Adam Burgasser @substellar.bsky.social Professor of Astronomy & Astrophysics at UC San Diego, studying coldest stars, brown dwarfs, & exoplanets. Also surfer, biker, crocheter, genealogist
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/
Dr. Divya (🔔 logged out - health emergency) @divyampersaud.com I am having a health emergency and have to be offline. My posts are scheduled with an app. I verify & host the funds for all the families I post. https://linktr.ee/divyamp
[Icon: b&w photo of a brown woman in suit & bowtie. Banner: a dark red color]
Ruha Benjamin @ruha9.bsky.social ✍🏽 • RACE AFTER TECHNOLOGY: Abolitionist Tools for the New Jim Code • VIRAL JUSTICE: How We Grow the World We Want • IMAGINATION: A Manifesto 📚www.ruhabenjamin.com
Remco de Kok @planetremco.bsky.social Academic wanderer, all the atmospheres, dad, husband, runner. He/him.
Dra. Junellie Perez @spacejunellie.bsky.social Doctora de Planetas 🌌🛰️
Astronomy Instructor at University of Alabama at Birmingham! ✨️
She/her/ella 💕 Views are my own
David W Hogg @hogg.bsky.social Astronomer, physicist, statistician, data analyst, open scientist. (Totally not at all the other David Hogg). I live on Lenape land.
Radical Graffiti @radicalgraffiti.bsky.social Just sharing pics of anti-capitalist, anti-authoritarian and anti-colonial graffiti, stickers and street art seen around the world.
https://linktr.ee/Radicalgraffiti
DESI Survey @desisurvey.bsky.social The DESI Survey will measure the properties of Dark Energy using a survey of 30+ million galaxy redshifts.
Barbara Ryden @bsryden.bsky.social Writer of astrophysics textbooks, servant to cats
Mayor Zohran Kwame Mamdani @mayor.nyc.gov Fighting every day to deliver a city that working New Yorkers can actually afford. Mayor of New York City.
Schmidt Sciences @schmidtsciences.bsky.social Bold science, deep and continuous collaborations.
AstroMonnier @astromonnier.bsky.social John Monnier, Professor of Astronomy, U. of Michigan
Favorite Things: Imaging Stars & Exoplanets with Interferometry
Developer: MIRC-X, MYSTIC, STARI
2014 Michelson Investigator Prize; 2019 AAS Joseph Weber Award
http://monnier.us
Opinions my own.
Dr. Debora Kamin Mukaz, MS, PhD 🫀🥼 @deborascience.blacksky.app Assistant Professor. Molecular and social epidemiologist. Blerd. Views are my own. Not my employer’s or any organization I’m affiliated with.
Katie Mack @astrokatie.com Cosmologist, pilot, author, connoisseur of cosmic catastrophes. TEDFellow, CIFAR Azrieli Global Scholar. Domain verified through my personal astrokatie.com website. She/her. Dr.
Personal account; not speaking for employer or anyone else.
Xueqing Chen @xqchen.bsky.social astro phd student 🌎 🪐 | aspiring science communicator and artist
https://alphalyncis.github.io/exorender/
https://space.bilibili.com/31478424?spm_id_from=333.337.0.0
Steven Finkelstein @astrosteven.bsky.social Dad to two alternatingly amazing/frustrating kids, decent husband, astronomer. Lover of Seattle/Austin sports and good sci-fi/fantasy novels and movies.
Tim Steller @timsteller.bsky.social Metro columnist, Arizona Daily Star, Tucson
Email: tsteller@tucson.com
Signal: timsteller.87
Onaketa @onaketa.org Free STEM tutoring for black and brown students by black and brown academics and professionals.
https://www.onaketa.org/
WNBA @wnba.com The official account for the WNBA
https://tr.ee/HEwbJA1hq6
Katy Rodriguez Wimberly, PhD @spacedocdubb.bsky.social ✨astrophysicist✨CSUSB Professor studying Near Field Cosmology w/ 🔭 & 💻🌌 🖖🏽Board Member Astronomical Society of the Pacific 💫
Cicero Lu @chardswiss.bsky.social Science Fellow @Gemini-N, NOIRLab
Disks, Exocomets & Exoplanets
Marc Kuchner | Author @marckuchner.bsky.social Dad. Author of the Cosmic Collisions books. Astrophysicist and Participatory Science fanatic @nasa. www.marckuchner.com
Galen @mimosoid.bsky.social Accessibility advocate, manga-reader, and indie game enthusiast. 💜🌱
gbergsten.github.io
Astrobot @bot.astronomy.blue Hi! I'm a friendly bot that manages sign-ups to the Astronomy feeds.
