Universe Sandbox @universesandbox.bsky.social Physics-based space simulation software that allows anyone to create & destroy on an unimaginable scale
universesandbox.com
Alex Wellerstein @wellerstein.bsky.social Nuclear historian. Professor at Stevens Institute of Technology. Visiting researcher at Nuclear Knowledges program, Sciences Po (Paris). Author of THE MOST AWFUL RESPONSIBILITY (2025). Creator of NUKEMAP. Blogging at https://doomsdaymachines.net.
Element115Art @element115.bsky.social Space artist and short story writer. No AI, using only FOSS (Blender and GIMP)
Stories in Linktree. They've been everywhere.
Mood boards sometimes.
linktr.ee/element115art
Delian Alliance Industries @delianai.bsky.social Autonomy for defence. Countering physical threats at machine speed.
www.delian.ai
European Space History @eurospacehistory.bsky.social Enjoying the history of the European space adventure. Continuing from @ESA_History on Twitter.
See our other channels: https://linktr.ee/european_space_history
Mike Feher @saxmike71.bsky.social Software engineer at NASA | saxophone + electric guitar | unapologetic flirt | progressive/liberal/Democrat/atheist | My tongue is always in cheek. | All posts/views mine, but you can share. You may know me from other places, but if not, you should. 😊
Gene J. Mikulka @genejm1017.bsky.social Founded the Talking Space Podcast in 2009.
Immersed in spaceflight since the Apollo days, Space Advocate and lovebird Dad. All Opinions are mine alone and don't reflect the position of the podcast. https://www.talkingspaceonline.com
Firefly Aerospace @firefly-aerospace.bsky.social 
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
WIRED @wired.com For Future Reference.
Sign up for our newsletters: https://wrd.cm/newsletters
Find our WIRED journalists here: https://go.bsky.app/Boj9b5E
@aviationweek.bsky.social @aviationweek.bsky.social Always looking for the best aviation news this week.
FIA World Endurance Championship @fiawecofficial.bsky.social The official Bluesky account for the FIA World Endurance Championship, Le Mans Hypercar and LMGT3 endurance racing around the world. #WEC
Kyle Mizokami @kmizokami.bsky.social I have this thing where I get older but just never wiser | Hachiman Defense Substack https://hachiman.substack.com/ | Formerly covered defense @ Popular Mechanics. Weapons person.
ESA Exploration @exploration.esa.int Sharing news on Europe's human and robotic exploration, from astronaut training to the next giant leap to the Moon and Mars.
ESA Space Transport @transport.esa.int Latest news on @esa.int's launches, projects and developments in space transportation.
Please see our Privacy Notice: esa.int/connectwithus
ESA Earth Observation @esaearth.esa.int @esa.int #EarthObservation: Taking the pulse of our planet from space.
Please see our Privacy Notice: http://esa.int/connectwithus
We share pictures and news on our planet as seen from space.
ESA Operations @operations.esa.int From Earth orbit to deep space: sharing the excitement of real-time mission operations at the European Space Agency. Home for ESA's teams working on Planetary Defence, Space Weather, Clean Space & Space Debris.
esa.int/Operations
esa.int/Space_Safety
ESA Technology @technology.esa.int Follow the latest news, developments and new technologies from the European Space Agency's R&D Directorate
ESA Connectivity and Secure Communications @esaconnectivity.esa.int Advancing space-based connectivity – bringing broadband to rural areas, supporting crisis response, enhancing cybersecurity, and connecting everyone, everywhere, at all times. Part of the European Space Agency @esa.int family.
ESA Space Science @science.esa.int Keeping you posted on space science activities from the European Space Agency.
Web: http://www.esa.int/science
Privacy Notice: esa.int/connectwithus
#astronomy #space #science
Chris Anderson @chrisa.bsky.social Occupy the skies
@chr1sa on the other blue app
Alan Winfield @alan-winfield.bsky.social Engineer, roboethicist and pro-feminist. Interested in robots as working models of life, evolution, intelligence and culture. Prof Robot Ethics, Bristol Robotics Lab. Home page: https://people.uwe.ac.uk/Person/AlanWinfield
Ekaterina Pavlushchenko @katlinegrey.bsky.social Space exploration enthusiast. #NoToWar
maks @buran.space contains sulfites
intern at fiftyonepointsix.com
sommelier of @buranarchive.space
big boss of buranarchive.space
Energia-Buran Archive @buranarchive.space Photos from the Buran program
Online archive at buranarchive.space
#StandWithUkraine
by @buran.space
Andy @carbrochureaddict.bsky.social Historian and auto enthusiast, posting images of car and van brochures from my personal collection.
