Britt Lundgren @brittlundgren.bsky.social quasar gazer | science & education policy wonk | prof. of physics & astronomy at a public liberal arts college | Illinoisan
Grumpy D Kelson @grumpykelson.myatproto.social You should have listened to me about galaxy growth and structure formation. But now, there are way more important things to worry about.
Ava Polzin @avapolzin.bsky.social professional nerd/astronomer
avapolzin.github.io
Brooke Simmons @vrooje.net Professor of Astrophysics: Galaxies, Black Holes, the Changing Sky. Also Zooniverse humanitarian and disaster relief lead. People first, then science. She/her
Alex Ji @alexji.bsky.social Near-field Cosmologist and Assistant Professor of Astronomy and Astrophysics at University of Chicago. he/him
janiceleeastro @janiceleeastro.bsky.social ✨ looking to our future with NASA's Habitable Worlds Observatory (SuperHubble!) & AI
✨ studying star formation and star clusters in nearby galaxies with PHANGS, Hubble, JWST
John F Wu @jwuphysics.bsky.social Tenure-track astronomer working on galaxies, machine learning, and AI for scientific discovery. Opinions my own. He/him.
Website: https://jwuphysics.github.io/
Song Huang @dr-guangtou.bsky.social Astronomers at Tsinghua University; love galaxies; learning how to build a 6.5m telescope now
Ryan Trainor @crosstrainor.bsky.social astrophysicist / dad / asso. professor at F&M College / visiting scientist “at” JHU / he / him.
interested in galaxies, AGN, data science, and justice.
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
Erik Tollerud @eteq.bsky.social Astrophysicist, Python coder, and general lover of nature in all its forms. Tweets are my own. He/they.
John Wise @astroahura.bsky.social Astrophysics prof, CRA director, and proud alum of Georgia Tech. Fast cars and fast computers. ATLien and Southerner. Rotorhead and runner. Hapa.
Sean D. Johnson @seanjohnson.bsky.social Extragalactic astronomer; LSA Collegiate Fellow & Assistant Professor at @michiganastro. Dog lover. Pronouns: he/him/his 🏳️🌈
Yasmeen Asali @yasmeenasali.bsky.social Astrophysics PhD student at Yale | Formerly at Columbia | Working on the SAGA survey | she/her | yasmeenasali.com
Sandro Tacchella @sandrotacchella.bsky.social Assistant Professor of Astrophysics, studying the evolution of galaxies, University of Cambridge, Fellow of St Edmunds College 🇨🇭🇺🇲🇰🇷🇬🇧
William (Will) Cerny @wcerny.bsky.social Astronomer-in-training. Formerly: Univ. of Chicago, now at Yale Astronomy. Big fan of the Milky Way and its satellite galaxies! he/him
https://wcerny.github.io/
Benedikt Diemer @benedikt.bsky.social Assistant prof of astrophysics at UMaryland. Immigrant. Maker of Colossus, SPARTA, and other codes.
http://www.benediktdiemer.com
Denis Erkal @derkal.bsky.social Astrophysicist working on dark matter, near-field cosmology, and galaxy formation. All opinions are my own. He/him.
Hsiao-Wen Chen @highzclouds.bsky.social mom, daydreamer, stargazer, astrophysicist
https://lambda.uchicago.edu
Erin Kado-Fong @kadofong.bsky.social YCAA prize fellow at Yale. PhD from Princeton; headed to Stanford in 2025 as a Kavli fellow.
I use large surveys of dwarf galaxies to disentangle the roles that star formation, stellar pop. assembly, and DM structure play in governing galaxy evolution.
Andrey Kravtsov @grumpy1.bsky.social 
Aayush Arya @aarya.bsky.social 25 • PhD 🧑🏻🎓 in Astrophysics ✨• Niels Bohr Institute, University of Copenhagen • Kilonova spectroscopy • Radiative Transfer • he/him
https://cosmicdawn.dk/staff/aayush-arya/
Phil Mansfield @pawsitronium.bsky.social Computational astrophysicist who rarely posts about astrophysics. Research Scientist at Stanford University. Suicide hotline operator. 🏳️🌈
Personal account, nothing I post are the views of my employers.
