Hayley Roberts @astrohayley.bsky.social 📡 Postdoctoral Astrophysicist & Data Scientist at Zooniverse
University of Minnesota ✨ astrohayley.com
Sylvie F Beaulieu PhD @sfbeaulieu.bsky.social Astrophysicist/Astrophysicienne - Observatoire du Mont-Mégantic, Université de Montréal.
Sami Lamby 🩷💜💙 @samilamby.bsky.social PhD Astronomy candidate at Western University • brown dwarfs, ultracool dwarfs & exoplanets • outreach assistant at Cronyn Observatory ✨ she/her
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/
Siyi Xu @siyixu.bsky.social 
★ govert schilling @govertschilling.nl astronomy writer (de volkskrant, sky & telescope, sky at night magazine) ★ book author (almost 100 titles) ★ asteroid 10986 ★ amersfoort, the netherlands ★ eclipse chaser ★ atlas lover ★ partner, father, grandfather ★ www.govertschilling.nl
Simons Foundation @simonsfoundation.org Advancing the frontiers of basic science through grantmaking, research and public engagement. Sign up for our newsletter: simonsfoundation.org/newsletter
Flatiron Institute @flatironinstitute.org Advancing scientific research through computational methods and software tools. Centers: #FlatironCCA, #FlatironCCB, #FlatironCCM, #FlatironCCN and #FlatironCCQ
Erik Tollerud @eteq.bsky.social Astrophysicist, Python coder, and general lover of nature in all its forms. Tweets are my own. He/they.
pyOpenSci @pyopensci.org We build diverse communities that support free and open Python tools for processing scientific data. We also build technical skills needed to contribute to open source and that support open science. Join our global community: https://linktr.ee/pyopensci
Fred Davies @freddavies.bsky.social Independent Research Group Leader @ MPIA
reionization, quasars, UVB, PypeIt, stuff
Douglas Lewin 🔭 @dhilton.bsky.social Astronomical and Planetary Sciences (Astrophysics) student at ASU. Future exoplanet astrophysicist.
Human Dad to 1 | 🐱 Dad to 4 | 🐢 Dad to 1 | 🏳️🌈 ally | sci-fi nerd | nature lover | board gamer | He/him
Observatoire de Paris - PSL @obs-paris-psl.bsky.social Etablissement public en charge de missions de recherche fondamentale et appliquée, d’enseignement supérieur et de partage des savoirs dans les disciplines liées aux sciences de l’Univers, à l’astronomie et à la métrologie du temps.
LIRA astro @liraastro.bsky.social Laboratoire d'Instrumentation et de Recherche en Astrophysique de l'Observatoire de Paris - PSL.
Thèmes de recherche : Physique solaire, Planétologie, Exoplanètes, Galaxies, Physique stellaire, Plasma, Haute Résolution Angulaire
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. 👇
https://www.ssl.berkeley.edu/
Sakhee Bhure @sakhee-space.bsky.social planets and poems
graduate student @unisqaus
post-bac researcher w @aussiastronomer.bsky.social
@FloridaTech
@iiserpunesac
@thewirescience
she/her
Sam Usman @samusman.bsky.social she / her / hers
Visiting Professor of Astronomy at Colgate University 🌌
Purple belt jiu jiteira, dog owner, amateur potter
Andrew Hoffman @andrew.hoffman.aero PhD candidate studying comets! ☄️✨
ORCID: 0000-0002-8732-6980
David S. F. Portree @dsfpspacefl1ght.bsky.social history guy, science writer, educator, map librarian, archivist, 58 yrs a space exploration nut, ex-NASA, ex-US Geological Survey, now doing local history among the pines in Flagstaff AZ USA
Save NASA space science
https://spaceflighthistory.blogspot.com
Chris Schaller @hicommander.bsky.social Software Developer, Planetary Image Research Lab, Lunar and Planetary Lab, University of Arizona - MRO/HiRISE • TGO/CaSSIS • Europa Clipper/EIS - he/him/his.
AstroArxiv @astroarxiv.bsky.social 
arXiv bot (astro-ph) @krxiv-astro-ph.bsky.social New submissions in arXiv
Category: Astrophysics
https://arxiv.org/list/astro-ph/new
Administrator: krypf @krypf.bsky.social
lit link: lit.link/krypf
Zach Savery @savery.bsky.social Grad Student at UDel. Studying physics and astronomy. UNCA Physics and Astronomy graduate
Bryce Bolin @brycebolin.bsky.social Research scientist at Eureka, Scientific. Small bodies of the Solar System. Avid paraglider pilot and traveler.