The Spaceshipper 🚀 @thespaceshipper.com "One of the great film nerd Twitter accounts" - Vanity Fair
99% space fiction (licenses) and its creation.
Here are all my accounts: http://linktr.ee/thespaceshipper
Listifications @listifications.app Follow me to receive notifications via DM whenever you're added to a starter pack, block list, feed or when someone blocks your account.
Follow @unsub.blocks.listifications.app to opt out of direct block notifications.
99% Invisible @99pi.org Long running, award winning narrative podcast about all the thought that goes into things most people don’t think about.
www.99pi.org
siriusxm.com/podcasts-plus-subscription
Michael DiTullo @d2lo.bsky.social Iconic design for the world’s best brands.
Brand strategy, innovation & industrial design. Former Nike, Jordan, frog design. RISD alumnus.
Talks about design, sustainability, EVs, eating plant based, sci-fi, coffee & Portland.
www.michaelditullo.com
Curtis Szajkovics @curtis.bsky.social Space Systems Engineer. Landing on the Moon in 2025, 2026 and 2028. Building the future of humanity in Space.
Austin, Texas
D Wise @dwisecinema.com Spaceflight cinematography
Harry Stranger @spacefromspace.com Satellite images past and present 🛰️
Building an archive of interactive declassified spy satellite images 🕵️
https://spacefromspace.com
NASASpaceflight.com @nasaspaceflight.com Official Account of NSF. News, videos, and community for spaceflight enthusiasts since 2005.
NSF is not affiliated with NASA, initials used with permission.
European Space Agency @esa.int Elevating the future of Europe through space.
Please see our Privacy Notice: https://esa.int/connectwithus
CONTACT LIGHT @contactlight.de IMAGES OF #APOLLO | #SPACE COLLECTION | http://contactlight.de
| CONTACT LIGHT COLLECTION | http://Contactlight69.redbubble.com
Tony Dunn @tony873004.bsky.social Orbit simulations of planets, comets, asteroids and other interesting stuff. Amateur astronomer. BA: Physics & Astronomy, SFSU.
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
Garrett Reisman @astro-g-dogg.bsky.social USC Professor of Astronautical Engineering
Former NASA Astronaut
Former SpaceX Director of Space Operations
www.garrettreisman.com
One of Two Funny Astronauts
https://www.youtube.com/c/2funnyastronauts
Jackie Wattles @jackiewattles.bsky.social Space Reporter @ CNN
Signal: jackiecnn.04
Joey Roulette @joroulette.bsky.social Reuters' space reporter
Rafael Mentges @mentges.bsky.social Space Economist. Interested in European Integration, industrial policy, innovation, strategic sovereignty, and of course things like launchers, SatCom, EO ...
I have another profile focused more on my old interests: Macro, monetary policy and banking.
George Tziralis @gtzi.bsky.social aligning interests at https://marathon.vc
https://www.linkedin.com/in/tziralis/
Franklin Ratliff @rocketplane.bsky.social Chief Technology Officer for Titans Space Industries
Cosmic Penguin @cosmicpenguinov103.bsky.social Astronomy & spaceflight weeb penguin. In a relationship w/ Space Shuttle Discovery. Starship x Space Launch System shipper. Chinese spaceflight news hunter.
William Harwood @rocketksc.bsky.social Full-time space reporter, based at the Kennedy Space Center, since 1984; first with UPI, now with CBS News, covering human space flight, planetary exploration, commercial space operations and general astronomy
Nir Kahn @nirkahn.bsky.social Vehicle designer, car geek, motorsport, music.
www.namiir.com
Will Pierce @willpierce.bsky.social Illustrator.
https://linktr.ee/willpierce
(greatistheworld at the old place)
ToughSF @toughsf.bsky.social Matterbeam.
Author of the ToughSF blog. Original SuperNerd.
Ex-Kurzgesagt Duck. Freelance writer.
