Shiv Ramdas Mens Rice Activist @nameshiv.bsky.social Writer, storyteller. Nebula, Hugo, Ignyte finalist. Work in
@strangehorizons, @Slate, @LightspeedMag etc. http://shivramdas.net. 2006 Time Magazine Person of the Year
Daniel Swain @weatherwest.bsky.social Weather and climate scientist focused on extreme events like floods, droughts, & wildfires on a warming planet. www.weatherwest.com
Chara @astrochara.bsky.social A past, present, and future student of astronomy, I am an embodiment of Terra’s expressions, writing their own story and chasing their own aspiration for a moment.
My celestial body personification (天体擬人化) project: #ACelestialJournal
John Gizis @johngizis.bsky.social Astronomer, University of Delaware
Speaking for myself. 
Astronomy Picture of the Day (unofficial bot) @fanapod.baldanders.info This is bot account.
Deliver "Astronomy Picture of the Day" using NASA API.
NASA API: https://api.nasa.gov/
Managed by @baldanders.info
Powered by https://github.com/goark/toolbox
Jake Berman @lostsubways.com Lawyer, historian, mapmaker. Transport + housing nerd. Californian living in New York.
Adjunct Professor of Urban Planning @ Columbia. Wrote "The Lost Subways of North America". Get the book at http://lostsubways.com.
Personal account.
Roland Pease @peaseroland.bsky.social 
Michael Merrifield @astromikemerri.bsky.social Emeritus professor of astronomy at the University of Nottingham. Too frequent appearances on YouTube. All my own views.
Marcel Haas 🟥 @harcel.bsky.social Associate prof of data science in population health @ Leiden University Medical Center. Former astrophysicist: extronomer! Beer sommelier. Pythonista. Aspiring Bayesian. Dad. Puzzle solver and Go/Baduk player.
Dr. Kelley Hess @khesser.bsky.social Astronomer/Senior Researcher at Onsala Space Observatory/Chalmers University, Sweden; ultra runner, adventure racer, cyclist. Ironman WC 2012, 2014. Xterra World Champs 2014.
ID4 in Real Time @1996id4.bsky.social Skeeting the sights, sounds, & news from 1996's historic alien attack & subsequent global (read: American) military response in real time. #IndependenceDay #ID4- S @sbrummel.bsky.social @sbrummel.bsky.social astronomisst
Rebecca Watson @skepchick.org is this the one that wins
gina ✨ @astrogina.bsky.social they/them | aroace and agender | cmu (astro)physics | monstera lover | i complain about transit a lot (because i love it)
Lars Fischer @fischblog.bsky.social Chemist, blogger and science journalist. Physical sciences editor for Spektrum der Wissenschaft.
Writes about chemistry, infectious diseases, earth sciences, disasters and quokkas.
Posts in english and german.
Poll Tracker 📊 @polltracker.bsky.social Tracking the latest polls in US politics 
James Talarico @jamestalarico.bsky.social Texas State Representative, former middle school teacher, and Presbyterian seminarian running for the U.S. Senate to take power back for working people.- T Thomas Dietterich @tdietterich.bsky.social Safe and robust AI/ML, computational sustainability. Former President AAAI and IMLS. Distinguished Professor Emeritus, Oregon State University. https://web.engr.oregonstate.edu/~tgd/
Alexandre Adler @bachpropagate.bsky.social Postdoc at UC Berkeley and LBNL working on @simonsobservatory.org . I might work on the Cosmic Microwave Background, but my puns are never reheated.
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”)
Powell's Books @powells.bsky.social The legendary independent bookstore.
Portland, OR | est. 1971
Olga Nesterova @onestpress.onestnetwork.com Founder of ONEST | Global Affairs Analyst
Fact-first reporting on diplomacy, geopolitics & global affairs.
Read: onestnetwork.com
Videos: youtube.com/@onestnetwork
Support my work: https://buy.stripe.com/7sY3cw7QS8Wy4kM04Le3e01?ref=onestnetwork.com
Adrian Fraser @fraserlaser.bsky.social I study turbulence in stars and other things at CU-Boulder but really I’m just here for some funny posts. NSF AAPF fellow on the job market. Interested in turbulence under strong constraints: rapid rotation, strong stratification, magnetic fields, etc
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
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
Jacquelyn Gill @jacquelyngill.bsky.social Climate, extinction, and biodiversity scientist at the University of Maine researching Earth’s past for a better future. Writing and podcasting for the planet. Chaotic good professor. She/her.
