Chase Million @millionconcepts.com CEO of Million Concepts. Building software and data systems to reduce space mission risk, increase scientific return, and accelerate discovery.
Astronomer and planetary scientist. Software engineer. Project manager. Writer. Magician. Dog person.
The Slides @theslides.bsky.social Bot posting 4x daily from Sam Biddle's curated collection of US military slides from the Cold War era.
Sam's intro essay: https://www.patreon.com/MaxRead/posts/true-life-for-i-155014876
Slides courtesy @sambiddle.com
Bot by @brian.gawalt.com
zach @extrafabulous.bsky.social deogie comics @deogie.bsky.social
pervis comics @pervis.bsky.social
Clay Copper @claycopper.bsky.social Fed defense university faculty, Security Cooperation pro, international relations, diplomacy, diverse democracy enjoyer, some boardgames and MtG, human
J. L. Westover @mrlovenstein.bsky.social My next book, FUN, hits Kickstarter Sept 22! Boop my bio link to get notified on launch day AND get a free glow-in-the-dark enamel pin!
🎉 mrlovensteinpresents.com
B. A. Friedman @bafriedman.bsky.social University of Reading (UK) PhD student studying naval strategy and amphibious warfare. Author of books On Tactics and On Operations. Occasional blogger: https://bafriedman.substack.com/
Terrible Maps @terriblemapshq.bsky.social The home of terrible maps with a pinch of humour
terriblemaps@gmail.com
Aaron Stein @aaronstein1.bsky.social President/CEO @fpri.bsky.social; Podcast w/ blogfather @armscontrolwonk.bsky.social; Recent Substacker; Author: US War Against ISIS. Views are all my own
Sam (ABeardedPanda) @abeardedpanda.bsky.social Paradox Interactive School of International Relations (ongoing)
I hate your favorite dictator. Spicy liberal.
(He/Him)
https://www.offensive-bias.com/
Rapido Trains UK @rapidotrains.co.uk https://rapidotrains.co.uk/
Breaking NOwOs @bbc.owo.news A fan-made version of the famous Twitter bot from @zuzakistan, ported to Bluesky :3
Disclaimer: We use various BBC news rss feeds to acquire posts, this is automated and does not check for context.
DM for queries!
Alariko @alariko.bsky.social a failed art account 24 A dude. I do sell prints, please DO NOT contact me about nft stuff thanks. alariko771@gmail.com
Josh Busby @busbyj2.bsky.social Professor at the University of Texas-Austin. Former Senior Climate Advisor DOD. Climate security, climate governance, clean energy, global health, US foreign policy. Author of States and Nature: The Effects of Climate Change on Security (Cambridge, 2022).
Secretary of Defense Rock @sodrock.bsky.social The defense policy views of the people's champ. AKA Great One, Flex Kavana, and Brahma Bull. Might be Dwayne Johnson, could be Harold Brown. Views my own. Substack⬇️
https://secretaryrofdefenserock.substack.com/
Secrets and Laws @secretsandlaws.bsky.social Former CIA attorney, addressing all things relating to national security, secrecy, classification, FOIA, climate change, and bird law.
Derek Newsome @derek.space Spaceflight Photographer
Fighting to keep the dream alive.
derek.space
derekspace.com
He/Him
poorly drawn cats @poorlycatdraw.bsky.social poorly drawing cats since 2016
✉️ hey@poorlycatdraw.com
https://poorlycatdraw.carrd.co/
Giled Pallaeon @giledpallaeon.bsky.social Military & International Affairs nerd. Defense professional. Mostly naval subjects, but all aspects of defense and natsec welcome. Oh, & plastic spaceships, that too. All opinions on all subjects my own #WeAreNAFO
Jack Murphy @jackmurphyrgr.bsky.social National security journalist: https://thehighside.substack.com
Host on @theteamhouse.bsky.social
Military Thriller, The Most Dangerous Man: https://www.penguinrandomhouse.com/books/803651/the-most-dangerous-man-by-jack-murphy/9798892424509/
Joey Politano🏳️🌈 @josephpolitano.bsky.social Writing a data-driven newsletter about economics @ apricitas.io
Nuance? In this Economy
Full Employment Stan, Brazilian Coffee Tariff Victim |
Asif Siddiqi @historyasif.bsky.social New Yorker. Historian of Science and Technology. Space. Music. Soviet History. Comics
Mika McKinnon @mikamckinnon.bsky.social Field geophysicist, disaster researcher, scifi science consultant, science writer, public speaker, irrepressibly curious. Occasional rock-licker, frequent devourer of board books. 🇨🇦🇺🇸
Alexander Clarkson @aphclarkson.bsky.social Senior Lecturer for European Politics and History at King's College London. Opinions my own. RT not always endorsement.
