Adam Burgasser @substellar.bsky.social Professor of Astronomy & Astrophysics at UC San Diego, studying coldest stars, brown dwarfs, & exoplanets. Also surfer, biker, crocheter, genealogist
Stephen Schmidt @spschmidt.bsky.social PhD student at Johns Hopkins University. I'm interested in finding out more about stars and exoplanets by how they interact with each other. I also like taking pictures of things. Check out my website: spschmidt.github.io
Kayla Smith @astrokayla.bsky.social U of Arizona Planetary Science PhD Student
Centre de Données astronomiques de Strasbourg (CDS) @cdsportal.bsky.social Strasbourg astronomical Data Centre (CDS) is dedicated to the collection and worldwide distribution of astronomical data and related information.
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)
Jasmine 🌌🔭 @astrojaz.bsky.social 🪐 utsa/swri physics grad student | ❄️ europa clipper grad affiliate | 🚀 nasa solar system ambassador
space news • photos • facts ↓ links
https://beacons.ai/astrojaz
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.
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
Prof Lía Corrales @eblur.bsky.social High energy astronomer studying space dust and exoplanets.
Opinions my own.
Douglas Long @minimillian.bsky.social Staff Scientist @ STScI
All posts are my own. (Seriously, who else would want to take credit for this nonsense?)
ORCID: https://orcid.org/0000-0002-2508-9211
Meg Schwamb @megschwamb.bsky.social Planetary scientist & astronomer at Queen’s University Belfast: KBOs, Planet Four(Mars), exoplanets (Planet Hunters NGTS) ,LSST SSSC co-chair. Opinions posted are my own. Pronouns: she/her
Scientific American @sciam.bsky.social A legacy of discovery. A future of innovation.
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.
Elisabeth Matthews @elisabethastro.bsky.social Exoplanets, disks, and everything in between 🪐💫
https://ecmatthews.github.io/
she/her
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
Ken Jennings @kenjennings.bsky.social Your Jeopardy! pal. Author of THE COMPLETE KENNECTIONS (http://bit.ly/4qUcbhK) and a bunch of other stuff.
barbylon @barbylon.bsky.social Principal Instigator. Category 1 mind, Category 4 attitude. 🧪🔭🚀
Planetary Research Blog @blog.planetary-research.org Supporting the dissemination of scientific research in planetary science. https://blog.planetary-research.org
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
Christine Pulliam @christinepulliam.bsky.social Astronomer. Aviator. Always looking up. Cat mom. Science communicator/media relations at STScI. Views are my own.
Rick Steves @ricksteves.bsky.social Guidebook author, TV & radio host, business owner, Lutheran, and NORML Board Member. Fanatically positive and militantly optimistic.
Lorena Acuña @astrolore.bsky.social 🔭👩💻 Postdoctoral researcher in the APEx (Atmospheric Physics of Exoplanets) department at @mpi-astro.bsky.social in Heidelberg 🇩🇪
🪐🌍 Exploring exoplanetary interiors & atmospheres
David Kipping @davidkipping.bsky.social Astronomy, Exoplanets, Astrobiology, Cool Worlds Lab, Columbia University. Be kind to one another.
HiRISE Beautiful Mars (NASA) @uahirise.bsky.social Images from the High Resolution Imaging Science Experiment (HiRISE) on board the Mars Reconnaissance Orbiter (NASA). We are based out of the Lunar and Planetary Laboratory at the University of Arizona in Tucson, AZ. https://uahirise.org
Larry R. Nittler 🚀🎹🌖☄️ @larrynittler.bsky.social Hermeochemist, Interstellar Dust Buster, and Cosmic Organist.
Professor @SESEASU
asteroid 5992
Opinions are my own.
pronouns: he/him/his
Steve Desch @deschscoveries.bsky.social Professor of astrophysics / planetary science / meteoritics at Arizona State University.
