Alexis (she/her/hers) @alevickna.bsky.social Postsecondary STEMM education research/evaluation, mostly in physics. More info: alexis.science I also am the Director of @PhysAstroSEAChange
@ajbaker115.bsky.social @ajbaker115.bsky.social 
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.
Ali Bramson @alibramson.bsky.social Planetary scientist finding ice on Mars with NASA space robots | Professor @ PurdueEAPS | she/her | 👩🔬🚀🪐❄️🌈
Marissa Tremblay @tremblaymarissa.bsky.social Assistant Professor. Noble gas geochemist. she/her/hers
https://www.eaps.purdue.edu/thermochronology/
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.
Nora's Guide to the Galaxy @ngttg.bsky.social I love space!
PhD, Astrophysics
🌌✨✨🌌
come explore our galaxy with me
🔗: https://galaxy.nora-bailey.com/linktree
August (Gus) Muench @augustfly.bsky.social data editor in New Haven; tree/bird/sky watcher; former Bostonian/Floridian/IR Astronomer
Emily Hunt @emily.space Postdoc @univie.ac.at working on star clusters & machine learning
Passionate about a better future for science communication via @astrosky.eco
🏳️🌈 🏳️⚧️ (she/her), Ⓥ
Website: https://emily.space
GitHub: https://github.com/emilyhunt
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.
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.
Maria Vincent @themariavincent.bsky.social Astro PhD candidate IfA Hawaii/Keck Observatory | Astrobites Author | Likes spacey-wacey, dusty-rocky stuff & tools that image them | Caffeinated, chocaholic raconteur from Dubai
Erica Sawczynec @ericasawczynec.bsky.social University of Texas at Austin PhD candidate 🤘🏻| star & instrument (IGRINS) enthusiast ⭐️ 🔭| writer for Astrobites 🪐 | Maui, HI | she/hers
igrinscontact.github.io
Rhiannon Silva @rhiannonsilva.bsky.social Astrophysicist. Currently working on my second PhD on gravitational waves from black holes, at the Gravity Exploration Institute, Cardiff University.
They/any 🏳️🌈
Emily Rice @emilylrice.me Astronomer at CUNY & AMNH, CEO of STARtorialist, HQ for Astronomy on Tap, I guess I’m trying to make science fun?
My shop: shop.STARtorialist.com
Robert McNees @mcnees.bsky.social Physicist and Professor at a university in Chicago. I study black holes, quantum gravity, and cosmology. Rocky Top, Tar Heel. Reposts are spooky action at a distance.
My views, not my employer's.
https://jacobi.luc.edu
https://mcnees.github.io
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
Philip Muirhead @philipmuirhead.bsky.social Astronomer at Boston University. Director of the Perkins Telescope Observatory.
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
Allie McCarthy @alliemccarthy.bsky.social PhD Candidate at Boston University Astronomy | Weather on Extrasolar Worlds | she/her
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.
Keaton Bell @astrokeat.bsky.social astronomer to the stars
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
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.
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
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 
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)
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
🔭☕️🎤
AAS Education @education.aas.org Official account of the Education Committee of the American Astronomical Society.
Supporting the mission of AAS through education initiatives, shaping strategy, supporting educators, and advancing science learning.
https://msha.ke/aas_education#info
Eliot Halley Vrijmoet @eliothalley.bsky.social dynamics of all the little guys: M dwarfs + BDs + planets
Smith College + FCAD postdoc fellow + RECONS
🏳️⚧️ he/him since 2012 🏳️🌈 http://www.science.smith.edu/~evrijmoet
Tom Rice @tomr-stargazer.bsky.social Astronomer & Educator. Staff member at the American Astronomical Society and Assistant Research Professor at George Washington University. Tweets mine.
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
Caltech @caltech.edu The California Institute of Technology aims to expand human knowledge and benefit society through research integrated with education.
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.
Carolyn Porco @carolynporco.bsky.social Voyager & Cassini! AAS Carl Sagan Medal 2010. Asteroid Porco 7231. Inaugural NatGeo Eliza Scidmore Award. Living my best life.
If you like what you see here, signup for my newsletter on Substack!
https://carolynporco.substack.com/
Bryan Gaensler @scibry.bsky.social Dean of Science at the University of California, Santa Cruz (UCSC). Astronomer, sci-fi connoisseur, rugby league devotee, puzzled parent 🇦🇺🇨🇦. Opinions ∉ UCSC.
Santa Cruz CA, USA. He/him. bryangaensler.net
Peter Edmonds @peterdedmonds.bsky.social Australian-American husband, father, professional nerd, astronomy communicator, dog spoiler, cricket fan. Opinions mine. He/him. 
Jorge Moreno @jorgitomoreno.bsky.social Associate Professor. 4th Mexican scholar to earn tenure in astronomy/astrophysics in the United States. Exploring more research heavy opportunities. https://jorgemoreno.org
Heidi B. Hammel @hbhammel.bsky.social planetary astronomer | nearly famous | jwst interdisciplinary scientist | looks just like an ordinary mom | oboist (thoughts expressed here are my own)
Chris Lintott @chrislintott.bsky.social Astronomer, writer and zookeeper. Oxford, Gresham and the Zooniverse. The human half of the Dog Stars podcast. New book: 'Our Accidental Universe' (UK/rest of world) and 'Accidental Astronomy (US) now out.