Also to be found at @APHClarkson
https://www.ullstein.de/werke/die-macht-der-diaspora/hardcover/978354910
Jack Kennedy @jackkennedy.ie PhD candidate @hertieschool.bsky.social // 🔍 nuclear weapons and strategic stability // editorial fellow @thebulletin.org // Irish in Berlin // He/they // All views my own but willing to share
jackkennedy.ie
linktr.ee/jack_kennedy
Glonzo the Bureaucrat 🇬🇱 🌹 @snarkranger.bsky.social believe in a better future for it is all that you can do - @jael.bsky.social
park ranger-bureaucrat in Darkest Nevada, pushing papers for our public lands. Advanced EMT student, PIO, Draymond stan, erstwhile racing flack. opinions are mine alone. 🏳️🌈
JJW @jjw.wtf dislikes typewriters
John Carl Baker @johncarlbaker.bsky.social foreign policy, international peace and security, nuclear weapons, antiquity
Words: Nation, Bulletin of the Atomic Scientists, NK News, US Institute of Peace, New Republic, elsewhere
seniores tollunt omnia
Tonstadt Lagerplatz @tonstadtlagerplatz.bsky.social Interested in railways, railway modelling, model railroads, travel, rail travel, food, beer.
Used to model 1940s LMS themed OO gauge, now starting again with an O gauge shunting layout, set somewhere in 1970s Nordrhein-Westfalen.
John Ridge 🇺🇸🇺🇦🇹🇼 @johnridge.bsky.social Physics | Weapons Systems | National Security | Foreign Policy | Arms Exports | Security Assistance | Tochnyi Contributor | Donate to Liberty Ukraine Foundation
Will Stancil @whstancil.bsky.social Minnesota guy.
"This particular activist will not stop." Sen. Chris Murphy
World Bollard Association™️ @worldbollardassoc.bsky.social The official Bluesky account of the World Bollard Association™️. MERCH STORE - https://worldbollardassociation.team-togs.com/shop/storeorderform.php
Don Moynihan @donmoyn.bsky.social Policy Professor, Ford School, University of Michigan.
Irish immigrant. Administrative burdens guy.
Free newsletter, Can We Still Govern?: https://donmoynihan.substack.com
PowerPoint Ranger @powerpointranger.bsky.social Naval officer, forever staffer nerding out on geopolitics and the Indo-Pacific with a focus on the Korean Peninsula.
#MilSky
Cyclist. Hiker. Cat dad. Detroit sports fan.
Thoughts my own, don’t represent DoD, etc.
National Weather Service @nws.noaa.gov Official Bluesky account for NOAA's National Weather Service.
Military Unintelligence Expert 🇨🇦 @voltageanddoltage.bsky.social Defense, Technology, Tabletop Games, and hopefully not being annexed. Utilities Enjoyer and former Army Jimmy.
The Weekday @professormusgrave.bsky.social Professor of political science. Willing expat becoming an unwilling emigre. Essentially millennial, analytically millenarian. https://musgrave.substack.com
Gareth Dennis @garethdennis.uk Rail engineer and writer. Hosts @railnatter.uk and @trainsatlantic.uk. HOW THE RAILWAYS WILL FIX THE FUTURE (https://bit.ly/HowTheRailways) available everywhere. He/him.
Chaucer Doth Tweet @levostregc.bsky.social Geoffrey Chaucer (Le Vostre GC): Servaunt of the Kynge. Blogger. Wryter of verse. Wearer of litel woolen hatte. Deputy Forestere of North Petherton. He/hym/hys.