Viraj Manwadkar @virajmanwadkar.bsky.social Physics grad student at Stanford, he/him
Interested in all things astro ...
Aritra Ghosh I অরিত্র ঘোষ @aritraghsh09.bsky.social LSST-DA Catalyst Fellow at DiRAC & UW Astro | Galaxies & AGN | Machine Learning | Food | Travel | Views personal ; RTs are not endorsements
https://ghosharitra.com
Imad Pasha @prappleizer.bsky.social BA UC Berkeley, PhD Yale. Currently working on CGM observations with the Dragonfly FRO. Interested in galaxy evolution and statistical methods! Author of Astronomical Python and the pysersic code.
Chloe Neufeld @chloeneufeld.bsky.social astro phd student at Yale
chloeneufeld.github.io
James Bullock @jbprime.bsky.social Dean @dornsife.usc.edu
Brian Siana @briansiana.bsky.social Astronomy Professor at UC Riverside / Chair of the Riverside Board of Public Utilities / Heat pump evangelist
Charlotte Olsen, PhD 🏳️🌈🔭🌌 @charlotteeureka.bsky.social Astronomy PhD in NYC - galaxy star formation historian - 🏳️🌈they/she🏳️🌈 - LSST DA Catalyst Fellow and part time Adj Prof at CUNY City Tech - books, records, and thrift stores will be my downfall - passionate about all things galaxies, teaching, and LCFC 🦊💙
Prof Stephen Serjeant @stephenserjeant.bsky.social Astronomy Prof at Open University. 26.2. #RejoinEU, £➡️€. Views not OU’s and often not even mine. He/him
🐘 https://mas.to/@stephenserjeant
🧵 https://www.threads.net/@prof.stephen.serjeant
ORCID 0000-0002-0517-7943 https://orcid.org/0000-0002-0517-7943
Kaley Brauer @kaleybrauer.bsky.social NSF Postdoc @ Harvard & Smithsonian Center for Astrophysics
https://twitter.com/kaleybrauer
Dr. Stéphanie Juneau @stephajuneau.bsky.social Astrophysicist, supermassive black hole hunter, artist, public speaker, français/English/québécois 
Pratik Gandhi @astrogandhi.bsky.social Astro PhD student @UC Davis, interested in low-mass galaxies and simulations. Originally from Mumbai, undergrad Yale '18. Involved in Astrobites and AoT Davis. he/him
Gregory Walth @vega18h37m.bsky.social Astronomer at Caltech/IPAC working on the Roman Space Telescope. Interests: Dusty galaxies, CGM, gravitational lensing, data pipelines, coffee. He/Him
https://gwalth.github.io/
Akshara Viswanathan @astroakshara.bsky.social PhD researcher in Kapteyn Institute, Groningen, NL|
Observational astronomer investigating baby Milky Way's shenanigan |🇮🇳🇨🇦🇬🇧🇳🇱|
she/her | தமிழச்சி 
Kyle Cook @kwcookastro.bsky.social PhD Candidate astronomer at the University of Louisville. LADUMA member. Roller coaster fanatic. 🏳️🌈 (he/him)
Isabel Sands @isabel-sands.bsky.social Physics PhD student at Caltech, interested in everything dark matter. Incoming MIT School of Science Dean’s postdoc fellow. Yale physics ‘21 (she/her)
Vedant Chandra @vedantchandra.bsky.social proto-astronomer
vedantchandra.com
Gourav Khullar @khullar.bsky.social I study how galaxies evolve and quench, with JWST and Lensing. Baum Fellow for Innovative Astronony, UWashington. Collective action is the path forward. He/him
Dr. Jillian Scudder @jillianscudder.com Astrophysicist, author (The Universe: A Graphic Guide, 40 Ways to Know A Star, & more), artist, sewist, science communicator. English/Français/子供の日本語。Associate Professor. hEDS ♿️. She/her. 🏳️🌈. Opinions all mine.