Prof. Abel Méndez @profabelmendez.bsky.social Planetary Astrobiologist and Director of the
@PlanetaryHabLab. http://astrodon.social/@profabelmendez #exoplanets #astrobiology #habitability
Dino Chih-Chun Hsu @chihchunhsu.bsky.social Postdoc at Northwestern | PhD UC San Diego | observational astrophysicist studying stars, brown dwarfs, and exoplanets | chihchunhsu.github.io
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
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
Lee Billings @leebillings.bsky.social CHNOPS in ferruginous saline. Multicellular aerobic chemoheterotroph; symbiont of photosynthetic autotrophs. Descendant of stardust; aspiring good ancestor. Senior Editor, Scientific American. Signal: @lee_billings.81- S SpacePolicyOnline @spacepolicyonline.bsky.social SpacePolicyOnline.com is your first stop for news, information and analysis about civil, commercial, and national security space programs. Marcia Smith is the editor.
Kamber Schwarz @theschwarz.bsky.social Astrophysicist, Asst. Prof. @ University of Georgia starting Fall 2026, she/her, kamberschwarz.com
Views are my own
sanjana! @sanjanacurtis.bsky.social big fan of stars 💻✨🦫🏳️🌈
Ludmila Carone @exotides.bsky.social My goodness: It's full of planets!
European in Graz.
Often to be found at Space Research Institute at Graz!
(Yes, Graz hosts the Austrian Space Research Institute. It's awesome, check it out!)
(Ja, Graz hat die Weltraumforschung und sie ist toll)
Remco de Kok @planetremco.bsky.social Academic wanderer, all the atmospheres, dad, husband, runner. He/him.
Girish M. Duvvuri @gmduvvuri.bsky.social Postdoc at Vanderbilt University working on stellar magnetic activity and its impacts on planetary atmospheres. (He/him/his)
Luke Parker @luke-parker.bsky.social Astrophysics PhD student at the university of Oxford studying exoplanet atmospheres
Stevanus K Nugroho @stevanus.bsky.social Assistant professor at the Institute of Science Tokyo, Japan | Working on characterizing exoplanet atmosphere.
https://astrostevanus.github.io
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
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/
@paulmolliere.bsky.social @paulmolliere.bsky.social Atmospheric modeling and retrieval group
Max Planck Institute for Astronomy
Lynn Carter @lynncarter.bsky.social Studying planets and moons at University of Arizona Lunar and Planetary Lab. Also cats, nature photography, and life around Tucson. #TeamRadar #BacktoVenus
Robin Wordsworth @rdword.bsky.social Physicist/planetary scientist/astrobiologist based at Harvard. Soccer dad in training. Social media native since 2024.
L. C. Mayorga @mayorgalc.bsky.social I have arrived.
One existential crisis from being productive.
Carl Zimmer @carlzimmer.com NYT columnist. Signal: carlzimmer.51
Newsletter: https://buttondown.com/carlzimmer/
Web: http://carlzimmer.com
[This account includes a tweet archive]
Ed Yong is offline @edyong209.bsky.social Writer, journalist. Science, health. Pandemics, animals. Birder, photographer. Many words, some awards. AN IMMENSE WORLD, I CONTAIN MULTITUDES. Married to Liz Neeley, parent to Typo. he/him
📷 Canon R6mkii + RF 800mm
Edyong.me
Margaret Landis @mlandis.bsky.social Planetary scientist, cat person, book nerd
Dr. Teddy Kareta @teddykareta.bsky.social planetary astronomer by day, also by night
asst. prof. @ villanova, movie buff, he/they, 🏳️🌈
https://tkareta.github.io/, formerly lowell obs., uaz, umass
ClimateBook @climatebook.bsky.social This is the BlueSky feed of Raymond T. Pierrehumbert, Professor of Planetary Physics at the University of Oxford. Tune in for news about Principles of Planetary Climate, and diverse science and political commentary. (Also folk music news)
Nell Greenfieldboyce @ngreenfieldboyce.bsky.social I’m a science journalist who is drawn to the transient and strange.