Discord https://discord.gg/nXvRPcE7uU
China eVTOL News @chinaevtolnews.bsky.social Covering developments in China's low-altitude economy.
https://www.chinaevtolnews.com
Tim Farrar @tmfassociates.bsky.social Consultant in satellite communications and wireless spectrum. I enjoy annoying billionaires, especially the "(Former) Trillionaire"
Miles O’Brien @milesobrien3.bsky.social Meet me at @milesobrien.com
(((Tendar))) @tendar.bsky.social Tyrants are my enemies | Si vis pacem para bellum |🇩🇪🇪🇺| Das Böse triumphiert allein dadurch, dass gute Menschen nichts unternehmen |Military & History
Isidora Tourni @itourni.bsky.social AI Researcher/Engineer | CS PhD from
Boston University
@insomnia.gr @insomnia.gr 
The Verge @theverge.com Covering life in the future
Subscribe here: https://www.theverge.com/subscribe
Nature Portfolio @natureportfolio.nature.com Nature Portfolio’s high-quality products and services across the life, physical, chemical and applied sciences is dedicated to serving the scientific community.
Julie Boatman @julietbravofoxmedia.com Owner, JulietBravoFox Media. Pilot, instructor, dog mom, adventurous home cook, wine & beer lover, birder, sometimes runner. Always an avgeek & swiftie. My primary site: julietbravofoxmedia.com 🇺🇦🇬🇱
Alex Luck @alxluck.bsky.social Chinese Military. Bundeswehr/NATO. MA Pol Sci/History. Cats, dogs, motorcycles. Überbringer schlechter Nachrichten. Analysis@ NavalNews.com. Contributor@ hartpunkt.de. Previous articles at FPRI.org.
Richard Porter @sniffpetrol.com Astronaut, stunt man, liar. Also one half of Smith and Sniff. 
Astrobiology @astrobiology.bsky.social Astrobiology.com - Exploring the living universe since 1996. Life Looks For Life. Vita quaerit vitae.
F-16.net @f-16.net News on the F-16 Fighting Falcon, brought to you by https://f-16.net, a military aviation website founded in 1995.
erripis - daily @daily.erripis.gr one new drawing *every* day, made on the same day - by
@erripis.gr , since 1/1/2022
https://erripis.gr/daily/
Remco Timmermans @timmermansr.bsky.social 🚀🛰️ Social media for space at spaceagenda.com and spaceside.eu | Co-founder of SpaceCommsAlliance.com | Faculty at ISUnet.edu | #DigitalNomad
🌍citizen 🇳🇱passport 🇬🇧resident 🇪🇪e-resident
Jason McDowell @cessnateur.bsky.social Published writer unearthing obscure slices of aviation history and adventuring around in a 1953 Cessna 170B.
Marlène Aviation @aviationmarlene.bsky.social I talk about the french aviation history, aircraft, projects, and flying machines designed in France.
SE-210 "Caravelle" lover
A scientific mediator in the space industry
Space.com @space.com Taking you out of this world, every day! 🪐
Mike O'Callaghan @space-mike.bsky.social
Airbus Defence and Space UK
Head of Novel Programmes
Interested in all things at the confluence of Defence and Space
Burkhard Domke @rlhdlw.bsky.social aerospace engineer, analyst, avgeek, photographer, bookworm, scale modeler.
private account
all photos my own work unless otherwise stated.
TechCrunch @techcrunch.com Technology news and analysis with a focus on founders and startup teams.
Got a tip? http://techcrunch.com/tips
Vertical Flight Society @vtolsociety.bsky.social The Vertical Flight Society (founded in 1943 as the American Helicopter Society) is the world's only international technical society working to advance vertical flight and electric flight technology. #eVTOL #helicopter #rotorcraft #aviation #avgeek
Graham Warwick @theworacle.bsky.social Technology editor at Aviation Week, lifelong aeroplane enthusiast and recovering aeronautical engineer, sworn to eradicate the word "aircrafts". My musings on aircraft design and aerospace news.
Shashank Joshi @shashj.bsky.social Incoming Washington bureau chief at The Economist. Previously defence editor for eight years.