https://www.jillianscudder.com/books
Jorge Moreno @jorgitomoreno.bsky.social Associate Professor. 4th Mexican scholar to earn tenure in astronomy/astrophysics in the United States. Exploring more research heavy opportunities. https://jorgemoreno.org
Jeremy Bailin @astrobailin.bsky.social Astronomy, coffee, politics, music, cats, sports, computing. Not always in that order. Canada/Alabama/Arizona/Suomi. He/him.
crazy ass moments in nu metal history @numetalmoment.bsky.social break stuff the unbelievably true story of the best worst genre in music history available now at https://www.patreon.com/numetal_agenda
Stan Kelly @kartoonistkelly.bsky.social Legendary Editorial Cartoonist for The Onion for over 50 years.
"The Most Powerful Name in Cartooning" (TM)
https://linktr.ee/stankelly
Stephanie Deppe, PhD @spacescisteph.bsky.social Content Strategist at Vera. C. Rubin Observatory and lover of icy asteroids in the outer Solar System. ADHD brain in a neurotypical world. Sci-fi/fantasy nerd.
Probably hiking a mountain somewhere. she/her
Greatest Trek and The Greatest Generation @greatesttrek.com Star Trek podcasts by embarrassed nerds @benjaminahr.mobi and @cutfortime.bsky.social
Sarah Kendrew @sarahkendrew.bsky.social European Space Agency Astronomer at the Space Telescope Science Institute in Baltimore, MD. Team Lead for the MIRI instrument on JWST. Runner, dog mum, cyclist. 🇬🇧🇧🇪 Opinions my own. 
Gabe Lynch @gpxl.bsky.social cosmology phd student 🌳 | cmb and early universe cosmology @ UC Davis | East Bay | son of the midwest | 🚲
Maxime Trebitsch @maximetrebitsch.bsky.social Assistant Professor in astronomy in Paris, working on distant galaxies with big computers. Posts in fr/en/f90. He/him.
Sidney L @ess-em-ell.bsky.social Prostitution gives her an opportunity to meet people. It provides fresh air and wholesome exercise, and it keeps her out of trouble
Josh Borrow @jborrow.bsky.social Research Software Engineer guy
Matilda Backholm @matildabackholm.bsky.social Assistant Professor in Soft Matter Physics at Aalto University, Finland | Forces and flow in mesoscale living, fluid, & soft matter | ERC StG laureate & Research Council of Finland Fellow | EPL co-editor
aalto.fi/living-matter
Matthieu Schaller @mschaller.bsky.social Lecturer in numerical cosmo @ LION+STRW Leiden University. Lead dev. of @swiftsimulation.bsky.social astro and cosmology code. #HPC. Creator of fake universes; all including cheese. 🇨🇭
www.matthieuschaller.com
Michael Tremmel @michaeltremmel.bsky.social Astrophysicist, Cat Dad, Comic book enthusiast. Lecturer at University College Cork (Ireland)
He/Him
https://mtremmel.github.io- B Barry McKernan @bmckastro.bsky.social Astronomer, Dad, Husband, Gamer, Occasional runner, hiker, traveller, History, Crosswords, Irish in America
- E Elad Zinger (he/him) @eladzinger.bsky.social Astrophysicist. Disappointed Optimist.
Jessica Birky @jessbirky.bsky.social Astrophysics + data science grad at University of Washington
she/her 🏳️🌈
https://jbirky.github.io/
- H Hao He @hehao.bsky.social Astrophysicist studying gas in galaxy mergers
Justin Read @readdark.bsky.social Astrophysicist hunting for dark matter. All opinions my own.
