Jenny Winder she/her @ladyastrojenny.bsky.social Science Writer. BBC Sky at Night Magazine. Broadcaster. Astrophysics. Astronomy. Harpist. Singer. Bookworm. Humanist. Stitcher. Breast Cancer Survivor. 🇺🇦🇵🇸🏳️🌈🏳️⚧️🇪🇺
#FreePalestine
#StandWithUkraine
#RefugeesWelcome
#TaxTheRich
#LoveIsLove
NASA | ESA Space Updates @nasaupdates.bsky.social Space news from around the globe, all in one place
Focusing on NASA & ESA Missions
Artemis III 🚀🌕 | 2027
Note we are not NASA just #Spacenerds #Moonjoy
JBGarrity Photography @joegarrity.bsky.social I enjoy taking photos and sharing them, mostly of nature. All genres from astro, landscape, macro, marine life, wildlife, insects, flowers, etc.
Phil Plait @philplait.bsky.social Bad Astronomer (formerly @BadAstronomer), SciCommer, Dork. Crash Course Astronomy guy. He/him. Newsletter: badastronomy.beehiiv.com
I'm self-employed so my opinions do in fact represent my company's.
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
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
Nora's Guide to the Galaxy @ngttg.bsky.social I love space!
PhD, Astrophysics
SFF Author
🚀🌌👩🚀🌠🪐
🔗: https://galaxy.nora-bailey.com/linktree
sanjana! @sanjanacurtis.bsky.social big fan of stars 💻✨🦫🏳️🌈
Sarah Tuttle @niais.cryptoanarchy.network "Ok. Not good. Probably bad." Disabled, queer, Jewish, cyborg, astrophysicist, abortion funder, antifascist, wielder of wrenches. Building joy with a side of chaos. "..a wizardess is never late. Nor is she early. She arrives precisely when she means to."
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
Jonathan McDowell @planet4589.bsky.social Astrophysicist
Support the work of Jonathan's Space Report:
https://www.gofundme.com/f/fund-jonathans-space-report-library-transition
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
Yvette Cendes @whereisyvette.bsky.social Astronomer here! I’m a Hungarian-American radio astronomer, alias /r/Andromeda321 on Reddit. Assistant professor at the University of Oregon 
Nicole Gugliucci 👋😭🦷 DRAGONCON @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
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)
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
Dr Jan Eldridge @astro-jje.bsky.social NZ theoretical astrophysicist studying exploding binary stars. Sci-fi addict, feminist, non-binary femme. Pronouns: she/her/they. All views my own.
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
Erin M. May, PhD @astronomay.bsky.social Staff Astronomer @ a place - Exoplanet Atmospheres. All data is good data.
Plus Knitting, Stickers, Baking, and other crafty things. Toddler mom.
Previously known as @_astronoMay on the other site.
ErinMMay.com
SiderealStickers.Etsy.com
Peter Coles 🏳️🌈 🏳️⚧️ 🇮🇪 @telescoper.bsky.social Theoretical astrophysicist specializing in the Universe and all that surrounds it. Based in Ireland. Personal account. Call me old-fashioned but I don't like fascists. He/him/his.
Blog: telescoper.blog
Dr. Timothy Pickering @tepickering.bsky.social astronomer, telescope wrangler, grizzled pythonista, bluesky boomer
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
🔭☕️🎤
Prof. Carl E. Fields 💥 @carlnotsagan.github.io Computational Astrophysicist and Assistant Professor @uarizona.bsky.social & @stewardobservatory.bsky.social. #Forbes30u30, Science 2021. He/Him. carlnotsagan.github.io.
Prof Anna Watts @profannawatts.bsky.social Professor of Astrophysics @ Univ. of Amsterdam. Neutron stars, pulsars, dense matter, X-ray astronomy. Mom, Migrant. "Particles in stars blah blah". Does science with NICER on the International Space Station and schemes for EVEN BIGGER SPACE TELESCOPES.
Brett Morris @brettmorr.is Astronomer, software engineer.
Supporting space telescopes, open science, and data access in astrophysics.
Thrilled and haunted by dots on stars.
http://brettmorr.is/
Posts my own, not my employer's.