Visiting Fellow at Department of War Studies, KCL. For speaking engagements: https://chartwellspeakers.com/speaker/shashank-joshi
Rodney Brooks @rodneyabrooks.bsky.social Primarily Robotics and AI. Distinguishing hype-notism from plausibility one press release at a time. rodneybrooks.com/blog people.csail.mit.edu/brooks- 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/
Audrow Nash @audrow.bsky.social Robotics nerd and Podcaster | Exploring robotics, AI, and software through doing and interviews with experts. Engineer @ Intrinsic AI
Evan Ackerman @evanackerman.bsky.social Senior editor at IEEE Spectrum. I hug robots.
spectrum.ieee.org
Breaking Defense @breakingdefense.com Breaking Defense: The essential source for military, political, & industry leaders seeking in-depth coverage of global defense strategy & technology.
Sign up for our newsletters: http://bit.ly/2WSlrJK
OrbitalFocus @orbitalfocus.bsky.social For those genuinely interested in the finer points of new launches & activities on orbit. Curated by Robert Christy.
www.OrbitalFocus.uk
Spaceflight Now @spaceflightnow.com Providing coverage of space launches and missions since 1999
Robot Talk @robottalkpod.bsky.social Weekly podcast hosted by @claireasher.bsky.social exploring the exciting world of #robotics, artificial intelligence, and autonomous machines. New episode every Friday.
https://linktr.ee/robottalkpod
Institute for the Study of War @thestudyofwar.bsky.social ISW is a policy research organization focused on U.S. national security. Email: press@understandingwar.org. For more: https://linktr.ee/understandingwar
Elan Head @elanhead.com Helicopter pilot and senior editor at The Air Current, often exploring the world by air. Signal: elanhead.07
Mr. Car Facts (Jesse) @mrcarfacts.bsky.social Dutch car freak, former car journalist. Other interests: cycling, motorcycles & watches.
Dimitrios Kottas @dimitrioskottas.bsky.social 
Astylab @astylab.bsky.social Χτίζοντας μια μηχανή ιδεών για τις πόλεις μας.
https://www.astylab.gr/
https://www.takebackthecity.gr/p/66d
TracketPacer @tracketpacer.com 🚀rockit network engineer
👩🏼💻ethernet fangirl
🛜 weird use cases & silly tech!
💌 tracket@tracketpacer.com
🌎 tracketpacer.com
The Air Show Podcast @theairshowpodcast.com A podcast on the business of the sky. Hosted by Brett Snyder @crankyflier.com Jon Ostrower @jonostrower.com and Brain Sumers @briansumers.bsky.social https://theairshowpodcast.com
AIhub.org @aihub.org Non-profit dedicated to connecting the AI community to the world. Supported by AAAI, IEEE RAS, ICML, RoboCup, IJCAI/AIJ, EurAI, and ACM SIGAI.
https://aihub.org/
Hype @hype.aero hype.aero | The leading aerospace news aggregator.
Nik Proxima - Space Policy Wonk @nik-proxima.bsky.social Managing Editor of Space Scout
Space Policy PhD Student
Believer in a Better Tomorrow
rykllan @rykllan.bsky.social 2D/3D Artist & spaceflight enthusiast.
https://ko-fi.com/rykllan
Andrew Cote @andercot.bsky.social In truth, only atoms and the void 
Naval News @navalnews.com navalnews.com is updated daily with in-depth features, industry and naval forces news round-ups, event coverage, video reports and more.
OSINTtechnical @osinttechnical.bsky.social PAI enjoyer, OSINT guy @truth.bsky.social , my views/freezing cold takes are my own. Standard spiel about not endorsing retweets, likes, and comments.
Thanos Massias @massiasthanos.bsky.social I post things that I find interesting (mostly about aviation and defence), while referencing sources and providing context.
Piraeus, Greece.
Zach @thrustwr.bsky.social Former NavalNews & USNINews writer, Track Fuser, R-1/P-1 Budget Reader.
For defense-related stuff
Site: https://defensearchives.com/news
Doha @doha104p3.bsky.social Mil-Av, Maritime, Missile, Space, Defense, and some politics related posts | F-35 appreciator | Agile Combat Employment Supremacist | (Not very active here)
AirPower (MIL-STD) @mil-std.bsky.social Old radar types never die; they just phased array!
Aerospace, Defense and NatSec related content
#OpenSource. No affiliations to govt., media or industry