Stacy McGaugh @dudedarkmatter.bsky.social Astronomer & Astrophysicist working on galaxies, cosmology, dark matter and modified gravity.
Academic home page: https://astroweb.case.edu/ssm
Blog: https://tritonstation.com/
ORCID: https://orcid.org/0000-0002-9762-0980
milo edwards @miloedwards.bsky.social comedian, podcaster + writer | hosts: Trashfuture, Masters of Our Domain, Glue Factory|
come see me live:
www.linktr.ee/milo_edwards
Marcel S. Pawlowski @8minutesold.bsky.social Astrophysicist studying cosmic choreographies of dwarf galaxies. DIAS Professor in Physics at the University of Southern Denmark (SDU). Street Photographer (he/him).
Autor des Buchs „Von tanzenden Galaxien, Dunkler Materie, und anderen kosmischen Rätseln“
Ji Hoon Kim @jhkim.bsky.social Astronomer@Seoul National University; Project Manager/Scientist of 7DT/7DS; LSBGs, Star-forming ISM, Late-type galaxy dynamics; He/him/views are own
Slavko Bogdanov @slavkobogdanov.bsky.social Astrophysicist ordinaire. Columbia University.
slavko.org
Dr. Alysa Orbits (Obertas) @astroalysa.bsky.social Queer & disabled astronomer formerly at UofT & CITA. Dynamics, planets, & ballet. Posts reflect opinions of Sailor Galaxia, not my employer. She/her 👩🔬💃
Rebecca McElroy @breaky.bsky.social 🇦🇺🏴🏳️🌈
Astrophysicist, artist, cat mum
Research Fellow @ University of Southern Queensland
Insta: instagram.com/dr_rebecca_mcelroy
Web: rebeccamcelroy.github.io
Art: instagram.com/paintingbybex
Buy my designs: paintingbybex.redbubble.com
she/her 🌈
Loreno Heer @lorenoheer.bsky.social Scientist: PhD in mathematics. Working in hyperbolic geometry, analysis in metric spaces and mathematical physics (gravitational waves and general relativity), various other scientific interests.
Here mostly to connect with researchers.
he/him
born@344 ppm
Dr./Prof. Meredith MacGregor @mmacgreg.bsky.social Associate Professor at Johns Hopkins in the Department of Physics and Astronomy | astronomer, educator, ceramicist, runner, mom | Pronouns: she/her
old tom @yuckytom.bsky.social throw your body on the apparatus
Truckstop Vigilante @brenthor.bsky.social Welcome to my page please be polite
mcc @mattmcc1.bsky.social this is how you remind me 
Brian @bearscape.bsky.social Former hobbyist, current layabout. Queer he/they
kevin (bluesky) @kevaclysm.bsky.social 
Chanda Prescod-Weinstein 🌌 @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. 🏳️🌈/agender/woman.
Posts by/for me🖖🏽
CosmicRami 🏳️🌈🏳️⚧️ @rami.spaceaustralia.com Astronomer, driving The Dish📡 to study pulsars in my PhD. Also, founded SpaceAustralia.com. Also, love a bit of astrophotography. Also, do everything with my little mate, Max. Also, Ultra-Gay. He/Him.
Sarah Hörst @planetdr.bsky.social Professor of planetary science at Johns Hopkins. Titan’s biggest fan. Pomeranian wrangler. Runner. Love many, trust few, always paddle your own canoe. She/her. sarahhorst.com
Planetdr.26 on signal
sanjana! @sanjanacurtis.bsky.social big fan of stars 💻✨🦫🏳️🌈
Seamus Blackley @seamus.bsky.social Them: You're the father of the xbox!
