Ologies with Alie Ward @ologies.bsky.social A comedyish science podcast hosted by @alieward. Asking smart ologists not-smart questions about their professional obsessions. Every Tuesday. May be NSFW. https://linktr.ee/alieward
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. ๐
https://www.ssl.berkeley.edu/
COmpton Spectrometer & Imager @cosi-explorer.bsky.social COSI (Compton Spectrometer and Imager) is a NASA Small Explorer satellite mission to study the gamma-ray sky planned for launch on a Falcon 9 rocket in 2027. cosi.ssl.berkeley.edu
UW Stevens Point @uwstevenspoint.bsky.social 
Ryan White @astroryan.bsky.social Astrophysics student at Macquarie University, artist, bread obsessed. Studying cool (but actually quite hot) stars ๐ @astrobites.bsky.social author ๐ช i have art too! @ryanwhiteartist.bsky.social ๐๏ธ
ryanwhite1.github.io
(he/him)
Mariel Pettee @marielpettee.bsky.social Asst. Professor of Physics โชat @uwmadison.bsky.social, AI for science researcher, performing artist/creative technologist.
Dominique Boutigny @alvindediaspar.bsky.social Researcher at CNRS-IN2P3 Laboratoire d'Annecy de Physique des Particules
Work on Vera C. Rubin Observatory and Dark Energy Science Collaboration (DESC)
Also amateur astronomer when the sky is clear
Yvette Cendes @whereisyvette.bsky.social Astronomer here! Iโm a Hungarian-American radio astronomer, alias /r/Andromeda321 on Reddit. Assistant professor at the University of Oregon 
ESA Space Science @science.esa.int Keeping you posted on space science activities from the European Space Agency.
Web: http://www.esa.int/science
Privacy Notice: esa.int/connectwithus
#astronomy #space #science
Jocelyn McGregor @jocelynmcgregor.dftba.social Stars shine brightest in the dark
Nerdfighter, lover of space and art and a bunch of other things.
You can watch my animated series on Cosmology in the video tab in my profile :D!!
Alt National Park Service @altnps.bsky.social The official "Resistance" team of U.S. National Park Service. Our website: www.ourparks.org
Teja Teppala @tejateppala.bsky.social Ph.D. Candidate in Astronomy studying bursty star formation in low-mass galaxies | Science Communication | Science policy | Pronouns: He/Him
https://tejateppala.github.io/
Kate @scrappinkate.bsky.social 
PhET Interactive Simulations @phetsims.bsky.social Increasing #STEM literacy worldwide with free interactive simulations! #edusky #OER #edtech #math #science #physics #chemistry Interact, Discover, and Learn!
Support PhET - https://giveto.colorado.edu/phet-interactive-simulations/?a=10492436
Phil @landphil.bsky.social Get kind of unbalanced when I haven't been in the ocean for a couple of days
Christina Hood @christinahood.bsky.social Climate policy nerd, mum, Ph.D ex quantum physicist, ex IEA. Climate stuff also on Linkedin. She/her. Views here are my own.
Yao-Yuan Mao @yymao.bsky.social Astrophysicist at U of Utah studying small galaxies and dark matter using astronomical surveys and simulations || teacher || programmer || ่
่ๅ
|| they/he || ๐ณ๏ธโ๐ || http://yymao.github.io || https://astro-outlist.github.io
ESO @eso.org The European Southern Observatory designs, builds & operates world-class observatories on the ground for the benefit of society. More info on eso.org
John Bird @johnbird001.bsky.social Ph.D. atmospheric scientist๐, nuclear engineerโข, ๐ฐ #antarctica
South Pole Station ๐ง http://amzn.to/2klpv3b ๐ง
Ursula K. Le Guin @ursulakleguin.com Ursula K. Le Guin (1929-2018) was a celebrated author of novels, childrenโs books, poetry and essays. This account is managed by her estate.
https://www.ursulakleguin.com/
Viviana Acquaviva @venividivivi.bsky.social Astrophysicist turned Climate Scientist | AI for Science | Professor of Physics at @cuny.bsky.social; happy camper at @leapstc.bsky.social | Author, ML for Physics and Astronomy: https://shorturl.at/VJ9k9 | Lover of puns, data, good people, and unfinished 
Sloan Digital Sky Surveys @sdssurveys.bsky.social Mapping the Universe since 1998. Featuring @milkywaymapper.bsky.social, @blackholemapper.bsky.social, and @localvolumemapper.bsky.social. We'll let you know when we are done.
sdss.org
Shami Chatterjee @astrochatterjee.bsky.social Astronomer, book lover, photo enthusiast, dad. I'm probably on a telecon right now.