Ethan Vishniac 🇺🇦🇨🇦🇺🇸 @ethan-vishniac.bsky.social Cantankerous astrophysicist and editor. Grandfather and dog owner. I could probably drink less coffee. I think about magnetized turbulence and what it means for the universe.
Orcid 0000-0002-2307-3857
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.
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
🪐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|
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
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/
Steve Jones, Space Teacher @mrjonesspace.bsky.social Husband, father, Christian, teacher. Amateur astronomer. NASA/JPL Solar System Ambassador. NASA eClips Educator Advisory Board Member. Currently teaching Astronomy & Science Research in Alpharetta, GA. 2023 ISS Nat’l Lab Excellence in Education Award
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.
Dr. Ronald Gamble @drgamble21.bsky.social Dr. Ronald Gamble 🇵🇦 : NASA Theoretical Astrophysicist | #BlackHoles | Afro-Latino | #HBCUAlum | #Artist | @thesciencehaven | my posts=my posts😝
Www.theoreticallydrgamble.com
@kerrykroffe.bsky.social @kerrykroffe.bsky.social 
Sarah Tuttle @niais.bsky.social Disabled, queer, Jewish, (chimerical?) cyborg, load bearing, professor of space stuff, abortion funder, antifascist, wielder of wrenches and too many pens. Building joy with a side of chaos. Team Lightning Thunder Unicorn. Team Peace Rose.
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
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
Dr. Laci Brock 🪐 @stellerarts.com ✨ science meets art
🔭 planetary astro PhD + artist
🎨 space-inspired paintings & sci comm
🪶 bird nerd • gamer • cloud watcher
⬇️ shop update August 5th
https://stellerarts.com/pages/we-love-you-from-the-moon
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
Beth Willman @bethwillman.bsky.social LSST Discovery Alliance, CEO
Ed Rivera-Valentín @planettreky.bsky.social Planetary Scientist & Trekker of Planets.
#LatinxInSTEM 🇵🇷 #LGBTQinSTEM 🏳️🌈.
My posts, my views.
NOIRLab @noirlabastro.bsky.social @NSF NOIRLab is the preeminent US national center for ground-based, nighttime optical and infrared astronomy. Para español siga a
@NOIRLabAstroES
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
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
Kelsey Johnson @profkelsey.bsky.social Mother, astrophysicist, educator, writer, artist, thinker about things. Views expressed are mine. Duh. 
AAS Nova @aasnova.org Highlighting recent astronomy research from the American Astronomical Society's journals. Editors: Kerry Hensley & Susanna Kohler. Discover what's new in the universe at aasnova.org. Header image: https://bit.ly/3TlDCD
Space Telescope Science Institute @stsci.edu STScI is the Science Operations Center for Webb, Hubble, and the upcoming Roman space telescopes, & Mission Operations Center for Webb. We help humanity explore the universe with advanced space telescopes and data archive. news.stsci.edu
Black In Astro @blackinastro.bsky.social Celebrating and amplifying the Black experience in space-related fields. EST. 2020
✉️ blackinastro@gmail.com
Website: blackinastro.com
https://www.blackinastro.com/black-space-week-2026
Dawn Gelino @dawngelino.bsky.social Manager for NASA’s Exoplanet Exploration Program, AAS VP, NHFP lead, Mom
Former Deputy Director NASA Exoplanet Science Institute
Astronomy on Tap DC @astroontapdc.bsky.social Drink in the Universe with scientists eager to share their love of space with you with fun, engaging talks in a bar!
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
Center for Gravitational Waves and Cosmology @gwacwvu.bsky.social We are a scientific Center with experts in observational and theoretical astrophysics, radio instrumentation, gravitational wave astrophysics, multi-messenger astronomy, fast radio bursts, cosmology, galaxy formation and pulsars. https://gwac.wvu.edu/home
Historical Astronomy Division @had.aas.org Historical Astronomy Division of the American Astronomical Society (@aas.org)
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
Sky & Telescope @skyandtelescope.bsky.social The Essential Guide to Astronomy | We provide the world's leading compendium of information about the science and hobby of astronomy.
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
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
Jeff Foust @jfoust.bsky.social Senior Staff Writer, SpaceNews. Tips? Email jfoust@spacenews.com or contact on Signal: jfoust.58.
Casey Dreier @caseydreier.bsky.social Chief of Space Policy at The Planetary Society. Host of Planetary Radio: Space Policy Edition. planetary.org
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
Peter Gao @planetarygao.bsky.social Staff Scientist @ Carnegie EPL. Planetary and exoplanet atmospheres. He/Him/His. Black Lives Matter. Trekkie. Opinions are my own.
Grant Tremblay @granttremblay.com Astrophysicist at the Center for Astrophysics | Senior Vice President, American Astronomical Society
Emma Louden @exoplanetemma.bsky.social Spreading practical hope with the stars 💫🌎
Astrophysicist | Strategist | Speaker
President of Slooh
Bluesky @bsky.app official Bluesky account (check username👆)
Bugs, feature requests, feedback: support@bsky.app