Jordan Grimes @cafedujord.bsky.social Housing 🏠 + transit 🚎 + climate 🌎
President: Peninsula Young Democrats
Lead Member: Peninsula for Everyone
Work: Greenbelt Alliance
Good opinions mine, bad opinions someone else's. YIMBY.
American Physical Society @apsphysics.aps.org Fostering a vibrant, inclusive, and global community dedicated to science and society. Join us: http://go.aps.org/2NWWEeY
Laura Wolz @laurawolz.bsky.social Astrophysicist at the University of Manchester - FLF funded by UKRI - SEAC member to SKAO - 1/3 of carers in STEMM aka the three Lauras - grower of tomatoes
Terrible Maps @terriblemapshq.bsky.social The home of terrible maps with a pinch of humour
terriblemaps@gmail.com
Kevin 🚀 @astro-kevin.com Spacecraft operator, democracy & bureaucracy enjoyer
Previously at NASA, Stanford, UT Austin
Melissa Gira Grant @melissagiragrant.com staff writer, @newrepublic.com // author, A WOMAN IS AGAINST THE LAW (2KTK, @littlebrown.bsky.social) + PLAYING THE WHORE (Verso)
// melissagiragrant.com
» melissa@melissagira.com
» tips (encrypted): melissagira.01 on Signal
@nyguild.bsky.social member
Kevin Ortiz Ceballos @kortizceballos.bsky.social Astronomy grad student!
Prof Stephen Serjeant @stephenserjeant.bsky.social Astronomy Prof at Open University. 26.2. #RejoinEU, £➡️€. Views not OU’s and often not even mine. He/him
🐘 https://mas.to/@stephenserjeant
🧵 https://www.threads.net/@prof.stephen.serjeant
ORCID 0000-0002-0517-7943 https://orcid.org/0000-0002-0517-7943
Ned Wright @mapping3k.bsky.social UCLA astronomer working on space CMB and IR. On the COBE, WMAP, SIRTF and WISE missions. Asteroid (241527). See my cosmology tutorial at https://www.astro.ucla.edu/~wright/cosmolog.htm
Marieke Baan @mariekebaan.bsky.social Sterrenkunde ⭑ SciComm ⭑ Planetoïde (12631) Mariekebaan ⭑ Hoofd Comm NOVA/astronomie.nl ⭑ secretaris VWN ⭑ NL-mediacontact ESO ⭑ IAU-secretaris commissie C2 ⭑ EAS-press officer ⭑ Space Cowboyspodcast ⭑ ex-NOS ⭑ Utrecht, NL
Adrian Price-Whelan @adrian.pw (he/him)
Astronomer;
Leads the Nearby Universe group at the Flatiron Institute / CCA;
Asst. Director of Scientific Software @ Simons Foundation;
Astropy;
Music;
https://adrian.pw 
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
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.
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
Dr Dan Shugar 🇨🇦 @watershedlab.bsky.social I make ice cream and do science and suck at fly fishing. YYC
glaciers - geohazards - climate - geomorphology - geomatics - gelato
He/him
Fellow, @rcgssgrc.bsky.social
Faye McNeill @vfmcneill.bsky.social @Columbia prof, aerosol science, atmospheric chemistry, air quality (esp. in India), climate, chemical engineering, and whatever else is on my mind 🌇 she/her
Paul Stephens @dmesg.bsky.social Welsh Birder
Mia Tretta @miatretta.bsky.social Brown University sophomore,School Shooting Survivor,Gun Violence Prevention Advocate,Community Builder, Researcher.Opinions are my own -#BeTheChange
Mary Knapp @mknapp.bsky.social Radio astronomer, cycling and gardening enthusiast, fiber artist 
Roger Freedman @rogerfreedman.bsky.social Physics educator at UC Santa Barbara, textbook author, and San Diego Comic-Con OG. he/him/his
Dr. Adeene Denton @spacewhalerider.com Planetary scientist, earth + space science historian, dancer/choreographer, part-time community radio DJ. (they/she) 🏳️🌈
adeenedenton.com
Dr Seasoned Rice, Goddess Most Divinely Made @seasonedrice.bsky.social afraid of soup plates
astrophysics phd...
...but mostly posts about movies, video games, and anime
likely the final postdoc to ever exist
queer transfem
my dad once wanted to quit grad school and become a courier
rip cohost.org/SeasonedRice
she/her
Astropierre @astropierre.com Médiateur scientifique, conférencier et chargé de projets. #Freelance
Ici, on parle de science, mais pas que...