You can sign up to the feeds with "@bot.astronomy.blue signup".
I can also tell some bad jokes 😇
Managed by @emily.space.
More Perfect Union @moreperfectunion.bsky.social Nonprofit newsroom. Media that builds power for working people.
Join us: https://linktr.ee/moreperfectunion 
Meow Wolf @meowwolf.com #1 Immersive Experience in the U.S.
Five unique experiences with a common purpose: to expand worlds and minds through the lens of Meow Wolf’s kaleidoscopic art. Pick a portal and get lost.
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
Tod Lauer @todlauer.bsky.social Extragalactic astronomer (black holes, galaxies, galaxy clusters, stellar pops) who also dabbles in planetary astronomy. Really, basically a pixel pusher.
Chris Love @legallylove.myatproto.social She/Her | Tribal Esq. | Repro activist | Fmr. Yes on 139 spox | Fmr. PPAA Sr. Advisor and Chair | Horror girlie | Blocks liberally, but NOT a Liberal.
ZJ Zhang @zjzhang.bsky.social Assistant professor at the University of Rochester. Atmosphere and formation of exoplanets and brown dwarfs. Love singing and COCONUTS
Emily Rand @emilyrand.bsky.social I used to write things. Now I rant about League of Legends on the LCS broadcast. Unexcited KT Rolster fan and ten of the most boring people you know. Defunct(?) anime blog: https://formeinfullbloom.wordpress.com/ she/her
Dr. Raven the Science Maven @ravenscimaven.bsky.social I'm Raven Baxter, Ph.D. I'm molecular biologist and science educator who loves sharing science with the world! thesciencemaven.com
da share z0ne @dasharez0ne.bsky.social GET MY T-SHIRTS HOODYS MUGS AT https://dashare.zone -
DAILY EXTRAS BY EMAIL AT https://patreon.com/dasharez0ne
WHERE U WILL ALSO FIND "DA SHARE Z1NE", STICKERS AND MORE SHYT -DASHARE.ZONE ADMIN
US National Gemini Office @usngo.bsky.social The US NGO at NSF NOIRLab supports Gemini Observatory
users in the stages of the astronomical observing cycle, from proposal to data reduction. Visit our website at https://noirlab.edu/science/programs/csdc/usngo.
jamelle @jamellebouie.net The real jbouie. Columnist for the New York Times Opinion section. Co-host of the Unclear and Present Danger podcast. b-boy-bouiebaisse on TikTok. jbouienyt on Twitch. National program director of the CHUM Group.
Send me your mutual aid requests.
IRSA IPAC @irsaipac.bsky.social 🛰️ Home to NASA’s infrared & submillimeter data as well as contributed datasets. Based at IPAC @ Caltech 🔭 We provide the datasets, tools, and science accelerators to help you explore the cosmos! 🌌✨
Kim Ward-Duong @spacegal-spiff.bsky.social Finally migrated over from that other platform!
Assistant Prof. of Astronomy @ Smith College; opinions own (she/her)
Jayke Samson Nguyen @jayke.io Astrophysicist building instruments for large telescopes to search for directly imaged exoplanets around stars
5th Year Ph.D. Candidate @ UCSD A&A Department in the Konopacky Group.
Currently: IPAC VGRF
jayke.io
Tad Komacek @tadkomacek.bsky.social Associate Professor of Physics of Exoplanet Atmospheres in the Atmospheric, Oceanic, and Planetary Physics sub-Department of the Department of Physics and Tutorial Fellow of Somerville College at the University of Oxford, UK. 
Zohran Kwame Mamdani @zohrankmamdani.bsky.social Mayor of New York City
@nasa-needs-help.bsky.social @nasa-needs-help.bsky.social We are an ad hoc group that has formed on an emergency basis to save NASA from devastating cuts which wouldn't just shrink NASA, but would truly alter it. We are members of the public acting with our personal voice, not representing NASA or our employers.
John Debes @johndebes.bsky.social ESA/AURA astronomer at STScI. Opinions my own. I study exoplanets and disks around stars.