Dale Ghent @daleghent.com FOSS astro-imaging software
Observatory systems
Automation and data storage
Maryland 🦀
Owner/Operator of @eros.daleghent.com
JuliaAstro @juliaastro.org Official astronomy organization of @julialang.org
Web / Docs: juliaastro.org
Source: github.com/JuliaAstro
Email: astro [at] julialang.org
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
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- E Eric Mamajek @ericmamajek.bsky.social Star guy. Statements and opinions posted here are my own.
John Blackwell @jablackwell.bsky.social Teacher, Observatory Director, Astronomer, Model Builder, Photographer, Cook, Spouse, Parent, and I play a lot of music with a lot of instruments. regulusastro.com 
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
Alejandro S. Borlaff @asborlaff.bsky.social NASA Space Scientist at Ames Research Center. Astrofísico. Desarrollando telescopios espaciales y protegiendo el Cielo Oscuro. cps.iau.org. Views are my own.
Chris Lee @cpl43uk.bsky.social AstroSpace Advisor, Former Chief Scientist UK Space Agency, Visiting Prof (Uni of Leicester), FRAS FBIS #BristolAstroSoc, Astro, #Space #Astrophotographer, #Park-run #ProgRock, #Sci-Fi, #anti-Trump #anti-Reform (he/him)
Dr. Craig DeForest ☀️ @craig.deforest.org Dad, mountaineer, heliophysicist. I lead the PUNCH space mission and direct a team at SwRI. I like science, space, communication, humans, dogs, horses, puns. Lowering barriers and promoting open science are priorities. My personal account; my opinions.
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/
Matthieu Béthermin @matbethermin.bsky.social Faculty astronomer at Strasbourg observatory. Star formation in high-z galaxies from sub-galactic scales to large-scale structures. Long distance triathlete when I am not nerding on my laptop. Husband of @karinavoggel.bsky.social.
András Gáspár @andrasgaspar.bsky.social Associate Astronomer at the University of Arizona. JWST/MIRI Instrument Team. Debris disk aficionado. Classic car enthusiast. Opinions my own. He/him
Meghan Gray @emeegray.bsky.social Professor of Astronomy. Midlands.
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.
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 🦊💙
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
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
Graham Smith @grahamsmithastro.bsky.social Professor, University of Birmingham
Project Scientist, LSST:UK
grahamsmithastro.com
All views are my own
Institut d'astrophysique de Paris @iap.fr Compte officiel de l'Institut d'astrophysique de Paris (IAP), une unité mixte de recherche du CNRS et de Sorbonne Université. #HelloESR
http://www.iap.fr/
Science Explorer (SciX) @scixcommunity.bsky.social News and information for the Science Explorer (SciX) user community. Explore with us at SciXplorer.org
Alexis Quintana @alexis-space.bsky.social Astronomy postdoc fellow in LIRA (@liraastro.bsky.social), Paris Observatory (@obs-paris-psl.bsky.social) in 🇨🇵.
Works on OB stars, stellar associations & clusters and Galactic structure & dynamics.
From 🇧🇪, previously in 🇬🇧 and 🇪🇦.
he/him
IRAFNet @irafnet.bsky.social 
Bruce Macintosh @bmacastro.bsky.social Astronomer working on imaging extrasolar planets, instrumentation, and science policy. Spare time: hiking with a golden retriever, and not playing enough boardgames.
Director, University of California Observatories, but opinions are my own. He/him
Trent Dupuy @trentdupuy.bsky.social astronomer with no hobbies
Iván Ramírez @astrochasqui.bsky.social Papá. Soccer fan. Peruvian. Astronomer. Profe at Tacoma Community College. He/Him.
Kevin Hainline @kevinhainline.bsky.social Enthusiastic Astronomer. Professor at the University of Arizona. I use telescopes to find things. (He/him)
DarkSky International @darkskyintl.bsky.social Restoring the night and protecting communities from the harmful effects of light pollution through outreach, advocacy, and conservation.
