society for physics in the UK and Ireland, with an active role in promoting co-operation in physics around the world.
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.
James Trayford @trayford.bsky.social Audible Astrophysics :: Galaxy Formation & Evolution - Research Fellow at the Institute of Cosmology & Gravitation, University of Portsmouth UK
- audiouniverse.org
- github.com/james-trayford/strauss
- https://james-trayford.github.io/
Atanas K. Stefanov @astronasko.com [ɐtɐˈnas]🍍
PhD student @ Instituto de Astrofísica de Canarias. I look for exoplanets, and I post mostly in EN/ES/BG.
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'
Simon Williams @si-wills.bsky.social Postdoctoral Research Associate | Quantum Computing Applications for Theoretical Physics
Joanna Sakowska @joanna-sakowska.bsky.social Professional stellar stream hunter ✨ she/her 🇵🇱
Cosmic Dawn Center @cosmicdawncenter.bsky.social The Cosmic Dawn Center (DAWN) DAWN is a collaboration between the Niels Bohr Institute (U. Cph) and DTU Space, dedicated to uncovering how the first galaxies, stars and black holes formed and evolved in the early Universe.
National Radio Astronomy Observatory - NSF NRAO @thenrao.bsky.social The National Radio Astronomy Observatory is a facility of the U.S. National Science Foundation. #RadioAstronomy
📡 VLA, ALMA, VLBA, GBT, ngVLA
🔗 public.nrao.edu
Pride in STEM @prideinstem.bsky.social Award-nominated Charity showcasing/supporting LGBTQIA+ people in Science, Technology, Engineering & Maths. Skeets by @DrCarpineti.bsky.social
🏳️🌈🏳️⚧️
Pauline Barmby @pbarmby.bsky.social LLM-free science: https://orcid.org/0000-0003-2767-0090, fiction: https://www.galacticwords.com. Words in Year’s Best Cdn F&SF, Utopia SF, Analog, OnSpec, MNRAS, ApJ, etc. Knitter, curler, sometime runner. 🇨🇦 & minor planet 281067. She/her.
James Davenport @jradavenport.com Astronomy professor in Seattle. Coffee drinking, year-round-plaid wearing, joke telling space dad. Searching for ET, caring for humans.
https://jradavenport.github.io
🔭☕️🎤
Space Telescope Science Institute @stsci.edu STScI is the Science Operations Center for Webb, Hubble, and Roman space telescopes, & Mission Operations Center for Webb. We help humanity explore the universe with advanced space telescopes and data archive. news.stsci.edu
Thomas Kupfer @thomkupfer.bsky.social Professor of Astrophysics at the University of Hamburg. Member of the BlackGEM, SDSS-V and LISA collaboration. PI ERC project CompactBINARIES (2023 - 2028)
4-meter Multi-Object Spectroscopic Telescope (4MOST) @4most-eu.bsky.social 
University of Hertfordshire Observatory @observatory.herts.ac.uk The University of Hertfordshire's Observatory at Bayfordbury in the UK. Find out how to visit or study with us here: https://linktr.ee/bayfordburyobservatory
Grantecan @gtctelescope.bsky.social Gran Telescopio Canarias (GTC) the largest optical/infrared telescope in the world (Roque de Los Muchachos Observatory La Palma /Spain)
Sherwood Observatory @sherwoodobs.bsky.social Inspiring STEM learning, growing future skills, bringing prosperity through our Planetarium, Observatory and Science Centre
Event Horizon Telescope @ehtelescope.bsky.social We are the Event Horizon Telescope: a global collaboration that captured the first-ever image of a black hole using a virtual Earth-sized telescope.
Instagram, Facebook, Twitter, Mastodon: ehtelescope
eventhorizontelescope.org
Mount Wilson Observatory @mtwilsonobs.bsky.social Where we discovered our place in the universe.
www.mtwilson.edu
Westport Observatory @westportastro.bsky.social Since 1975 the Westport Astronomical Society has been bringing the wonders of the night sky who have visited the Westport Observatory in CT. We open to the public on clear Wednesdays from 8-10 pm. http://www.was-ct.org #Observatory #WestportCT 
Euclid Consortium @ec-euclid.bsky.social Official Consortium of ESA's Euclid mission on the Universe's dark matter, energy & expansion, 15 European countries + USA + CAN + JAP, 2000+ scientists + engineers. Home: https://euclid-ec.org
South Pole Telescope @sptelescope.bsky.social A 10-meter diameter sub-mm wavelength telescope observing the cosmic microwave background from the South Pole, Antarctica.
JWST Observer @jwstobserver.bsky.social JWST Observer is managed by STScI and provides astronomers with the most up-to-date information, news, and events related to observing with JWST.
MIT Haystack Observatory @haystack.mit.edu 
OpenScience Observatories @osobservatories.bsky.social Autonomous robotic facilities PIRATE and COAST, owned and operated by The Open University. Located at Observatorio del Teide, Tenerife. Website https://telescope.org/ 
MMT Observatory @mmtobservatory.bsky.social The MMT Observatory is a 6.5-meter telescope at the summit of Mt. Hopkins, Arizona. The MMT is operated by U. of Arizona and Smithsonian Observatory under a permit from the US Forest Service. Any questions about what we do, just ask! https://www.mmto.org/
Gabe Weible @gabeweible.bsky.social Astronomy & Astrophysics Ph.D. Student at the University of Arizona | High-Contrast Imaging of Exoplanets and Brown Dwarfs 🪐
Rebecca Oppenheimer @roppenhe.bsky.social Astrophysicist, Writer, Degenerate
beccasubstellar.com or rebeccaoppenheimer.com
Madeleine Fabušová @fabusovam.bsky.social PhD researcher at Newcastle University to try and understand how we can mitigate the impacts of light pollution! 💡🦋 keen moth-er, naturalist and trainee bird ringer:)
📍North East, UK (mostly)
🐜Editor-In-Chief of @entobitescomms.bsky.social
Robert Massey @robertmassey.bsky.social Dad, Deputy Director RAS and Honorary Visiting Professor Sussex University. All views my own. Makes 'good' trouble.