- M @marcel-jan.eurosky.social @marcel-jan.eurosky.social Data engineer | Python fan | Security concerned | Stage actor | Solar system knowitall | Spaceflight enthusiast | Cycling fanatic
Dave @davejeeping.bsky.social 🌞
Jim Welsh @jimwelsh.bsky.social Husband. Dog lover. Does saltwater reef aquarium stuff sometimes. Astrophotographer sometimes. Dabbles in chemistry. Plants trees. Puts up birdhouses.
41t41r @altair3.bsky.social Político es todo lo que afecta a los ciudadanos
Bill Higgins-- Beam Jockey @beamjockey.bsky.social Physicist at large. Speaker. Writer. Mono-instrumentalist.
Spaceflight, astronomy, history of science, science fiction, & jokes thereof.
Avatar: Bill Heterodyne, smiling & tipping his boater, by Phil Foglio.
Banner: Me, infinitely reflected in mirrors.
Gert-Jan Bartelds @gertjanbartelds.nl book freak. life-long learner. critical voice. ex-astrophysicist. remembers boulderdash. guitar and djembe. test all the things. SWeng. Dem’ter & Türkiye. Dutch.
Alfref @alfref.bsky.social funny little englander making science in 🇨🇳
Me @me99space.bsky.social “In an age of performative cruelty, kindness is punk AF. Be punk AF.”
- Daniel Abraham
Into: astronomy | astrophysics | space rocket | The Expanse | No Man's Sky
@sgallardo.bsky.social @sgallardo.bsky.social 
Alastair Williams @alastairwilliams.bsky.social Space engineer, science writer, and author of The Quantum Cat
A. Morlok @morlok.bsky.social Studies stuff from space for food & shelter. Team BepiColombo.
Chromospheric Hot Spot @baryonicbeing.bsky.social Space whale, big engines, friendly. Touring the galaxy.
mastodon.social/@BaryonicBeing
Paul M. Cray @pmc.bsky.social 'A plain, unvarnished Preston man.' Permanent resident alien in Seattle, Wash. Writer, AGI researcher, wine industry professional. Interests: books, futurology, historiographic metafiction, sf, technoeconomic paradigm shifts, the Technological Singularity
Gordan Ugarković @ugordan.bsky.social I used to dabble in image processing, mostly with NASA's Cassini spacecraft data. Software engineer by day.
@tonyhb.bsky.social @tonyhb.bsky.social 
@paulinvestigates.bsky.social @paulinvestigates.bsky.social Just dis guy, ya know? Listening mostly to the quiet people.
MeatMechSuit @meatmechsuit.bsky.social Anti-patriarchy, Anti-white supremacy, Atheist, Bi, Feminist, GreyAce, Humanist, Nonbinary woman, Science-lover.
Taranaki, Te Atiawa, Nga Ruahine. Pakeha.
🚫🤴Diesel Bug Has An Irrational Amount Of Freedomyz @dieselbug1137.bsky.social
Graphene fan, inventor of QSUT device Father, musician, and creator of the collaborative resist playlist. We are all 1 on the planet. #GeneralStrike #DebtStrike Outsider AI artist- B BadSikander @badsikander.bsky.social Mostly re-posting items that I've found interesting relating to history or science. Some cinema and music too.
Carole Thorpe @carolethorpe.bsky.social Writer / Artist in Montreal
Sue BirdWife 🏳️⚧️ @birdwife.bsky.social Jersey City | games, data, space, wnba, baseball, being gay | @sitaradidi.bsky.social’s long gf | she/her
S.M. Pritchard @smpritchard.bsky.social Physics BSc. | Hard SF Writer/Worldbuilder | Space Artist | Amateur (hopefully one day professional) Astronomer | They/Them | Opinions my own
@hamstersplus.bsky.social @hamstersplus.bsky.social Here for a nice, chill time.
Earth is the aim @destinationterre.bsky.social Destination Terre
Mike Smith @selfawarepatterns.bsky.social Programmer; aspiring fiction writer; interested in science, philosophy, history, science fiction, fantasy, skepticism
blog at: selfawarepatterns.com
betancur . n @nelbeu.bsky.social art & architectural historian / visual, material & religious culture
Elizabeth Tasker @elizabethtasker.bsky.social UK astrophysicist and science communicator working at the Japan Aerospace Exploration Agency (JAXA). Author of 'The Planet Factory' and editor of ‘Planetary Diversity’. Very into space, virtual reality, computer graphics and rescue cats.
Jess @jenosisimo.bsky.social 
wsguerin @wsguerin.bsky.social interpretive designer, astrobiology and SETI fan, scientifically literate, frostbite dinghy racer, sketchbook devotee, hashbrown expert
John Cobb @jcobb.coppermont.com Principal Advisor at @coppermont.com. Strategic advisory, market intelligence, and performance-based growth for founders, boards, and investors across the Americas and Lusophone Africa.