Jea Adams Redai @jearedai.bsky.social i love planets and pups. astro phd candidate + nsf fellow at harvard.
Tony Cani @tcani.bsky.social I’m a political & comms consultant based in AZ. I mainly post about the right-wing extremists in my state & election math & polling & the Phoenix Suns.
NSF–DOE Rubin Observatory @vrubinobs.bsky.social Get ready for a new era in astronomy and astrophysics with Rubin Observatory!
Para español siga a Instagram: http://instagram.com/rubin_observatory
Bibiana Prinoth @bibianaprinoth.ch 🇨🇭
• ESO fellow @eso.org exploring exoplanet atmospheres 🪐 🔭 🇩🇪
• PhD from Lund Observatory 🇸🇪 & ESO 🇨🇱
• passionate about all things outreach and science communication ✨
Michael Wong @miquai.bsky.social Planetary scientist by day 🪐 podcaster by night 🎙 photographer at all times 📷 philosopher in my dreams 💭 https://miquai.myportfolio.com/
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
Emily J @emexastris.bsky.social She/her. Science, politics, cats, Judaism. Planetary scientist and operations engineer.
Kareem Abdul-Jabaar @kareemabduljabaar.bsky.social 
Gail Simone @gailsimone.bsky.social Loves: Comics, Games, Travel, Writing, Greyhounds
Cyclops is so great
I write lots of comics, animation, games and more. Come join us, won't me?
Heising-Simons Foundation @heisingsimonsfdn.bsky.social Unlocking Knowledge, Opportunity, and Possibilities
Website: www.hsfoundation.org
Media Inquiries: DM or email communications@hsfoundation.org 
Peter McGill @astropeter.bsky.social Staff Astronomer at Lawrence Livermore National Laboratory
Rachel Bowens-Rubin @rbowru.bsky.social PhD | Exoplanet hunter and instrumentation builder | "Dray"
https://rbowru.medium.com/
Meghann Cuniff @meghanncuniff.bsky.social Legal affairs journalist in Southern California. Follow my work by subscribing to Legal Affairs and Trials.
https://www.legalaffairsandtrials.com/subscribe
Issa Rae @issarae.bsky.social as soon as y’all start lying otb, I’m OUT
Nneka Ogwumike @nnekaogwumike.bsky.social seattle storm #3 • WNBPA President • naija no dey carry last 
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
Karen Hao @karenhao.bsky.social NYT bestselling author of EMPIRE OF AI: empireofai.com. ai reporter. national magazine award & american humanist media award winner. words in The Atlantic. formerly WSJ, MIT Tech Review, KSJ@MIT. email: http://karendhao.com/contact.
king crissle @crissle.com MSEd. dog mom.
Laura Barrón-López @lbarronlopez.bsky.social White House Correspondent for MS NOW. Formerly PBS News Hour, CNN. Proton email: LBL714@pm.me Signal: LBarron07.01
Malena Rice @malenarice.bsky.social Planetary astrophysicist • Assistant Professor, Yale Astronomy • exoplanets & solar system • Forbes Under 30 • astrosoundbites
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
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.
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. 
Acyn @acyn.bsky.social Senior Digital Editor for MeidasTouch.com
Clips made with SnapStream
Internet Hooligan...
LUMA @lumamentoring.bsky.social Peer Mentoring community for Black, Indigenous and Latinx women and Gender Minorities in astronomy, physics and planetary science 🔭✨️
Director: Prof. Catherine Espaillat
Coordinator: Sabrina Khan
PBS News @pbsnews.org We are home to the PBS News Hour and @washingtonweekpbs.bsky.social.
Subscribe to our newsletter: https://to.pbs.org/47dcMEJ
Support our work: https://bit.ly/3IXO4xW
More: linktr.ee/pbsnews
SPIE @spie.org Welcome to the official account of SPIE, the international society for optics and #photonics. Over the past five years, we have invested over $26M in the international optics community! 💡
Roxane Gay @roxanegay.bsky.social https://linktr.ee/roxanegay
Writer, editor, publisher, professor. Some people call me a bad feminist and by some people I mean me.