Me: If it moves back in, it’s paying rent.
theoretical physics | CEO | gastroegyptology | cacao | CHM trustee
anna !!! :) 🇵🇸🌸✨🌸🇵🇸 @frogs4girls.bsky.social | she/her 🏳️🌈 | 26 | cutie pie | astrophysics grad student | virgo | jew for a free palestine | life’s more painless for the brainless! | pls be nice to me | https://linktr.ee/frogs4girls | pfp by foxpotato
William Gibson @greatdismal.bsky.social Author of Neuromancer and, most recently, Agency (still above from “Kill Switch”, The X-Files, Season 5, Episode 11, co-written with Tom Maddox)
Molly White @molly.wiki writes citationneeded.news • runs @web3isgoinggreat.com and @influence.citationneeded.news • tech researcher and cryptocurrency industry critic • software engineer • wikipedian
support my work: citationneeded.news/signup
links: mollywhite.net/linktree
💗💜💙
Dr. Lucian Walkowicz @notnotrocketscience.com Astronomer, movement artist, & educator based in Chicago 🛸 Founder, Not Not Rocket Science ✨Co-founder, the JustSpace Alliance 🚀they/them causing mayhem
notnotrocketscience.com
Richard Easther @rjme.bsky.social Father, husband, scientist, Kiwi diaspora returnee, prof @aucklanduni.bsky.social - opinions mine. He/Him
Science: https://cosmology.auckland.ac.nz
Blog: https://excursionset.com
Newsletter: https://buttondown.com/excursionset
Sophia Gad-Nasr @astropartigirl.bsky.social I do cosmology and astroparticle theory. I pick apart the Universe to figure out how it works. Science Advisor. Dark Matter hunter.
🇵🇱✡️🇪🇬☪️
Leo C. Stein @duetosymmetry.com Physics Prof @ U of MS. Sloan Fellow. Black holes, gravitational waves, general relativity & beyond. Formerly Caltech MIT Cornell. Need thin pizza + fruity coffee. He/him
🌐 https://duetosymmetry.com/
@duetosymmetry everywhere
Elizabeth Tasker @elizabethtasker.bsky.social UK astrophysicist and science communicator working at the Japan Aerospace Exploration Agency (JAXA). Author of 'The Planet Factory' and editor of ‘Planetary Diversity’. Very into space, virtual reality, computer graphics and rescue cats.
John Rennie @johnrennie.bsky.social Science writer/editor | Frmrly of Quanta Magazine, Scientific American, TWC's Hacking the Planet & more | Faculty: NYU SHERP. | Friend to those who have no friends; enemy to those who make me an enemy. (he/him) 🧪🥋🦮| JohnRennie.net 
Emily Lakdawalla 🏳️⚧️ Uranus Expert @elakdawalla.bsky.social Planetary scientist, freelance science writer and space artist, queer, ADHD, mom. Turns out it’s hard to be all those things at once. Shop at elakdawalla.Etsy.com
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
Nicole Gugliucci @noisyastronomer.com Physics professor, astronomer, educator, science communicator in NH, US. Lover of dogs, spec-fic, weights, and good trouble. She/they.
Opinions my own. RTs≠endorsements. Most older posts auto-delete.
I swear a lot.
https://bio.link/noisyastronomer
derek guy @dieworkwear.bsky.social Menswear writer. Editor at Put This On. Words at The New York Times, The Washington Post, The Financial Times, Esquire, and Mr. Porter.
If you have a style question, search:
https://dieworkwear.com/ | https://putthison.com/start-here/
Sean Carroll @seanmcarroll.bsky.social Physics, philosophy, complexity. @jhuartssciences.bsky.social & @sfiscience.bsky.social. Host, #MindscapePodcast. Married to @jenlucpiquant.bsky.social.
Latest books: The Biggest Ideas in the Universe.
https://preposterousuniverse.com/
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
Sera Markoff @profsera.bsky.social Plumian Prof in Astro @U Cambridge & Prof Astro-/Particle Physics @U Amsterdam. All things black hole, member: Event Horizon Telescope, Africa Millimeter Telescope, CTAO. Space, sci-fi, cats, music, valve amps, other unabashed geekery. www.seramarkoff.com