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
Matthew Kenworthy @mattkenworthy.bsky.social Professor of astronomy working at Leiden Observatory in the Netherlands on the direct imaging of extrasolar planets and transits of giant ring systems || Opinions my own || Will tell Dad jokes for cash. https://kenworthy.space/
Joe Callingham @astrojoe.bsky.social Dutch-Australian | Astrophysicist | Head of the Square Kilometre Array (SKA) Science Group at ASTRON | Associate Professor at the University of Amsterdam
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 
Max-Planck-Institut für Astronomie @mpi-astro.bsky.social Astronomical research institute in Heidelberg, Germany / Astronomisches Forschungsinstitut in Heidelberg
Impressum: https://www.mpia.de/impressum
Haus der Astronomie @hausderastronomie.bsky.social Zentrum für astronomische Bildungs- und Öffentlichkeitsarbeit in Heidelberg | Center for Astronomy Education and Outreach in Heidelberg, Germany. Posts in erster Linie auf Deutsch but also in English
https://www.haus-der-astronomie.de/de/impressum
A. Suárez Mascareño @asuarezmascareno.com Hunting low mass exoplanets.
Christian Fröschlin @chrfrde.bsky.social Amateur astronomer from urban 15th floor balcony. Celestron 8" / Lunt 40 / Galileoscope. Software developer. Image processing / HALCON. Fledgling skeptic. He/him.
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
Yao-Yuan Mao @yymao.bsky.social Astrophysicist at U of Utah studying small galaxies and dark matter using astronomical surveys and simulations || teacher || programmer || 茅耀元 || they/he || 🏳️🌈 || http://yymao.github.io || https://astro-outlist.github.io
astropy @astropy.org A community effort to develop a common core package for Astronomy in Python and foster an ecosystem of interoperable astronomy packages.
Web: astropy.org
Source: github.com/astropy/astropy
Docs: docs.astropy.org
Tutorials: learn.astropy.org
ASCL (Astrophysics Source Code Library) @asclnet.bsky.social Making astrophysics research source codes discoverable since 1999
editor@ascl.net
Linn Boldt-Christmas @nplinnspace.bsky.social 🇸🇪🚀🇪🇺 Astrophysicist in exoplanet science & space policy research 🪐🔭 Also: astrobiology, telescopes, climate, equality/EDI, and scicomm ✨ (she/her) – linnboldtchristmas.wordpress.com
The Astrosky Ecosystem @astrosky.eco We're building new social media tools for astronomers and astronomy enthusiasts online - from feeds to account hosting.
Website: https://astrosky.eco | GitHub: https://github.com/the-astrosky-ecosystem
Account managed by @emily.space
Thomas Carpentier @thocarp.bsky.social PhD Researcher at the EUI in Firenze, studying the history of the European Space Agency.
Processing space telescopes data for fun
28
He/him- M Michael Zingale @michaelzingale.bsky.social computational astrophysicist
open source tool developer
professor
blower upper of stars
can recite π to 2 decimal places from memory
star wars fan
coffee aficionado
https://zingale.github.io
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
Prof. Joey "Barely a Footnote" Neilsen @joeyneilsen.bsky.social Black hole astrophysicist at Villanova. Formerly: MIT, Boston University, Harvard, Kenyon College | X-rays | husband | dad of 2 | cooking. He/him. Skeets are my own.
CatherineQ @catherineq.bsky.social Astronomer, science communicator, over-thinker extraordinaire. @AucklandUni space person @AucklandSpace. Autoimmune illness. 🇳🇿🇺🇸
💀Adina Feinstein PhD 💀 @afeinstein20.bsky.social asst prof | astronomy PhD | MSU | https://adina.feinste.in
Carl Rodriguez @carlrodriguez.bsky.social Professor of astrophysics at UNC, studying colliding black holes, swarming stars, and other things that go bump in the night. Big fan of transit, biking, climbing, Durham NC, he/him
dynamics.unc.edu
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
Benjamin Pope @benjaminpope.bsky.social Australian astronomer
he/him
Sydney/Gadi
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
Michael Merrifield @astromikemerri.bsky.social Emeritus professor of astronomy at the University of Nottingham. Too frequent appearances on YouTube. All my own views.