James Bullock @jbprime.bsky.social Dean @dornsife.usc.edu
Dr Ryan MacDonald @distantworlds.space Lecturer in Extrasolar Planets 🪐 🔭 at the University of St Andrews 🏴
Yifan Zhou @astrozhou.bsky.social 
Mackenzie 📖🍵 @mackenziespocket.bsky.social 💬 she/her, bi, mixed asian, living in AZ
👩🏻💻 data governance analyst, former astrophysicist
📚 bookstagrammer @ https://www.instagram.com/mackenziespocket/
🍵 matcha lover
🧋 boba enthusiast
Lauren Woolsey @cgsunit.com Earthling, she/her, educator, reader, tabletop gamer, and more. Avatar by Corinne Roberts.
If you want my views and zines on AI, check out padlet.com/laurenUU/antiAI
Aditya Sengupta @adiastra.bsky.social Astronomy PhD student at UCSC
Evert Nasedkin @evertnasedkin.bsky.social 
Kevin Hainline @kevinhainline.bsky.social Enthusiastic Astronomer. Professor at the University of Arizona. I use telescopes to find things. (He/him)
Noah Franz @norion113.bsky.social Interested in high energy time domain astronomy ⚫️+💫=💥
Astro PhD @stewardobservatory.bsky.social
Organizer of @SpaceDrafts.bsky.social
noahfranz13.github.io
ProPublica @propublica.org Investigative journalism in the public interest. Headlines and (sometimes literal) receipts.
propublica.org
Joe Audino @joeaudino.bsky.social Geek. Roller Derby Announcer. Mask Wearer. He/Him.
Co-founder - historic4thavecoalition.org
Ex-Treasurer - bnctucson.org
Tucsonan, Philadelphia Phan
AGU (American Geophysical Union) @agu.org Official AGU: supporting 500k+ Earth & space science advocates.
🌏 🚀 🔬
Save the Date for #AGU26 in San Francisco, CA, 7-11 December, 2026.
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
Carnegie Science @carnegiescience.bsky.social The Carnegie Institution for Science is dedicated to scientific discovery and supporting exceptional individuals in an atmosphere of independence.
Space Drafts (Astronomy on Tap Tucson) @spacedrafts.bsky.social ✨ A public talk series hosted at Zerai’s International Bar with stargazing, trivia, and beer in Tucson, AZ ✨ part of the international network of @astronomyontap.bsky.social ✨
Luis Welbanks @luiswel.bsky.social 51 Pegasi b & Presidential Postdoctoral Fellow studying the atmospheres of planets outside our Solar System at @SESEASU -> Assistant Professor @SESEASU 2025
Previously @NASA Sagan Fellow. @Gates_Cambridge
scholar at @Cambridge_Uni.
Leigh Fletcher @leighfletcher.bsky.social Planetary scientist, Dad-in-training, space enthusiast, Professor based at the University of Leicester
https://linktr.ee/leigh.fletcher
https://orcid.org/0000-0001-5834-9588
ExoClimesVII @exoclimes.bsky.social Official account for #ExoclimesVII on July 7-11th 2025 in Montréal, Canada! The ExoSLAM summer school aimed at early career researchers will take place July 3-5
Ben Burningham @substellarfella.bsky.social Astronomer at University of Hertfordshire studying substellar atmospheres
@uaresist.bsky.social @uaresist.bsky.social Coalition of students, staff, and faculty in support of DEIA initiatives at the University of Arizona
linktr.ee/uaresist25
UC Santa Cruz Science @ucscscience.bsky.social Responsible for instigating some of humanity’s most high-impact discoveries.
Visit us at https://science.ucsc.edu/ 🐋 🔭 🧬
Allie McCarthy @alliemccarthy.bsky.social PhD Candidate at Boston University Astronomy | Weather on Extrasolar Worlds | she/her
Johanna Vos @johannavos.bsky.social Astrophysicist studying Exometeorology | Associate Professor & Royal Society University Research Fellow at Trinity College Dublin | Visiting Scientist at American Museum of Natural History | she/her | https://johannavos.github.io/
William Thompson @wrtastro.bsky.social Herzberg Instrument Science Fellow at the National Research Council in Victoria, Canada. Imaging exoplanets and writing #JuliaLang tools.
Captain Mark Kelly @captmarkkelly.bsky.social Navy combat veteran and retired NASA astronaut. Husband to @GabbyGiffords.bsky.social. United States Senator for the great state of Arizona.