Arp Bot 🤖 @arpbot.bsky.social Posting images of galaxies in Halton Arp's Atlas of Peculiar Galaxies (1966).
Automated account. Image curation, descriptions, typos, and most alt text by astronomer @kellylepo.bsky.social.
See posts for credits and links to the original sources.
Daisy Bissonette @daisybissonette.bsky.social astrophysics phd candidate @ uchicago
John Beacom @johnbeacom.bsky.social Ohio State Arts and Sciences Distinguished Professor of Physics and Astronomy. Into neutrinos. Fresh off the turnip truck.
Katrina Miller @katrinamillerphd.bsky.social physicist by training, reporter by trade
writer by nature
📍chicago
tips: katrina.miller@nytimes.com
signal: katrinamiller.04
https://katrinamillerphd.com/
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
Dean, School of Arts & Sciences, University of Pennsylvania @pennsasdean.bsky.social Official account of Dean Mark Trodden, Thomas S. Gates Jr. Professor at the University of Pennsylvania.
https://www.sas.upenn.edu/leadership
Dr. Suchitra Narayanan @suchitra.bsky.social Center for Astrochemical Studies Postdoc @MPE-garching 𑁍 formerly: NSF Fellow @UHIfA/@CenterForAstro ❀ @astrobites author ✿ chemical & biomolecular eng/astrophysics @UCBerkeley ✾ @AAS_SC ❁ my views
Sam Usman @samusman.bsky.social she / her / hers
Visiting Professor of Astronomy at Colgate University 🌌
Purple belt jiu jiteira, dog owner, amateur potter
Pedro Bernardinelli @pbernardinelli.com Professor of astronomy @ University of São Paulo, PhD from Penn, formerly at UW. Discoverer of minor planets and C/2014 UN271, Brazilian, coffee dependent, geek. He/him/ele, pt-br/en
Dr. Skylar Grayson @skylargrayson.bsky.social Astrophysics PhD ✨ studies black holes and galaxy evolution 🌌Science Communicator (find me other places at “Space According to Skylar”)
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
@omarcastillo.bsky.social @omarcastillo.bsky.social 
Annie Heinrich @spaceweatherwoman.bsky.social Astronomy PhD. candidate at UChicago.
X-raying galaxies since 2021
she/her 
Emily Simon @ersimon.bsky.social 
UChicago Astro Outreach @uchicagoastro.bsky.social Sharing news and outreach initiatives from the UChicago Astro Dept. Run by current grad students, postdocs, & staff. Find out more about us here: https://astrophysics.uchicago.edu/diversityinclusion/community-engagement-working-group/
Annelia Anderson @astroannelia.bsky.social University of Alabama Astrophysics PhD candidate studying the CGM, NASA Space Grant Fellow, @astrobites.bsky.social author 
nicholas rui @nrui.bsky.social i like space
nicholasrui.com
Adam Lidz @adam-lidz.bsky.social Astrophysicist at the University of Pennsylvania working on the Epoch of Reionization and other assorted topics.
Bob Benjamin @bobbenjamin.bsky.social Wisconsin. All about the Milky Way.
Emily Griffith @emilyjogriffith.bsky.social NSF Post-Doc at @CUBoulder
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
Dr. Doctor @actualdrdoctor.bsky.social Climate Scientist 🌎 | Astrophysicist 🔭 | Memes 🫡 | Coffee ☕️ | Travel ✈️ | PDX -> Chi
Rohan Naidu @rpnaidu.bsky.social Astronomer @ University of Hawaiʻi. 🇮🇳 →🇸🇬 →🇺🇸 https://rohannaidu.github.io/
Pete Buttigieg @petebuttigieg.bsky.social Husband, dad, veteran, writer, and proud Midwesterner. 19th US Secretary of Transportation and former Mayor of South Bend.
Martha Boyer @marthaboyer.bsky.social I'm an Astronomer, primarily studying dust-producing stars with JWST and HST. Opinions are my own. Pround Minnesotan. Abolish Ice. She/Her
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.