Jeyhan Kartaltepe @jeyhan.bsky.social Associate Professor at RIT investigating galaxy evolution. Co-lead of the COSMOS Collaboration. Passionate about public outreach, science communication, and inclusivity. Currently working on all things JWST (especially, COSMOS-Web, CEERS, NGDEEP, PRIMER).
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.
๐ต๐ฑโก๏ธ๐ช๐ฌโช๏ธ- G Kate Grier @grieratron.bsky.social Assistant Professor of Astronomy at the University of Wisconsin-Madison. Quasars, supermassive black holes.
European Space Agency @esa.int Elevating the future of Europe through space.
Please see our Privacy Notice: https://esa.int/connectwithus
Andrew Fraknoi @fraknoi.bsky.social Semi-retired astronomer, college professor, lead author of a free, open-source textbook (OpenStax Astronomy), and science fiction writer with 13 stories published so far. See fraknoi.com
Barbara Ryden @bsryden.bsky.social Writer of astrophysics textbooks, servant to cats
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
Gautham Narayan @gnarayan.bsky.social Associate Professor of Astronomy at @UofIllinois. Dark energy, wide-field surveys, supernovae, machine learning, outreach, photography, hiking, biking - i.e. grumpy old man (He/him)
Ferah M. @ferahm.bsky.social she/hers; all things galaxy formation, dark matter & pug related.
Miriam Goldstein @miriamgoldstein.bsky.social Ocean scientist turned federal policy wonk. Executive Director of the National Ocean Protection Coalition. Views my own, especially the salty ones. Maybe off hiatus? We'll see!
fairyoaksartworks @fairyoaksartworks.bsky.social I want to bring hope, happiness and beauty into the world.
Philosophy, science, arts and handcrafts, spirituality 
Joalda Morancy @solarrsystem.bsky.social lunar lander engineer, phd student in spacecraft controls, occasional astrophysicist.
joalda.space/aliens
Meredith Rawls @merrdiff.bsky.social Astronomer at UW, data pipeline wrangler for Rubin Observatory, satellite mitigation leader via IAU CPS SatHub, mom, violist, Ballardite (Seattle), family cargo e-bike evangelist, Episcopalian, etc. Opinions all mine
Obsidian @obsidian.md The free and flexible app for your private thoughts. For help and deeper discussions, join our community: http://obsidian.md/community
Kali @kalisalmas.bsky.social BSc Physics & Astronomy | Queue Observer | ๐จ๐ฆ Canadian living my best America life
Sarah Boessenecker, MSc. ๐๏ธ๐ญ @tetrameryx.bsky.social Paleontologist, fossil librarian, amateur astronomer, cat mom
๐๐ทโฌ๏ธ
https://www.astrobin.com/users/tetrameryx/
Dr. Hannah Osborne @hannahlmo.bsky.social Exoplanets research fellow at ESO Chile ๐ช She/her ๐ณ๏ธโ๐
Logan Pearce @loganpearce.com Astronomer, ELT Fellow at U-M. Currently the Grand Canyon Astronomer in Residence!
Website: www.loganpearcescience.com
๐Adina Feinstein PhD ๐ @afeinstein20.bsky.social asst prof | astronomy PhD | MSU | https://adina.feinste.in
Ren @flyawayren.bsky.social She/her. Physics and astronomy high school teacher. 