Matt Nixon @nixonmatthew.bsky.social 51 Pegasi b Fellow at Arizona State University and jazz enthusiast
Annabella Meech @annabellameech.bsky.social astrophysics postdoc | STScI | exoplanet atmospheres
Marshall @captain-exoplanet.bsky.social Astronomer, birder, TTRPG player and gluten-free cook. he/him.
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.
SungWon Cho @prozdishere.bsky.social voice actor | represented by CAA | prozdkp@gmail.com
Catalina Sky Survey @catalinaskysurvey.bsky.social Official page for the Catalina Sky Survey. NASA funded Near-Earth Object survey operating at the University of Arizona (Lunar and Planetary Laboratory) in partnership with Steward Observatory.
Website: https://catalina.lpl.arizona.edu/about
UArizona Lunar and Planetary Laboratory @uarizonalpl.bsky.social The Lunar and Planetary Laboratory at the University of Arizona in Tucson.
Bob Pappalardo @rpappalardo.bsky.social Planetary scientist, icy moons a specialty. Europa Clipper Project Scientist at NASA’s JPL. Opinions are my own, or my cats'.
@dave-cone.bsky.social @dave-cone.bsky.social "It is better to suffer wrong than to do it, and happier to be sometimes cheated than not to trust" —Samuel Johnson
Marisa Kabas @marisakabas.bsky.social independent journalist, thehandbasket.co
email: marisa@thehandbasket.co
signal: marisakabas.04
A. Suárez Mascareño @asuarezmascareno.com Hunting low mass exoplanets.
Planets @ Oxford @oxoplanets.bsky.social The BlueSky account for the Exoplanet and Planetary Physics groups in Oxford. We study all types of planetary bodies inside and outside of the solar system. More info here: https://www.physics.ox.ac.uk/research/theme/exoplanets-and-planetary-physics
Katharine Hayhoe @katharinehayhoe.com climate scientist
posts 100% my own
🇨🇦 is my home
distinguished professor & chair, Texas Tech
chief scientist, The Nature Conservancy
board member, Smithsonian NMNH
advisor, Lawson Climate Inst UofT
alumna, UToronto and UIUC
author, Saving Us
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
Baltimore Banner @thebaltimorebanner.com Local news you can trust. We report stories that make Maryland better.
Follow @sports.thebaltimorebanner.com for Orioles and Ravens coverage.
Facebook.com/BaltimoreBanner/
TheBanner.com
Chamberlin Observatory @chamberlin-obs.bsky.social The University of Denver's historic Chamberlin Observatory, 2930 E Warren Ave, 303-871-5172. We host astronomy classes and public events by @denverastro.bsky.social. Schedule at www.denverastro.org.
⭐Supported in part by federal grant funds.⭐
The StarXiv ✨ podcast @starxiv.bsky.social A podcast where Payel Das (@payeldas.bsky.social) and Michelle Collins (@runningastronomer.bsky.social) discuss papers from astroph
Starxiv.com
Spotify - https://shorturl.at/xdTFw
Apple - https://shorturl.at/nKFNj
RSS - https://rss.com/podcasts/starxiv
Katey Alatalo, Ph.D. @kateyalatalo.com Astronomer ✨ Dreamer ✨ Crime Scene Investigator for Galaxies ✨Views are my own
The sky calls to us, if we do not destroy ourselves we will one day venture to the stars. - Carl Sagan
Jamie L. Molaro @spacejammie.bsky.social Planetary Scientist, Artist, Musician, D&D Nerd, Epic Poet. hEDS, Bi ♿️🏳️🌈
I like rocks, study asteroids, and make art out of spacecraft data. I also play harp, own a carousel, and my dog is really cute.
www.jamiemolaro.com
Dr Thea Kozakis @theakozakis.bsky.social I love habitable planets, especially the one I live on! she/her
Xinting Yu @joneskuma.bsky.social Assistant professor at UT San Antonio. Researching everything on Titan and exoplanet atmospheres/clouds/hazes. Gahh.