DarkSky.org
Martin Bourne 🏳️🌈 @astromartin.bsky.social Astrophysicist (at least in theory) and beagle dad! (he/him)
UKRI Hawking Fellow & Senior Lecturer at University of Hertfordshire.
Views are my own.
instagram.com/quee1896
ESA auf Deutsch @de.esa.int Hier teilt die Europäische Weltraumorganisation (ESA) Neuigkeiten in deutscher Sprache.
Paul Byrne @theplanetaryguy.com Associate Professor of Earth, Environmental, and Planetary Science at WashU • NASA Planetary Data System Geosciences Node Director • Explorers Club EC50 • eeps.washu.edu/people/paul-byrne • he/him
Joe Renaud @spacetides.bsky.social NASA Ast. Research Scientist | U. Maryland | Studying tides on moons and #Exoplanets 🪐| Favorites: #SG1, 🍕,🍷,🍺,🏃♂️,🌶️ | He/him | Married to Jessica Teaford | Opinions my own
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.
SciComm Excellence @scicommexcellence.nationalacademies.org The National Academies of Sciences, Engineering, and Medicine's home for excellence in #scicomm.
https://www.nationalacademies.org/awards/excellence-in-communication
The National Academies of Sciences, Engineering and Medicine @nationalacademies.org Providing expert advice on some of the most pressing challenges facing the nation and world. Non-partisan. Non-profit. https://nationalacademies.org
William Thompson @wrtastro.bsky.social Herzberg Instrument Science Fellow at the National Research Council in Victoria, Canada. Imaging exoplanets and writing #JuliaLang tools.
Julien Girard @juliengirard.space astronomer, scientist and coronagraphist at STScI, exoplanet portraitist, extreme turophile, father, grumpy urban farmer hobbyist
he/him
views EN FR ES my own
https://linktr.ee/juliengirard
🦋 🐘 @djulik on 🦤
Jason Wang @thejason.wang Astronomer. I take images of extrasolar planets. Sometimes I make GIFs of them. Professor at Northwestern/CIERA. jasonwang.space
Jarron Leisenring @jarron.bsky.social Astronomer at Steward Observatory and Director of the Imaging Technology Lab (https://itl.arizona.edu/). Work on JWST NIRCam, ground-based AO, and detectors for high contrast imaging of exoplanet and disks.
Statements and opinions are my own. (he/him)
Thayne Currie 🇺🇦 @astrothayne.bsky.social Astrophysicist at Subaru Telescope/U. Texas. Exoplanets, Direct Imaging. Empiricist. Likes scientific rigor. Fan of his golden retriever and peer review.
https://subarutelescope.org/staff/currie/
Kim Ward-Duong @spacegal-spiff.bsky.social Finally migrated over from that other platform!
Assistant Prof. of Astronomy @ Smith College; opinions own (she/her)
Aniket Sanghi @astroaniket.bsky.social Astronomy and Physics Texas Exes🤘– NSF Graduate Fellow @ Caltech – Exoplanet Hunter 🪐
Dr. Gerard van Belle @fringedoctor.bsky.social Active astronomer, intrepid interferometrist, doting dad, happy hubby, heuristic homebrewer, lapsed pilot, Director of Las Cumbres Obs in Santa Barbara. Asteroid 25155 van Belle.
Dr. Emily Rickman @astrorickman.bsky.social Astrophysicist - European Space Agency/STScI 🇪🇺🇺🇸 Direct Imaging Exoplanets & Brown Dwarfs✨🇬🇧🇦🇺🇨🇭🏳️🌈 she/they
Erika Dunning @astrodunning.bsky.social (She/her)
Astrophysicist, grad student, teaching associate, and explorer of our beautiful universe. My expertise is in circumbinary transiting exoplanets, moons, and astronomy education/outreach.
Steve Desch @deschscoveries.bsky.social Professor of astrophysics / planetary science / meteoritics at Arizona State University.
AAS Press Office @press.aas.org Astronomy news curated by the Press Office of the American Astronomical Society. Note: Posting is not endorsing, only informing. aas.org/press Header Image: https://shorturl.at/vb7A1
Peter Gao @planetarygao.bsky.social Staff Scientist @ Carnegie EPL. Planetary and exoplanet atmospheres. He/Him/His. Black Lives Matter. Trekkie. Opinions are my own.