Will Quinn @willquinnart.bsky.social librarian and illustrator.
will post later, too sleepy
My shop: https://www.willquinnart.com/shop/prints
Loren Grush @lorengrush.bsky.social Space reporter at @bloomberg.com covering NASA, commercial space, and the cosmos | Send tips: LGrush@bloomberg.net | Signal username: lorengrush.56 | Buy my book! https://www.simonandschuster.com/books/The-Six/Loren-Grush/9781982172817
Whatismoo @whatismoo.bsky.social Transatlantic Doctoral Student covering the Cold War to the present.
Logo adapted from that of the Soviet Army Studies Office
brasidas @brasidas.bsky.social Not Laconic
Anatoly Zak @anatolyzak.bsky.social RussianSpaceWeb.com
John Ismay @johnismay.bsky.social Reporter, The New York Times. Former U.S. Navy EOD & Iraq vet. Reach me securely via Signal at: johnismay.01 or by email at: john.ismay@nytimes.com
Colin Zwirko @colinzwirko.bsky.social Analyst at NK News / NK Pro, investigations and analysis about North Korea and satellite imagery, state media, military, Kim family developments etc.
https://www.nknews.org/content_author/colin-zwirko
old roadside pics @roadside.xor.blue i post public domain photographs from the john margolies roadside america archive in the library of congress. unaffiliated. built by @xor.blue
Sarah Andersen @sarahseeandersen.bsky.social No NFTs, No A.I.
linktr.ee/sarahcandersen
Grant W. Trent @grantwtrent.bsky.social Interested in all things nuclear or high voltage — our attendant histories of research and engineering.
Industrially hygienic.
All posts here do not represent my employer.
Smooth Dunk @smoothdunk2.bsky.social get ready for some bad drawings. he/him
Micro SF/F by O. Westin @microsff.com Very short science fiction/fantasy stories by O. Westin.
Please repost any you like.
Patreon: https://patreon.com/microsff
Ko-Fi: https://ko-fi.com/microsff
Books: https://microsff.com/books
Poorly Drawn Lines @poorlydrawnlines.bsky.social Comics by Reza Farazmand (official account!)
War and Peas 🧿 @warandpeas.bsky.social 🌹 Comics by Elizabeth Pich & Jonathan Kunz 🌹
Patreon: https://www.patreon.com/warandpeas
All Links: https://warandpeas.start.page
Shop: https://warandpeas.com/shop/
Rural Indexing Project @ruralindexing.bsky.social Buildings, signs, and symbols collected by keyword. Original photographic documentation since 2010.
Chicago, IL — www.ruralindexingproject.com
Brian Finucane @bcfinucane.bsky.social Senior Adviser, US Program, International Crisis Group. Editor at Just Security. Non-Resident Senior Fellow at Reiss Center on Law and Security at NYU Law. Ex State Dept Lawyer. War Powers| Use of Force| Counterterrorism| Law of War| War Crimes| Arms Sales
outsidewolves @outsidewolves.bsky.social Artist
PNW
Dan Kaszeta FRHistS @dankaszeta.bsky.social 🇬🇧 London-based. 🇺🇸/🇬🇧 dual citizen. CBRN expert. Freeman of the City of London. Liveryman. "Legal Juggernaut". Anglican. Ex Verger. Author. Fellow of the Royal Historical Society. Scourge of llamas. Former US Army. Former USSS. #NAFO Fella
Darth Putin @darthputinkgb.bsky.social Czar for life of all Russians. Master Strategist. Tea connoisseur. Author. Window installer. Wanted in 123 countries. Parody, apparently.
milo edwards @miloedwards.bsky.social comedian, podcaster + writer | hosts: Trashfuture, Masters of Our Domain, Glue Factory|
come see me live:
www.linktr.ee/milo_edwards
Threatening Music Notation @musicnotation.bsky.social Cataloguing threatening music notation.