Posez-moi vos questions, ça ne coûte rien ;)
Emma Alexander @astronemma.bsky.social Research Fellow in Astrophysics @ the University of Leeds. Interested in all things Radio Astronomy! Currently working on Galactic filaments. Owned by two dogs, two cats, and two guinea pigs. 🐶🐱🐹 Will post both science and personal. She/her
Bill Amend @billamend.bsky.social Cartoonist/Nerd. Creator of FoxTrot
Carl Zimmer @carlzimmer.com NYT columnist. Signal: carlzimmer.51
Newsletter: https://buttondown.com/carlzimmer/
Web: http://carlzimmer.com
[This account includes a tweet archive]
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
Scientific American @sciam.bsky.social A legacy of discovery. A future of innovation.
Lex McMenamin (they/them) @lexmcmenamin.com movement building reporter @us.theguardian.com
forever philly, longtime nyc
member @transjournalists.org
TIPS: lex_mcmenamin.68 on Signal
linktr.ee/lexmcmenamin- H Ira Flatow @heyira.bsky.social Host and founder of Science Friday, 500 public radio stations, podcasts. Avid science nerd, geek bread baker, orchid, caretaker. Awful poker player.
Vivian Jenna Wilson @thevivllainous.bsky.social She/Her 🍉
Bsky is my spam acct basically
Darren Incorvaia @megadarren.bsky.social Science journalist and silly billy
Senior reporter at Fierce Biotech
Other words in NYT, Science, Science News, etc.
Inveterate invertebrate evangelist
Opinions mine! Signal: dinc.49
Al Yankovic @alyankovic.bsky.social You know... the weird one.
Clara Moskowitz @clarakm.bsky.social Senior Editor at Scientific American, covering astronomy, physics and math. She/her 🏳️🌈
Daniel Abraham @abraham.bsky.social Novelist, screenwriter, and the James half of James SA Corey. Will block on tone.
He/him
office@danielabraham.com
💀Adina Feinstein PhD 💀 @afeinstein20.bsky.social asst prof | astronomy PhD | MSU | https://adina.feinste.in
Dr Pamela L Gay @starstryder.space I am an astronomer, technologist, and creative focused on using new media to engage people in learning and doing science. Note: I have dyslexia and will typo. OMG will I typo...
A/Prof Natasha Hurley-Walker @colourfulcosmos.bsky.social Radio astronomer, transport cyclist, board gamer, mum of two, survivor of the great Xodus 2024
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.
Emily J @emexastris.bsky.social She/her. Science, politics, cats, Judaism. Planetary scientist and operations engineer.
Premee Mohamed @premeemohamed.com Writer, scientist, bug. she/her. #yeg. 🇨🇦 🇬🇾 Winner of a Nebula, Locus, World Fantasy, Ignyte, and Aurora award! Rep: Michael Curry 📚🪲 Tips for cat treats! https://ko-fi.com/premee
astrafoxen @astrafoxen.bsky.social 21 - any pronouns
Astrophysics undergrad student in California (grad '27), aspiring planetary scientist. I do astronomy research on asteroids, comets and TNOs!
pfp by me
banner by Ian Regan
Kevin M. Kruse @kevinmkruse.bsky.social Historian: White Flight; New Suburban History; Fog of War; One Nation Under God; Fault Lines; Voter Suppression; Myth America. CAMPAIGN TRAILS: campaign-trails.ghost.io
WomanAstro @womanastro.bsky.social 
Dr. Victoria Grinberg @vicgrinberg.mastodon.social.ap.brid.gy - professional PhD astrophysicist #XraysAreTheBestRays
- published author & artist
- #ClimateCrisis & Astronomers for Planet Earth
- science communication […]
🌉 bridged from ⁂ https://mastodon.social/@vicgrinberg, follow @ap.brid.gy to interact
Zohran Kwame Mamdani @zohrankmamdani.bsky.social Mayor of New York City
Kate Starbird @katestarbird.bsky.social Researcher of online rumors & disinformation. Former basketball player. Prof at University of Washington, HCDE. Co-founder of the UW Center for an Informed Public. Personal account: Views may not reflect those of my employer.
Katie Breivik @katiebreivik.bsky.social astronomer who likes to write code
enthusiastic about binary stars
voracious consumer of television good and bad
Daniel Thorngren @dpthorngren.bsky.social Davis Fellow at Johns Hopkins studying exoplanet interiors with computer modelling and statistics. Website: dpthorngren.github.io/index.html
Elizabeth Sofia 💙🐈🐶🇺🇸🇨🇦🇺🇦🏳️🌈 @skippjon1.bsky.social Proud Pacific Northwest Democrat. Lover of animals , books, politics, beauty and the tropics !