Dr. Raphael Marschall @spacemarschall.net Associate Professor of Experimental Physics at the @unibe.ch
Co-I of ESA's Comet Interceptor, collaborator on NASA's Lucy and ESA's Rosetta missions.
www.spaceMarschall.net
(he/him)🇨🇭🇺🇸🇫🇷
#asteroids #comets #protoplanetarydisks #planetaryScience 🧪🔭🚀🛰️☄️
Kevin Hardegree-Ullman @kevinkhu.bsky.social Research Scientist at Caltech/IPAC-NExScI studying all things related to exoplanets! Opinions are my own. https://kevinkhu.com
Andrea Luck @andrealuck.bsky.social 🛰️🪐 Space voyager processing space images 📡💻
🎞️ HD Photostream: https://www.flickr.com/photos/andrealuck/
🎋Other places: https://linktr.ee/andrealuck
🌍Glasgow, Scotland 🌱 (He/Him)
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/
Christopher Berry @cplberry.bsky.social Gravitational-wave astrophysicist. University of Glasgow Senior Lecturer. Science, education, LEGO & cake. May contain traces of nuts
🐘 https://mastodon.online/@cplberry
📚 https://cplberry.com
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
Bibiana Prinoth @bibianaprinoth.ch 🇨🇭
• ESO fellow @eso.org exploring exoplanet atmospheres 🪐 🔭 🇩🇪
• PhD from Lund Observatory 🇸🇪 & ESO 🇨🇱
• passionate about all things outreach and science communication ✨
Astronomy Picture of the Day 🪐 @apod.shinyakato.dev Official Mirroring APOD BOT for Bluesky.
https://apod.nasa.gov/apod/lib/about_apod.html
Src:
https://apod.nasa.gov/apod/astropix.html
http://star.ucl.ac.uk/~apod/apod/astropix.html
Maintained by @shinyakato.dev
Dr Jake Taylor @astrojake.bsky.social Astrophysicist at the University of Oxford. Researching the atmospheres of exoplanets.
IAU Office of Astronomy for Education @astro4edu.bsky.social The Office of Astronomy for Education (OAE) of the International Astronomical Union, hosted at @hausderastronomie.bsky.social
https://haus-der-astronomie.de/de/impressum
European Space Agency @esa.int Elevating the future of Europe through space.
Please see our Privacy Notice: https://esa.int/connectwithus
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
ESA Space Transport @transport.esa.int Latest news on @esa.int's launches, projects and developments in space transportation.
Please see our Privacy Notice: esa.int/connectwithus
Steve Brown - astronomy and astrophotography @sjbastro.bsky.social Amateur astronomer and astrophotographer, including Sirius, meteors, noctilucent clouds and aurora. Articles and pictures published in books and magazines. Been on TV and radio talking about astronomy. Always need more sleep.
AstroBin @astrobin.com Home of Astrophotography since 2011.
SETI Institute @setiinstitute.bsky.social Our mission is to lead humanity’s quest to understand the origins and prevalence of life and intelligence in the universe and share that knowledge.
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
EAS Annual Meeting @eas-meeting.bsky.social Official Account of the EAS Annual Meeting #EAS2026Lausanne
https://eas.unige.ch/EAS2026/
Nereide @drnereide.bsky.social Physicist interested in Astrophysics and Particle Physics| Research in Math and Science Edu| Math and Science Writer| Teacher and Teacher Trainer
My blog: https://www.tutto-scienze.org/
More about me: https://www.linkedin.com/in/annarita-ruberto-3970507/
Naztronomy @naztronomy.com I'm Naz! An astrophotographer from of Boston. I post astrophotos as well as videos which I create to spread the good word about space.
naztronomy.com
youtube.com/Naztronomy
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
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
Caltech Astro @caltechastro.bsky.social Follow me to keep up to date on Caltech Astronomy Outreach events!
http://outreach.astro.caltech.edu
Caitlin Doherty @caitlindoherty.bsky.social Doing digital things at BBC News
Scientific American @sciam.bsky.social A legacy of discovery. A future of innovation.