Logan Jones @astrolojo.bsky.social dark circles and spectral lines
Astronomy postdoc โข Perpetually online โข Probably napping on the couch
Andrew Pontzen @apontzen.bsky.social Prof and director of the Institute for Computational Cosmology, Durham University. Author of THE UNIVERSE IN A BOX http://pontzen.uk/book
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
William G. Lamb ๐ด๓ ง๓ ข๓ ท๓ ฌ๓ ณ๓ ฟ @astrolamb.bsky.social ๐ก NANOGrav Research Assistant
๐ญ PhD in Astrophysics, Vanderbilt University, Nashville TN
๐ด๓ ง๓ ข๓ ท๓ ฌ๓ ณ๓ ฟ Siaradwr Cymraeg o Eryri
๐ฝ US โResident Alienโ
๐ Uni of York Alumnus
๐ฑ Dad of WiggleWorm
๐๐ฒ๐Triathlete
๐ Swing Dancer
Pauline Barmby @pbarmby.bsky.social LLM-free science: https://orcid.org/0000-0003-2767-0090, fiction: https://www.galacticwords.com. Words in Yearโs Best Cdn F&SF, Utopia SF, Analog, OnSpec, MNRAS, ApJ, etc. Knitter, curler, sometime runner. ๐จ๐ฆ & minor planet 281067. She/her.
Eric H. Neilsen, Jr. @ehneilsen.name Currently a member of the Survey Scheduling Team for the Vera C. Rubin Observatory. Also worked on the SDSS, the Dark Energy Survey, and DESI.
ORCiD: 0000-0002-7357-0317
Opinions I express here are mine, not those of my employer.
Mac McMullan @macmcmullan.bsky.social PhD Student in Dwarf Galaxies at Durham University
Kat Troche @kuiperkat.org Professional amateur astronomer with astrosociety.org + aaa.org ๐ซ
Emmy + Webby winner ๐
Have scope, will travel ๐ญ
Opinions are my own ๐ฉ๐ปโ๐ป
linktr.ee/kuiperkat
Soheb Mandhai, PhD @theastrophoenix.bsky.social Astrophysicist/ Sci-Artist/Start-Up. I love 3D modelling and printing (among other hobbies + puns). Research: GW/EM + Spider Pulsars + Galaxy Dynamics. Happy to talk art, physics, or games!
Views are my own.
Links: https://linktr.ee/theastrophoenix
Steve Jones, Space Teacher @mrjonesspace.bsky.social Husband, father, Christian, teacher. Amateur astronomer. NASA/JPL Solar System Ambassador. NASA eClips Educator Advisory Board Member. Currently teaching Astronomy & Science Research in Alpharetta, GA. 2023 ISS Natโl Lab Excellence in Education Award
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. ๐ฌ๐ง๐ง๐ช Opinions my own. 
Thad Szabo @astrothad.bsky.social (he/him) Professor of Phys & Astro at Cerritos College
Has benefited from the companionship of chinchillas, a dog, & a cat. Some humans are OK.
Seeking a living kidney donor: www.kidneyforthad.info
Astrophotos: https://www.flickr.com/photos/astrothad
MindSpikes @mindspikes.bsky.social Trying to skeet more about the things I love. Making music, software engineering, nature, astronomy, science.
Unfortunately I'm๐๐ฌ๐งโ ๏ธ. So I tend to (re)skeet about billionaires, fascists and anti trans bigots. I know (sigh) but this is ๐ฌ๐ง in 2026.
๐๐ณ๏ธโโง๏ธ๐ณ๏ธโ๐๐ต๐ธ๐
Kat @quantumkat.bsky.social โจ Katherine
Astrophotography Enthusiast / Hobbyist Photographer
๐ Astrophoto: Every image here is my ownโfrom capture to processing.
๐ท Photo Art: Unique creations, 100% original.
Bruno Levy @brunolevy01.bsky.social Researcher in computational physics,,
Scientific director of Program Inria Quadrant
2018-2022 director of Inria Nancy G-Est,
ERC GOODSHAPE-VORPALINE,
#riscv ambassador
Helen Little @helenlittle.bsky.social Too many interests, too little time!