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
Beth Willman @bethwillman.bsky.social LSST Discovery Alliance, CEO
Max Newman @mjbnewman.bsky.social Rutgers University PhD candidate (t-6 months) | Musician, tinkerer, night owl and early bird
Karen Masters @karenlmasters.bsky.social Prof. of Astronomy and Physics, Haverford College. PI of Galaxy Zoo. Radio astronomer. Check out my latest book “The Astronomers Library” about books, libraries and astronomy - three of my favourite things. Brit/US.
nicole firestone | נחמה 🍵🌑🍃 @galacticnicole.bsky.social (she/her)
observational astrophysicist 🌠
phd candidate @ rutgers uni 📚
nsf graduate research fellow 🌎
proudly #DisabledInSTEM 🦋
musician 💙
tea lover 🍵
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
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/
Catherine 🌌 @catieslaughts.bsky.social Imagining others complexly | VIEWS MY OWN
saurabh w jha @sublunar.bsky.social astronomer, looking up
Sean D. Johnson @seanjohnson.bsky.social Extragalactic astronomer; LSA Collegiate Fellow & Assistant Professor at @michiganastro. Dog lover. Pronouns: he/him/his 🏳️🌈
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.
American Astronomical Society (AAS) @aas.org The mission of the American Astronomical Society is to enhance and share humanity’s scientific understanding of the universe as a diverse and inclusive astronomical community.
aas.org
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
Laura Lopez @ohdearz.bsky.social Professor of astronomy 🔭 at Ohio State. Co-chair of @aascsma.bsky.social. Alum of UCSC and MIT. She/her 🇲🇽
Dr. Deep Anand @styrofoamplates.bsky.social some guy working on some telescope. views are my own and not those of my employer or the government or anyone else.
Jason Wang @thejason.wang Astronomer. I take images of extrasolar planets. Sometimes I make GIFs of them. Professor at Northwestern/CIERA. jasonwang.space
Sarah Blunt, PhD 🇵🇸 @blunt-comma-s.bsky.social Exoplanet astrophysicist and avid petter of dogs.
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
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
Andrey Kravtsov @grumpy1.bsky.social 
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
Sandip Roy @roy-physics.bsky.social Theoretical particle astrophysics PhD student at Princeton.
Dr. Caprice Phillips @capricephillips.bsky.social NHFP Sagan Fellow@UCSC 🍌🐌|RCSA Fellow| Chancellors Postdoctoral Fellow| brown dwarfs & exoplanets| Black In Astro VP|plan(e)t mom 🪴/🪐|she/her/hers
Website: https://capricephillips.space
Grant Tremblay @granttremblay.com Astrophysicist at the Center for Astrophysics | Senior Vice President, American Astronomical Society
Dr. Luna Z 🌙 @cosmolooney.bsky.social cosmologist | derby rookie 🛼| she/they | 🇷🇸 ➡️ 🇺🇸 ➡️ 🇨🇦 | of material substance
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. 
Dr. Steve Goldman @stevegoldman.bsky.social Astrophysicist & Software Engineer for the Hubble, James Webb, and Nancy Grace Roman Space Telescopes @ The Space Telescope Science Institute.
Views are my own.
🪐Ashley 🔭 Lindalía☄️ @that-astro-chic.bsky.social Astrochemist ⚗️ | Planetary Scientist 🔭 | The Realest In The Streets | Founder of BlackInAstro | Fairy Godmother of Astro 🧚🏽♀️| Astronomy's fave hype woman| NASA FINESST| Ice Queen 🧊🌨| Planetary Science Doctoral Student|
South Pole Telescope @sptelescope.bsky.social A 10-meter diameter sub-mm wavelength telescope observing the cosmic microwave background from the South Pole, Antarctica.