Mordecai-Mark Mac Low @astrocurator.bsky.social Researching the formation of planets, stars, and galaxies, mostly through numerical simulations. Curator-in-Charge, Dept. of Astrophysics, American Museum of Natural History. All opinions are my own and not the institution's.
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
John Lewis @astrojthe3.bsky.social Learning and Education Design specialist, Software (Python/vue.js) dev, PhD Astronomy, @harvard.edu @cosmicds.bsky.social, 🔭✝️
Comments, RTs, likes are all me and represent on one else
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
Ali Bramson @alibramson.bsky.social Planetary scientist finding ice on Mars with NASA space robots | Professor @ PurdueEAPS | she/her | 👩🔬🚀🪐❄️🌈
sarah (they/them) 😷 @twinsunsfour.bsky.social astronomy phd student at IU. everything i do is for my cat. https://sarahpopp314.github.io/
Lexi Gault 🌌 @lngault.bsky.social Astronomy PhD Candidate at IU.
AAS Media Fellow https://aasnova.org/author/lexi/.
Ask me about ga(lexi)es :)
Brandon Radzom @brandonradzom.bsky.social Astronomy PhD candidate at Indiana University. (Exo)planetary scientist. Runner. Average Android enjoyer.
Philip Muirhead @philipmuirhead.bsky.social Astronomer at Boston University. Director of the Perkins Telescope Observatory.
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
Caleb Choban @calebchoban.bsky.social Computational astrophysicist and interstellar dust nerd. IU Bloomington Sullivan Fellow.
calebchoban.github.io
Debra Fischer @debrafischer.bsky.social PhD astrophysics, discovered hundreds of exoplanets around nearby stars, led design-construction-software for 3 spectrographs, Yale astronomy professor, division director of astronomy at the NSF (2021 - 2023). Co-founder astronomers for planet earth.
Tori Bonidie @toribonidie.bsky.social astrophysics PhD candidate at the University of Pittsburgh | astrobites author | exoplanet enthusiast | (she/her)
Sarah E Moran @offallingstars.bsky.social she/her.
(Exo)planetary clouds/hazes in 👩🏽🔬,💻,🔭
Lover of all worlds, great and small. 🌎🪐
Assistant Professor of Astronomy at UMD.
😺🧑🩰🌱🧘♀️🏃♀️☕🍸🎭📚
All opinions just me.
Always screaming inside my heart.
https://tx.ag/moran
Mark Cheung @markcheung.bsky.social Astro | Helio | Space Weather | ML
Science Director, Space & Astronomy @CSIRO; OMO
Dr. Sierra Ferguson @saturnsierra.bsky.social Planetary Scientist/ Runner/ Baker/ Climber (she/her)
Sammy Hasler @sammyhasler.bsky.social interested in directly imaging exoplanets and studying solar system analogs • postdoc at STScI • thoughts and opinions my own
snhasler.github.io
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
Dr. Teresa Symons @deepspacemine.bsky.social Astrophysicist @caltechipac.bsky.social working on NEO Surveyor 🛰️ | Studies cosmological backgrounds 🌌 and PSF reconstruction 🌠 | she/her
Dr Amanda Bauer @amandabauer.bsky.social Astronomer, Deputy Director of Yerkes Observatory, still willing to try...
Joseph Havens @cosmicjoe.bsky.social Undergraduate Researcher | University of Kansas | Astrophysicist | He/Him | josephhavens.me
Dr. Amber Straughn (she/her) @astraughnomer.bsky.social Black Lives Matter. NASA Astrophysicist for #JWST. From Arkansas. Hiking, yoga, Great Dane mom, pilot, Pearl Jam superfan. #FirstGen Personal account - my views
Dr. Maitrayee Gupta @maitrayeegupta.bsky.social Astrophysicist at Harvard-Smithsonian & Czech Academy of Sciences
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 
Laura Rogers @astroloz.bsky.social Astronomy postdoc studying dead planets around dead stars (a.k.a. polluted white dwarfs)
☄️+💀💫=🔭😲
Logan Pearce @loganpearce.com Astronomer, ELT Fellow at U-M. Currently the Grand Canyon Astronomer in Residence!
Website: www.loganpearcescience.com
Kareem El-Badry @kelbadry.bsky.social Astronomer @Caltech.edu, studying binary stars and black holes 
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.