Reposting from the original account.
soonergrunt @soonergrunt.bsky.social Remember this: Try
Nicole Grajewski @nicolegrajewski.bsky.social Assistant Professor at Sciences Po CERI | Associate with Harvard’s Managing the Atom | working on nuclear issues involving Russia and Iran | author of Russia and Iran: Partners in Defiance from Syria to Ukraine (OUP/Hurst)
David, just David @coldwarhost.bsky.social Host of the Cold War Channel in YouTube. Independent Historian 20th Century, military, and Soviet and Post-Soviet spaces. Lifetime Spurs sufferer/supporter. He/him
History exists in shades of grey and yet so many seek only black or white
U.S. Consumer Product Safety Commission @cpsc.gov Your U.S. Consumer Product Safety Commission. Product safety info, data, and recalls. Standing for safety since 1972. Official account of the USCPSC. HQ: Bethesda, MD.
Subscribe for recall emails on CPSC.gov.
Report unsafe products on SaferProducts.gov
Bleddyn Bowen @bleddb.bsky.social Associate Professor of Astropolitics | Space warfare | Own views
Books: Original Sin http://bit.ly/3JYbcIe ; War in Space http://bit.ly/34Stplv 🏴🏳️🌈 🚀🛰
Web: https://tinyurl.com/p9pt8n9n
“He doesn’t see the stars - just the vast dark spaces in between.”
public health guy @publichealthguy1.bsky.social personal account. past: tfgh, cdc, emory. interests: health policy, law, & politics, global health. big fan of: human rights, vaccines, abiding no hatred. shares/likes ≠ endorsements. he/his/him.
Pride Ott 🦦 🏳️🌈🏳️⚧️ @hikoukihikouki9.bsky.social 26 | He/Him | San Diegan | Rugby, language learning, transit | Otter in the furry sense and the gay sense | Aspiring RN
Dr Ian J Stewart @ian-j-stewart.bsky.social 🏴🇬🇧ExecDir James Martin Center for Nonproliferation Studies DC @miis Past @DefenceHQ, @warstudies. Nonpro, emerging tech, China. Nuc engineer. Phd War Studies. http://nonproarchive.com
Kasey Kagawa @punkey.org He/Him. Tech and Privacy Attorney. Former 25A. Expect baseball nonsense, hockey nonsense, tech/games nonsense, military nonsense, politics nonsense. https://kaseykagawa.smugmug.com
John Sipher @johnsipher.bsky.social Former CIA clandestine service. Spycraft Entertainment, Atlantic Council, NAFO. Host of Mission implausible podcast. Friend of dogs everywhere. Jimothy welcome here!
GOLIKEHELLMACHINE @golikehellmachine.com anarchist warlord arbitration consultant. drummer in tragic lovers. writes WORK IS FOUR LETTERS, poster emeritus for NORMAL MEN. don't be a dick.
https://golikehellmachine.com
https://tragiclovers.bandcamp.com
@thinkingbayonet.bsky.social @thinkingbayonet.bsky.social Not an official account of anything or anyone other than a guy who never learned when to shut his mouth.
You'll Never Walk Alone.
wint @dril.bsky.social Never Bullshit
I challenge any and every one who wants to kick my ass to a debate .
https://www.patreon.com/dril
https://www.instagram.com/dril
https://linktr.ee/drilreal
John R. Roby @byjohnrroby.bsky.social Recovering journalist. I drive big trucks now.
Emil Kastehelmi @emilkastehelmi.bsky.social Military analyst, military history expert. Co-founder of Black Bird Group. Focusing on Ukraine, Russia and northern Europe.
Contact:
+358 407388158
emil.kastehelmi@gmail.com
Tegan 🏳️⚧️ @spitfire.bsky.social I make tiny trains.
Follower of the Iron Horse and spawn of a Chaos God.
Discord-Spitfire2865 | 31 | (They/She/It)
Alt @spitfire-rambles.bsky.social
Feel free to DM.
LOWρUFO 🇺🇦🇵🇸🌍 @lowrhoufo.bsky.social Bi, Heat Transferer and Supercritical Fluid Enjoyer
Tech, culture, war, and war by other means
Supplying you with feelings via an efficient band
Ballistic missile maximalist
土法炼钢 manufacturing engineer
Sharon 🪳🌹 @sharonk.bsky.social political theologian at the ministry for the future (anglican - classical social democrat)
interests: classics, history, philosophy, conflict + IR, economics/economic history, foreign policy, climate change, E. Asia
Tom Gauld @tomgauld.bsky.social Cartoonist and Illustrator. My book of science cartoons, PHYSICS FOR CATS, is available now! www.tomgauld.com
Dreadnought Holiday @dreadships.bsky.social Snarky history. Hideous French battleships. Nautical nonsense. Always check the alt text.