gaia memes for parallax < 0.01 as connoisseurs @gaiamemes.bsky.social memes about your favorite telescope at L2
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- J @jakenibauer.bsky.social @jakenibauer.bsky.social
William G. Lamb 🏴 @astrolamb.bsky.social 📡 NANOGrav Research Assistant
🔭 PhD in Astrophysics, Vanderbilt University, Nashville TN
🏴 Siaradwr Cymraeg o Eryri
👽 US “Resident Alien”
🎓 Uni of York Alumnus
🐱 Dad of WiggleWorm
🏊🚲🏃Triathlete
💃 Swing Dancer
Erika K. Carlson @erikakcarlson.bsky.social physics, astronomy, and natural world enthusiast | formerly: writer, editor at American Physical Society, Physics Magazine | AAAS Mass Media Fellow & UCSC SciCom alum | she/her
briley lewis @briles34.bsky.social astrophysicist • NSF fellow/PhD candidate UCLA (formerly
Columbia undergrad) • crafty human • dog mom • freelance science writer in SciAm SPACE PopSci & Astrobites • she/her
Astrobites @astrobites.bsky.social Digestible summaries of the latest astronomy research. Written by an international team of grad students for undergrads! Supported by the @AAS_Office. #scicomm
Gus Beane @gusbeane.bsky.social astro postdoc at NYU
Niamh O’Sullivan @niamhk12.bsky.social DPhil student at the University of Oxford. A stellar physicist pretending to be an exoplanet finder 🌟🪐🌟
Kyle Kabasares @kylekabasares.bsky.social Ex-Data Scientist for the Bay Area Environmental Research Institute at NASA Ames | Physics PhD | YouTube Partner | Fil-Am 🇵🇭🇺🇸
YouTube: https://youtube.com/@KyleKabasares_PhD
Website: https://www.kylekabasares.com
Jenny Calahan @jkcalahan.bsky.social UMich PhD --> Origins of Life Institute at Harvard ; I study protoplanetary disks in the safety of my home 👩💻 ; Showtunes are my coffee 🎶 ; (Coffee is also my coffee)
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
Ali Crisp @crispyplanets.bsky.social Postdoc at The™️ Ohio State • “Retired” Astrobites writer • Exoplaneteer • Foilist 🤺 • she/they
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.
Nora Shipp @norashipp.bsky.social UW Astronomy | ✨stellar streams✨ | she/her
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.
Monika I. Jurkovic @monikajurkovic.bsky.social Astrophysicist at the Astronomical Observatory of Belgrade. Interested in Type II and Anomalous Cepheids. ... And a Mom.
Pia Cortes Zuleta @piacortes.bsky.social Astronoma 🌟🪐🔭 | Postdoc at the University of St Andrews, UK | PhD in Astrophysics from Aix-Marseille University | Exoplanets, stellar activity, data science, outreach |
piacortes.github.io
Peter Gao @planetarygao.bsky.social Staff Scientist @ Carnegie EPL. Planetary and exoplanet atmospheres. He/Him/His. Black Lives Matter. Trekkie. Opinions are my own.
Huei Sears, PhD 🌟 @starlights.bsky.social ✨ she/her ✨ astrophysicist studying supernovae + GRBs ✨ @ Rutgers U
Hsiao-Wen Chen @highzclouds.bsky.social mom, daydreamer, stargazer, astrophysicist
https://lambda.uchicago.edu
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/
Jane Rigby @janerigby.bsky.social Astronomer, human, described by adjectives too dangerous to list. Views mine
Reach for the stars. But not that one — it’s about to go boom
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)
Ava Polzin @avapolzin.bsky.social professional nerd/astronomer
avapolzin.github.io
Dr. Sarafina El-Badry Nance @starstrickensf.bsky.social Astrophysicist. Author of STARSTRUCK (PEN/E.O. Wilson Longlist, NCBA finalist, a Penguin Random House Common Read). 🧿🇪🇬 BRCA+ occasional model, fervent activist.
Nora's Guide to the Galaxy @ngttg.bsky.social I love space!
PhD, Astrophysics
SFF Author
🚀🌌👩🚀🌠🪐
🔗: https://galaxy.nora-bailey.com/linktree
Dr. Emily Gilbert @emdwarf.bsky.social Staff scientist at Caltech/IPAC, working on the NASA Exoplanet Archive, and studying small stars and planets. But you’ll mostly find baseball and snark here, with occasional scientific interruptions.
Yoni Brande @yonibrande.bsky.social phd astrologer, world class barista, and professional chef
Nicholas Scarsdale @scarsdale.bsky.social aspiring astrobiologist . phd candidate at UC Santa Cruz . abolitionist & union man . he/him
Alex Ji @alexji.bsky.social Near-field Cosmologist and Assistant Professor of Astronomy and Astrophysics at University of Chicago. he/him
Julianne Dalcanton @dalcantonjd.bsky.social Astrophysicist at the Center for Computational Astrophysics & U. Washington. 
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
Dr. Jessie Christiansen @aussiastronomer.bsky.social Caltech/IPAC Planet Hunter | Chief Scientist, NASA Exoplanet Science Institute | @TEDFellow | Science consultant | SHERA PI | My views are not the views of NASA | 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. Mace Huston @mhuston.bsky.social astronomy postdoc @ uc berkeley | gravitational microlenser | they/them