Watercolour landscape painting ๐ผ
Astrophotography with the Seestar S50
Archery
Zentangle art
Dr. Laci Brock ๐ช @stellerarts.com โจ science meets art
๐ญ planetary astro PhD + artist
๐จ space-inspired paintings & sci comm
๐ชถ bird nerd โข gamer โข cloud watcher
โฌ๏ธ art shop, email list, contact
https://stellerarts.com/collections/minis
Debra's Astrophotography @debraceravolo.bsky.social Astrophotographer based in BC Canada, some wildlife and landscapes thrown in there โจ๐ท๐ญ ๐จ๐ฆ. All images my own, unless repost.
www.astrobin.com/users/debraceravolo/
www.instagram.com/debraceravolo/
www.flickr.com/people/debraceravolo/
Parshati Patel, PhD @parshatipatel.bsky.social Astrophysicist (PhD) turned Science Communicator, Space Industry Professional, Astrophotographer, & Space Artist
๐ฃ๏ธ English | เชเซเชเชฐเชคเซ | เคนเคฟเคเคฆเฅ
๐จ๐ฆ๐ฎ๐ณ
Katie Hughes (Alba Astro) ๐ญ ๐ท @albaastro.bsky.social Award winning Astro Photographer, living in Loch Lomond, Scotland General Photographer. Lover of the night sky. Member of STELA and 1/3 of Scotslasstro Admin of Astronomy Scotland
Astronomer Royal for Scotland | Catherine Heymans @astroroyalscot.bsky.social Astronomer Royal for Scotland, Professor of Astrophysics, Edinburgh University. Author of How to Design a Universe. @astronomerroyal on insta (She/her)
Sara McAllister @saramcallister.bsky.social I run a creative studio called 137 North, constantly renovate a historic home, love astronomy and astrophotography, enjoy gaming, love on my wonderful family (husband and 3 boys), and my familyโs many pets.
@ends-and-odds.bsky.social @ends-and-odds.bsky.social 
Yvonne Gao @yvonnegao.bsky.social (She/her) experimental quantum physicist, Assistant Professor, Centre for Quantum Technologies, National University of Singapore
https://quantumcrew.org
Vetri Velan @vvelan.bsky.social Theoretical physicist (theoretically, I'm a physicist)
Alex Klotz @aklotz.bsky.social Physics professor at California State University, Long Beach. Interested in knots, DNA, and knotted DNA.
Andy Hall @testtubegames.com Game Developer behind TestTubeGames.
Enjoy building, finding, and sharing cool science through games / toys / simulations. No AI.
My games: https://testtubegames.com
Other games I love: https://thescienceplayground.com/
he/him
Roger Freedman @rogerfreedman.bsky.social Physics educator at UC Santa Barbara, textbook author, and San Diego Comic-Con OG. he/him/his
Giovanni Bracchi @giobrach.bsky.social Pure mathematics PhD @ UCL (microlocal analysis & spectral theory) โ raised a physicist โ friendly neighbourhood continuist โ stalwart cat enthusiast โ โโโ
Anshuman Acharya @anshumanastro.bsky.social BCCP Postdoctoral Fellow at UC Berkeley| PhD at MPA '25: Epoch of Reionization, 21-cm cosmology ๐ก, Machine Learning, cosmological sims | MS: CfA, Stellar X-rays | BS-MS IISER Mohali '21 | Sci-Comm | Sometimes write/doodle/make music! ๐ธ๐๏ธ
Sean @seamsay.xyz Computational Collisions Scientist (Molecular Physics) @ Quantemol | RSE | Interested in the overlap of AMO phys, numerical methods, and software dev.
Failing to fight the good fight in reproducible computational science.
He/Him
Dr. Angelle Tanner @astrochic73.bsky.social Astronomer, cat (a dog) lady, lover of nature. Associate Professor at Mississippi State University, Project Scientist of the Landolt Mission
Bibiana Prinoth @bibianaprinoth.ch ๐จ๐ญ
โข ESO fellow @eso.org exploring exoplanet atmospheres ๐ช ๐ญ ๐ฉ๐ช
โข PhD from Lund Observatory ๐ธ๐ช & ESO ๐จ๐ฑ
โข passionate about all things outreach and science communication โจ
Riley Clarke @flarelord.bsky.social Astronomy Ph.D student @udelaware.bsky.social, casual musician, TTRPG player, and cold weather enjoyer.
Working on studying stellar flares and other astrophysical transients using big data in the LSST era, and doing some data sonification on the side
Willow Fox Fortino @willowfoxfortino.bsky.social they/them
Astrophysics PhD Student
PFP and Banner photo credit: me :3
Jamie Zvirzdin @jamiezvirzdin.com Research: Ultrahigh-energy cosmic rays with #machinelearning at #TelescopeArray. Past: Science editor and #ScienceWriting faculty at Johns Hopkins. Essays: The Atlantic, Orion, Aeon, etc. Book: #SubatomicWriting (JHU Press). I worship MacGyver and Picard.