Samuel Beiler @astrosam.bsky.social Science Sam, a postdoc studying brown dwarf atmospheres at Trinity College Dublin.
https://astrosamuel.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
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
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. 
Yoni Brande @yonibrande.bsky.social phd astrologer, world class barista, and professional chef
Jason Wright @astrowright.bsky.social Professor of Astronomy and Astrophysics at Penn State.
Son, father, partner, scientist, teacher, student, human, Earthling.
Mostly posting astronomy. Mostly.
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
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
Dr. Pete Smith, Space Wizard @exoplanetpete.bsky.social Astronomer and Astrophysicist | ASU ➡️ MPIA | Exoplanet Atmospheres and Science Education | Writer | Baker | Hiker | they/he | petercbsmith.github.io
Dr. Laci Brock 🪐 @stellerarts.com ✨ science meets art
🔭 planetary astro PhD + artist
🎨 space-inspired paintings & sci comm
🪶 bird nerd • gamer • cloud watcher
⬇️ art shop, email list, contact
https://stellerarts.com/collections/minis
Maria Steinrueck @mariasteinrueck.bsky.social Exoplanet researcher. 51 Pegasi b Fellow at University of Chicago. 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
Caroline Morley @astrocaroline.bsky.social Astronomer, Associate prof at UT Austin, mother of two small humans
Bibiana Prinoth @bibianaprinoth.ch 🇨🇭
• ESO fellow @eso.org exploring exoplanet atmospheres 🪐 🔭 🇩🇪
• PhD from Lund Observatory 🇸🇪 & ESO 🇨🇱
• passionate about all things outreach and science communication ✨
Dr Joanna Barstow @drjovian.bsky.social STFC Ernest Rutherford Fellow at the Open University. Astromum x 2. FRAS. Christian, singer, bookworm, musical theatre super fan.
Grant Tremblay @granttremblay.com Astrophysicist at the Center for Astrophysics | Senior Vice President, American Astronomical Society
David Wilson @astrodave2.bsky.social Astronomer at CU Boulder. I look at small stars with space telescopes. In my spare time I run medium distances, build and paint various tiny plastic people and visit old ships. He/Him
Laura Kreidberg @lkreidberg.bsky.social Exoplanets, atmospheres, aliens. Director of the APEx Department at the Max Planck Institute for Astronomy.
Dr Jake Taylor @astrojake.bsky.social Astrophysicist at the University of Oxford. Researching the atmospheres of exoplanets.
Emily Rauscher @astronemly.bsky.social Astronomy prof at U Michigan; exoplanet atmospheres in 3D; cares about people more than science; despises chocolate (she/her)
Alessondra Springmann, PhD @sondy.com Cat herding, hiking, sewing, planetary science. Currently: Boulder, CO. formerly Tucson, AZ; Arecibo, PR; and a few other places. Asteroid radarist & healthcare advocate. she/they http://sonoranspace.org
Still masking!
Dr Ryan MacDonald @distantworlds.space Lecturer in Extrasolar Planets 🪐 🔭 at the University of St Andrews 🏴
Eric Lopez @astroericl.bsky.social Exoplaneteer, waver of hands, knower of trivia, person trying to avoid howling into the void. Opinions are my own. He/him
Duncan Christie @astroduncan.bsky.social Astrophysicist. Postdoctoral researcher at the MPIA. Exoplanet atmospheres. (he/him/his)
www.duncanchristie.net
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/
Kat Volk @katvolk.bsky.social Planetary scientist, equestrian, and cat herder. Cat posts at: https://bsky.app/profile/katskitties.bsky.social
Marc Postman @astromarc.bsky.social Astronomer studying galaxies, clusters, and dark matter. Envisioning the future of space astronomy. My posts are my own views. (he/him)
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