Jodrell Bank @jodrellbank.bsky.social Radio astronomy observatory, research centre, UNESCO World Heritage site, beautiful visitor galleries, free parking, and great coffee 😀📡🌟
🔗 https://www.jodrellbank.net/
Banner © Dr Anthony Holloway
Litbowl @litbowl.bsky.social I share beautiful words from beautiful books. Mostly poetry. Some prose. Always attributed, always pro-author, and generative AI is theft.
(All photos original. All rights reserved by original authors.)
Get books here: https://bookshop.org/shop/litbowl
Dr Áine O’Brien @aineclareob.bsky.social Planetary scientist at the University of Glasgow. Mostly studying meteorites and Mars. Frequent hiccougher. She/her 💫☄️
Paul McMillan @mcmillan-astro.bsky.social Astrophysicist working on Milky Way dynamics and Gaia data. University of Leicester. Views expressed are my own.
Website: https://paulmcmillan-astro.github.io/
@astrophys.bsky.social @astrophys.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/
Marc Kuchner | Author @marckuchner.bsky.social Dad. Author of the Cosmic Collisions books. Astrophysicist and Participatory Science fanatic @nasa. www.marckuchner.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/
Quanta Magazine @quantamagazine.org Illuminating math and science. Supported by the Simons Foundation. 2022 Pulitzer Prize in Explanatory Reporting. www.quantamagazine.org
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.
Fun Fact Science with Kovi @funfactscience.com Astrophysics PhD candidate studying stars that go snap, crackle, and pop - communicating scientist - meme aficionado. 
Astronomy Australia Limited (AAL) @astroaustralia.bsky.social Astronomy Australia Limited (AAL) is a non-profit organisation, whose members are Australian universities and research organisations with a significant astronomical research capability.
Bridgy Fed for the fediverse @ap.brid.gy Bridgy Fed (https://fed.brid.gy/) bot user for the fediverse. To bridge your account to the fediverse, follow this account.
To ask a fediverse user to bridge their account, send their address (eg @user@instance) to this account in a chat message.
More i…
Eric Bellm @ebellm.bsky.social Astronomer at the University of Washington.
Building time-domain surveys (ZTF & Rubin Observatory) & looking for compact objects in our Galaxy.
Davide Iannone @davideiannone.bsky.social The truth of a theorem, the mathematical models of the physics, the methods of the astronomy, the citizen science.
Duncan K Galloway @duncankgalloway.bsky.social Astrophysicist, educator, cyclist, science communicator. Living through a climate emergency (as are we all) on Boon Wurrung/Wurundjeri land/Netherlands. He/him. http://outs1der.github.io
ORCID: 0000-0002-6558-5121
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 ;)
Mission spatiale Euclid 🇫🇷 @euclid-france.bsky.social Suivez l'aventure scientifique du télescope spatial Euclid, qui explore l'univers sombre ! Compte 🇫🇷 du consortium scientifique de la mission Euclid de l'ESA.
Andrés Ponte Pérez @anachoponte.bsky.social Astrophysics PhD researcher at the University of Birmingham studying gravitationally lensed transients
Kate Pattle @jumpingjupiters.bsky.social Astrophysicist at University College London (UCL). Interested in all things star formation-related, many things not star formation-related, and magnetic fields! All views my own, of course.
Ethan Siegel @startswithabang.bsky.social Cosmologist, science communicator, author, speaker, and longtime writer of Starts With A Bang.
Not the next Carl Sagan; the first Ethan Siegel.
Leo Enright @ollopa11.bsky.social "The Guy from Irish TV" at NASA for 50 years (and counting)! Ex Foreign Hack at BBC News & RTE News; now see/hear me live on space on BBC, RTE, Newstalk FM @aljazeera.com etc
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
Kat Troche @kuiperkat.org Professional amateur astronomer with astrosociety.org + aaa.org 💫
Emmy + Webby winner 🏆
Have scope, will travel 🔭
Opinions are my own 👩🏻💻
linktr.ee/kuiperkat
BBC Newsnight @bbcnewsnight.bsky.social Welcome! Find us weekdays 10:30pm on BBC Two, BBC News, iPlayer with Victoria Derbyshire, Paddy O'Connell & Matt Chorley - plus Katie Razzall, Nicholas Watt and Faisal Islam