Gail Zasowski @zastronomerski.bsky.social Astronomer 🌌, professor at the U of Utah, mom of 2 littles. Exploring, hiking, camping, cooking, reading. Sci-fi and period romances. Definitely not writing social media bios.
LIGO Scientific Collaboration @ligo.org Official account of the LIGO Scientific Collaboration. We detect gravitational waves!
Email: questions@ligo.org
Casey Dreier @caseydreier.bsky.social Chief of Space Policy at The Planetary Society. Host of Planetary Radio: Space Policy Edition. planetary.org
Edward Nirenberg @enirenberg.bsky.social Views my own, but you can borrow them if you feel so inclined. Anti-disease. Negentropy hunter. Kosmotropophile. Big Nerd Energy. “A homework person.” Fun at parties. Antibody hoarder. “Problematically literate.” he/him
Owen Mitchem @owen-mitchem.bsky.social Astronomer, Oregonian, and occasional transit advocate
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.
Zack Labe @zacklabe.com Climate Scientist at @climatecentral.org | PhD | Passionate about improving science communication through data-driven stories | Harrisburg, PA | https://zacklabe.com/
Views, thoughts, and opinions expressed here are only my own.
Jennifer Johnson @jajohnson.bsky.social Astronomer. Fan of the Galaxy. Member of @sdssurveys.bsky.social. Periodically interested in origin of elements. Still working on triple pirouette.
Sean D. Johnson @seanjohnson.bsky.social Extragalactic astronomer; LSA Collegiate Fellow & Assistant Professor at @michiganastro. Dog lover. Pronouns: he/him/his 🏳️🌈
Mike Melton @mikemelton.bsky.social All photos are my own and not AI.
I am a filmmaker and photographer based in Olympia, WA, and Bijagua, Costa Rica @casabentbill.bsky.social but I spend as much time as I can in hot, humid, tropical forests. Because that's where the birds are!
he/him
Tina Dura @diatomdura.bsky.social Assistant prof leading Coastal Hazards Lab @vtgeosciences. I employ diatom-based paleoseismology to reconstruct EQ and tsunami records. #marshcat #hokie
http://www.coastalhazardslab.com
Chelsea Sharon @csharon.bsky.social New social, who this? Astronomer, recent SG to PDX transplant, community college professor, she/they, lover of cats and warm weather, opinions my own.
Jimmy Kimmel @jimmykimmel.com adventurer
Dan Burns @the-physics-well.net Physics Educator, Space Enthusiast, Astrophotographer
https://the-physics-well.net/
Kate Marvel @drkatemarvel.bsky.social Climate scientist, formerly NASA, currently Project Drawdown. Former astrophysicist, current Earth supremacist. Author of HUMAN NATURE, best book of 2025 according to both Scientific American and my dad https://shorturl.at/aJRYb
Crooked Media @crooked.com the only 100% correct opinions in politics and culture. not just what’s wrong but how to fix it. first step is: Vote Save America
Dr Ryan MacDonald @distantworlds.space Lecturer in Extrasolar Planets 🪐 🔭 at the University of St Andrews 🏴
Lockwood DeWitt @lockwooddewitt.bsky.social Science educator, geology enthusiast, internet junkie, professional coffee imbiber. Corvallis, Oregon
Jeff Merkley @jeff-merkley.bsky.social Husband. Dad. Garage tinkerer. Thorn in the side of the privileged and powerful. U.S. Senator from Oregon. Official campaign account. Fighting for YOU. He/Him.
jeffmerkley.com
Laurence H. Tribe @tribelaw.bsky.social After teaching and writing about constitutional law for 50 yrs, it seemed time for me to reach beyond Harvard’s walls — to spread understanding and appreciation of the rule of law, of justice as fairness, and of a republic if we can keep it
Nicole Mortillaro @nebulousnikki.bsky.social Senior science reporter at the Canadian Broadcasting Corporation (CBC News)/Editor for the Journal of the Royal Astronomical Society of Canada/amateur astronomer. Deeply concerned about climate change.
Josh Marshall @joshtpm.bsky.social Founder & reigning monarch at TPM. Lapsed historian. Hand tool woodworker. Jew.
Chris Hayes @chrislhayes.bsky.social Bronx boy. Cubs fan. Dad, husband, writer, podcaster and cable news host.
The Sirens’ Call: How Attention Became the World’s Most Endangered Resource out now.
https://sirenscallbook.com/