Kevin McMullen @astrodermatologist.bsky.social Dermatologist in Montana exploring evolution, life’s constraints, and strange ecosystems.
Janus Observatory eta April 2026.
www.astrodermatologist.substack.com
Clément Vidal @clemvidal.bsky.social www.clemvidal.com
Shirley @shirley75.bsky.social Artis
Change is inevitable
Course available
Zazaa @zazaa.bsky.social Terrienne marchant dans les pas de Sonia, regardant le Prince des Dragons et se demandant si nous sommes seuls dans l'univers.
Plie des grues en origami en rêvant de paix dans le monde et sème des graines de tournesol 🌻.
https://zazaa.blogspot.com
Cryptid Craftwork @cryptidcraftwork.bsky.social Somewhere between myth and reality lies excitement about the possibility of existence…Cryptid Craftwork brings some of these things to life through our work with art and collectibles. Parents of 2 humans & 2 cats. https://linktr.ee/cryptidcraftwork
Keith Cooper @keithpcooper.bsky.social Science journalist; author of The Contact Paradox (Bloomsbury Sigma, 2019) and Amazing Worlds of Science Fiction and Science Fact (Reaktion Books, 2025), which was selected for the Locus 2025 Recommended Reading List.
Quang 🌊 👊🇺🇸🔥 @dqt.bsky.social No MAGA. No to Oligarchs
https://www.project2025.observer
The rule of law. Democracy.
Interest in finance, stock market, AI, Rklb
#BankruptElon. Stop government subsidy to SpaceX and Tesla. #Swasticars
elonmusk.today
Dave @redskyforge.bsky.social Energy, decline and decay, golden retrievers and lately a kitten.
Corey S. Powell @coreyspowell.bsky.social Fascinated by things very big, very small, and beyond the limits of the human senses. Founder of OpenMind: www.openmindmag.org Creator of the Invisible Universe column: https://invisibleuniverse.substack.com/- Z Michael Zanis @zanism.bsky.social
benargent.bsky.social @benargent.bsky.social 
Brett Holman @airminded.org Independent PhD historian (aviation, bombing; #WW1, #WW2; Britain, Australia; emotions, spectacle); books (Home Fires Burning (WW1 air raids on Britain; in progress), The Next War in the Air). Naarm/Melbourne, Australia. He/him. airminded.org
Elizabeth James @lizijames.bsky.social I like books, but not just any books.
Tend the soil & forget the oil.
I eschew disregard of the shared path etiquette.
One of the only me.
Thomas Telkamp @telkamp.eu Satellites, Radio Astronomy, SDR, Signal Processing, GPU.
CTO Lacuna Space. Dwingeloo Radio Telescope.
Paul Titze @ptitze.bsky.social
73 de Paul VK2THN, Sydney Australia.
Starship builder
https://github.com/paultitze101/ISVEnterprise
A.Scorpii @antaresnav.bsky.social “Those who can make you believe absurdities, can make you commit atrocities.”
— Voltaire
"The death of truth is the ultimate victory of evil."
— Mon Mothma
Sailor, teacher, veteran, parent, Star Wars nerd.
Celestial navigation is my jam.
He/Him.
Nick D @ndwy.bsky.social 
@rkenne.bsky.social @rkenne.bsky.social 
David Connop Price @connop.bsky.social Strategic and collaborative communications leader. Ex-political reporter. Runner. My posts = my views. 🔁/♥️ ≠ endorsement.
Primalilith @primalilith.bsky.social Geographer focusing on rewilding, sustainability and regenerative agriculture. Interested in all arts and science. Lover of books, lichens, moths and sumo.
Myra P @myramp.bsky.social Left Liberal Lunatic, Proud & Humbly Woke. Practice D.E.I. Its the American way.
Fan of Many, Midas Touch @meidastouch.com , The Lincoln Project @lincolnproject.us Blue Wave Surfer @bluewavesurfer.bsky.social
Crashwrite @crashwrite.bsky.social Liberal, beer drinker, friend to the mutts. #SantaCruz
@curiosityingenuity.bsky.social @curiosityingenuity.bsky.social 
Omer Rochman @orochman.bsky.social PhD student with @glouppe.bsky.social. Working on neural emulation of physical systems, and SciML in general.
Event Horizon with John Michael Godier @eventhorizonshow.bsky.social Event Horizon with John Michael Godier is a Science focused narrative driven show featuring special guests. http://youtube.com/@EventHorizonShow
@chriswombat.bsky.social @chriswombat.bsky.social 
DJ (he, him)🏳️🌈 @dmrh0720.bsky.social Economist still Professing. Interests: politics, religion, LGTBQ, health, demographics, travel, photography, genealogy. Text author, newspaper columnist. Father (3), grandfather (8), ggrandfather (1). Partner to Arnold.