A/Prof Natasha Hurley-Walker @colourfulcosmos.bsky.social Radio astronomer, transport cyclist, board gamer, mum of two, survivor of the great Xodus 2024
Jodie Bradby @jodiebradby.bsky.social Director of The Research School of Physics at the Australian National University | Prof @PhysicsANU | High Pressure Science & Diamonds | AIP President 2019-20 | Dog lover | Enjoys new tech | opinions my own
Jiachen Bai @astrobai.bsky.social PhD student at the Institute for Astronomy, University of Edinburgh, interested in cosmology.
astrobai.github.io
Daniel Pomarรจde @pomarede.bsky.social Cosmographer at Univ. Paris-Saclay | mapping the Universe | co-discoverer of Laniakea (our home supercluster of galaxies), Hoสปoleilana, and some other (very) large scale structures
๐ https://orcid.org/0000-0003-2038-0488
โถ๏ธ https://vimeo.com/pomarede
Gillian Lynn Ryan @gillianlynnryan.bsky.social Professor of physics, drinker of tea, herder of cats, Bluenoser, Canadian in Pittsburgh. She/Her.
Statements and posts made here reflect only my own thoughts or feelings.
Francesca Fragkoudi @astrofrancesca.bsky.social Astrophysicist | Associate Professor & UKRI FLF at the Institute for Computational Cosmology, Durham | Interested in: galaxies; dynamics; bars; dark matter; science4peace; cats (not necessarily in that order) | Cypriot #ฮบฯ
ฯฯฮฑฮฏฮฑ #kฤฑbrฤฑslฤฑ
Gravity Grinch @gravitygrinch.bsky.social observational cosmologist -- the particle horizon is the limit!
https://thegravitygrinch.blogspot.com
Geraint F. Lewis @cosmichorizons.bsky.social Cosmologist & Galactic Archaeologist at
@Sydney_Uni. Proud Silurian, Australian immigrant, & author of books about the strange universe we find ourselves in!
Dr Alex Gough @acwgough.bsky.social Physics teacher, cosmologist, science writerไธจ๐ณ๏ธโ๐ nonbinary, ace ๐ณ๏ธโ๐ (they/them) | previous author for Astrobites | alexandergough.com
Archana Aravindan @archanaarv.bsky.social Astrophysics Ph.D. Candidate at the University of California, Riverside studying AGN in dwarf galaxies. Astrobites author. Interested in science communication and science policy.
Jessie Thwaites @jthwaites.bsky.social Astroparticle physicist ๐ฉโ๐ฌ | Astrobites writer | horn player ๐ฏ| they/them ๐ณ๏ธโ๐
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
sam ๐ซ @samanthawong.bsky.social (she/her) PhD student at McGill studying gamma-ray astrophysics with the VERITAS telescopes ๐ญโก๏ธ | @astrobites.bsky.social author โ๏ธ
Prof. Carl E. Fields ๐ฅ @carlnotsagan.github.io Computational Astrophysicist and Assistant Professor @uarizona.bsky.social & @stewardobservatory.bsky.social. #Forbes30u30, Science 2021. He/Him. carlnotsagan.github.io.
Michael Merrifield @astromikemerri.bsky.social Emeritus professor of astronomy at the University of Nottingham. Too frequent appearances on YouTube. All my own views.
Niko @nikosarcevic.com human person (she)
| cosmologist at Duke University
| member of @LSSTDESC @Roman
| did physics @XENONexperiment
| loves plots, coats, and The Wire
| opinions mine
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
Brandon Bright-Barker, PhD @astrobarker.bsky.social computational astrophysicist, developer, appalachian starboy, misoโs owner
Graham Doskoch @astrohde.bsky.social Astronomy PhD candidate at WVU working on pulsars and gravitational wave detection with PTAs. Runner, avid reader, Astrobites alum.
Dr. Skylar Grayson @skylargrayson.bsky.social Astrophysics PhD โจ studies black holes and galaxy evolution ๐Science Communicator (find me other places at โSpace According to Skylarโ)