Aaron Bateman @aaronbateman.bsky.social Assist. Prof. of History & Intl Affairs at George Washington U. | Book #1 : "Weapons in Space" | Book #2 "Wiring an Empire" (contracted w/ MIT Press)
ChrisO_wiki @chriso-wiki.bsky.social Independent military history author and researcher. If you find my writings interesting or useful, any tips are appreciated: http://ko-fi.com/chrisowiki 
The Questionable Authority @questauthority.bsky.social Father, Army Husband (Ret.), lawyer. KUSK alum; public servant. Litigation disaster tour guide. Odd Fellow (and odd fellow). Proud member of the terminally online community since 1993. he/him
Scandinavian101 @scandinavian101.bsky.social He/him | art sometimes
302.0
Grandiloquent Word of the Day @grandiloquentwords.bsky.social Fancy words, witty descriptions, and vintage illustrations to educate and entertain.
My Book!
https://wwnorton.com/books/9781682687994
Calendars!
https://grandiloquent-word-of-the-day-2026-calendars.backerkit.com/hosted_preorders
James Acton @nuclear-jim.bsky.social Co-director of the Nuclear Policy Program at the Carnegie Endowment For International Peace. I spend a lot of time thinking about nuclear weapons, advanced nonnuclear technology, and escalation.
Interurban Era @interurbanera.bsky.social I make chill scale modeling videos
+ Build custom model railroads for clients
https://lnk.bio/InterurbanEra
Alex Bollfrass @bollfrass.bsky.social Nuclear weapons and intelligence history.
Australian Spy Museum @aus-spymuseum.bsky.social Our mission - is collection, preservation, sharing and education on the history of espionage, and evolution of modern threats.
Our vision and goal - is to establish an independent and permanent museum home for our collection and educational programs.
Taylor Barnes @tkbarnes.bsky.social Field Reporter, @inkstickmedia.bsky.social. Equity Rises grantee, Ploughshares Fund. Atlanta.
Military-Industrial America newsletter: inkstick.substack.com/s/taylors-tips
Signal: tkbarnes.10
Ankit Panda @nktpnd.bsky.social Stanton Senior Fellow, Carnegie Endowment for International Peace; Author of ‘THE NEW NUCLEAR AGE’ (Polity) & ‘KIM JONG UN AND THE BOMB’ (Hurst/Oxford)
Subscribe to my newsletter (Nukesletter): https://panda.substack.com/
Max Kennerly @maxkennerly.bsky.social Nearly 20 years in court as a law-talking guy for plaintiffs, now a mix of stuff. Posts too much about politics.
email max@kennerlylaw.com
donoteat @donoteat.bsky.social i'm back bitches
podcasting @wtyppod.bsky.social- D Michael C. Dorf @dorfonlaw.bsky.social Cornell constitutional law professor and dilettante in many other fields. Vegan. Cyclist. Knicks fan. I mostly provide links to my work, especially my Verdict columns & blog posts (as well as those of my co-bloggers). I also occasionally post snark.
Nick Kodama @nickkodama.bsky.social PhD candidate at Georgetown | Researching nukes, IR, Japan, East Asia | Also posting photos of my cat and food.
The Society for Intelligence History @socintelhist.bsky.social 
Faine Greenwood @faineg.com civilian drone technology and GIS/spatial data consultant, journalist and writer, monitors small drones in the Ukraine war, humanitarian-aid adjacent, always annoying online. they/them pronouns. read my newsletter: https://little-flying-robots.ghost.io
Usili (Talia) 🏳️⚧️ @usili.bsky.social She/her. Jewish. Trans. Fan of spaceflight, railroads, model railroads, etc. Feel free to send me book recommendations and such, and happy to send them as well. Cincy.
💉 10/1/25
On occasion, will talk or post 18+ things.
⌬ In my MoonMoon Era ⌬ @phobosdeimos.bsky.social Mostly just random, but on occasion have been known to wax poetic/get super nerdy about: CBRN/CWMD, nuclear weapons, deterrence, etc.