David S. F. Portree @dsfpspacefl1ght.bsky.social history guy, science writer, educator, map librarian, archivist, 58 yrs a space exploration nut, ex-NASA, ex-US Geological Survey, now doing local history among the pines in Flagstaff AZ USA
Save NASA space science
https://spaceflighthistory.blogspot.com
@viciykevin.bsky.social @viciykevin.bsky.social Ore deposits and Exo-geology at UCD
Lavender Skies @lavenderskies.bsky.social Lavender, kobold princess, she, 30+, sci fantasy furry artist
other presences:
https://lavender-stars.carrd.co/
Julian Loose @loosestish.bsky.social Editorial Director for Trade and Academic at Yale University Press London 
Diego @runningman2021.bsky.social Energy and policy nerd, science and technology advocate, with a side of YIMBY-ism and film interest… Just hoping to be a net benefit to the planet : )
Madao @vencejobardo.bsky.social "Cualquier cosa que les dijese sería una tontería" - Amanece, que no es poco.
🎲🌔
He/him
Tratando de no alimentar trolls en internet, ignorando 😊
Soy un poco (muy mucho) turras y bastante ignorante, lo sé 😅
⚠️¡¡Aviso de turbocuñao!!
Rob Banes @rsb1213.bsky.social Scientist, artist, educator, chef, fisherman, outdoor enthusiast, bookworm, linguist, peacemaker, volunteer, etc. in no particular order.
Please don't ask because I will not date you, I will not send you money, and I will not be your disciple. Thanks.
DarkSapiens @darksapiens.bsky.social Astrophysics, science communication, sci-fi, nerdery (he/him)
Astronomer at @cefca-oaj.bsky.social
https://linksta.cc/@darksapiens
Dr Rebecca Wragg Sykes @lemoustier.bsky.social Archaeologist, word-witcher, scicomm, consultancy
📚 KINDRED: Neanderthal Life, Love, Death & Art
🖋️ MATRIARCHA: Prehistory Re-imagined
🏛️ Honorary Researcher U. Cambridge & U. Liverpool
1/4 @trowelblazers.bsky.social
Rep: PEW Literary
Scott Kardel aka Palomar Skies @palomarskies.bsky.social Associate professor of astronomy at Palomar College, user of smart telescopes. 🔭 Blog: http://visiblesuns.blogspot.com/
John I Davies @johninghamdavies.bsky.social Engineer
Paul Scott Anderson @paulscottanderson.bsky.social 🇨🇦 space writer, editorial and social media assistant - EarthSky (@earthskyscience) | blogger - Fermi Paradoxica (@fermiparadoxica) | views are my own | ND | he/him
@jennykim234.bsky.social @jennykim234.bsky.social 
@proximacenb.bsky.social @proximacenb.bsky.social - C @cbogart.bsky.social @cbogart.bsky.social
René Heller @drreneheller.bsky.social Team Lead Research & Development, PLATO Mission of ESA 🚀, Max Planck Institute for Solar System Research | Lecturer for astrophysics, University of Göttingen
@lil-louis64.bsky.social @lil-louis64.bsky.social 
Ray Hermann Angossio Liwa @rayangossio.bsky.social Businessman, Scientist,US Federal Tax professional, Author , Chief Strategist, founder and owner of the FUSO: Futurists Society.
ABA MEMBER ID: 06199835 ;
PTIN: P02356203 ; CTEC: A328086 ;
NYTPRIN: 12807807;
Visit: linktr.ee/alpharayangossio
Peter Robinson @pteerr.bsky.social Interest in Space, Engineering & Photography.
Cantab Engineer with International Space Elevator Consortium (ISEC).
Member, Initiative for Interstellar Studies (i4iS)
Ny-9-11CanadianAngel🍁80yr*Care*CarolynEverett-McRae709-641-1050 @ny9-11canadaangel.bsky.social AAA12StepSociety🍁NL*KitchenHealingParty4FamilyKidsPetsCenter
🍁 4U&UrsLifeCoachArtPet*SFU*TherapistHypnosisAddiction SpiritualShamanChannelingSonTimSGSpiritsPsychicReaderTarotSeer
🍁4BrJim=Suicide27yrGayJW
www.youtube.com/@aaa12stepsociety, >gmail.co
@riglo.bsky.social @riglo.bsky.social 
@colinpineview @colinpineview.bsky.social Retired UK nursery (Pineview Plants) owner, RHS assessor, love travel, snorkelling plus interested in politics, long suffering spurs supporter
UlrichE @ulriche.bsky.social UlrichE studied Physics and received a PhD at the Max Planck Institute for Intelligent Systems. Since 2003, he has worked in the automotive industry, managing projects on advanced technologies from electric and hydrogen propulsion to automated driving.
JaikelMakson @jaikelmakson.bsky.social 
World Record Egg @worldrecord-egg.bsky.social Just an egg