Julien Lamamy @spacecraftsmanship.bsky.social Working at ispace in Luxembourg, building lunar rovers and more. Opinions my own.
Mike Okuda @mikeokuda.bsky.social Graphic designer. Science fan. Space geek. Opinions & politics mine, not my employers'. Evidence matters. Resistance is not futile.
Steve Collins @longhairnasaguy.bsky.social a NASA/JPL guy, with long hair. Guidance and control engineer. steve.m.collins@gmai?.?om Opinions are my own
Emily Graslie @ehmee.bsky.social 🎥 Creator: The Brain Scoop 🦝 New videos! YouTube.com/thebrainscoop
🎥 Prehistoric Road Trip 🦕 PBS
🎨 Art / speaking / bio: www.emilygraslie.com
👩🏼💻 Updates: Patreon.com/emilygraslie
Ken Plume @kenplume.bsky.social I write, do interviews, host podcasts, produce, & other stuff.
AUTHOR:
Go Team Venture/The Art Of DuckTales
linktr.ee/kenplume
Jenna Busch-Henderson @jennabusch.bsky.social Travel, running, and entertainment journalist/writer 💻, running my 25th marathon in November 2026🏃♀️, chapter author for PsychGeek books 🧠, comic book author ⚡, https://www.tiktok.com/@running.after.comet 💫, Planetware.com 🌎, WeeViews.com 🏃♀️
Julie Benson @juliebenson.bsky.social Emmy-winning TV Writer/Producer
📺 TV 🎬 Film ✨ Animation 💥 Comics
Sharing stuff to help others navigate a career in Hollywood.
Writing and Whatnot ➡️ https://linktr.ee/juliebenson
Marc Evan Jackson @marcevanjackson.bsky.social Brooklyn 9-9 / The Good Place / A Man on the Inside / Lessons in Chemistry / Red One / Jumanji / Kong: Skull Island / The Baby-Sitters Club / 22 Jump Street / Parks & Recreation
Co-founder: The DetroitCreativityProject.org
Charles Whetsel @cwwhetsel.bsky.social 
Anne Wheaton @annewheaton.bsky.social Author, rescue pet advocate, wife, mom.
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.
Dr. Tanya Harrison @tanyaofmars.bsky.social “Very Respected Science Person” -NBC News
🔴 Former science operations for NASA Mars missions
🛰️ Current space sector strategist & author advocating for Earth
🌎 Based in Ottawa but often found on a train
✨🇨🇦🏳️🌈✨
Al Chen @icancallubetty.bsky.social Ad ares et retro
~20 years sending stuff to Mars…TBD years trying to bring stuff back
kate @kate.tv 🤍🌿🎮✈️
streamer | gaming + travel content - twitch.tv/kate
business: kate@clickmgmt.com.au
linktree.com/katetv
she/her
Roach @handle.invalid Marketable Catastrophe
Brennan Lee Mulligan @brennanleemulligan.bsky.social Please consider donating to the Palestine Children’s Relief Fund —> https://www.pcrf.net
Chanda Prescod-Weinstein 🌌 @chanda.blacksky.app Theoretical Astro/Physicist:
https://chanda.science
First book:
https://tinyurl.com/DisorderedCosmos
BUY MY NEW BOOK:
https://tinyurl.com/EdgeOfSpaceTime
Blog:
news.chanda.science
all Black/all Jewish. 🏳️🌈/agender/woman.
Posts by/for me🖖🏽
Technology Connections @techconnectify.bsky.social I'm that YouTuber who taught you how dishwashers work. Guess I'm tryin' out the whole Bluesky thing now.
he/him
https://www.youtube.com/technologyconnections
Jon Ostrower @jonostrower.com Endlessly fascinated by things in the sky. Editor-in-chief of @theaircurrent.com, co-host of @theairshowpodcast.com and co-founder of @yawmanflight.com. CNN, WSJ & Flightglobal alum. Standby for news...
Chris Geidner @chrisgeidner.bsky.social Subscribe to www.lawdork.com for SCOTUS and other legal news. / lawdorknews@gmail.com / Signal: crg.32 / About me: Sober. Queer. Bipolar. Theater. Buckeye. And, now, F1. (I'm as surprised as you are.) / He/him.
Bill Prady @billprady.com Co-creator of “The Big Bang Theory” and the upcoming "Stuart Fails to Save the Universe!" College dropout with an honorary doctorate (thanks Wayne State). Married to the amazing @jessicaqueller.bsky.social. Namesake of minor planet 8630 Billprady
Christina Wallace @cmwalla.bsky.social HBS entrepreneurship prof | human Venn diagram
Author, The Portfolio Life (‘23) & New to Big (‘19)
Entrepreneur | Musician | Broadway producer
www.christinawallace.com
Holly Amos @hollyamos22.bsky.social Consulting professional Trekspert (currently w/ Roddenberry; formerly w/ CBS) and organizer guru. She/her.
Sizemore @sizemore.bsky.social Award winning writer. Currently working with John Carpenter. New video series, There’s a Scene, coming soon.
Eric Holthaus @ericholthaus.com Meteorologist for REBUILD.US based in Minneapolis. Contributing climate journalist for The Guardian. Author of The Future Earth. Optimistic to a fault.
DM to contact me securely on Signal
Chris Westlake @westlake.bsky.social 
Mike McMahan @mikemcmahan.bsky.social Creator of Star Trek: Lower Decks, co creator of Solar Opposites and Golden Axe and Odd Jobs. My mom tells people I still write Rick & Morty.
John Scalzi @scalzi.com I enjoy pie.
Social Media FAQ: https://whatever.scalzi.com/2025/04/16/the-official-john-scalzi-social-media-faq/
Claire Willett @clairewillett.bsky.social Chaos Muppet. Raconteuse. The internet’s gay Catholic aunt. Playwright, novelist, arts journalist, grantwriter. Archbishop of Bluesky. Schism enthusiast. Never not thinking about Star Trek. Long threads, all caps, can’t lose.
Alex Winter @alexwinter.com Trans Rights are Human Rights.
alexwinter.com
Bonnie Burton ✍️ @bonniegrrl.bsky.social 👧🏻 WRITER: Books, Comics, TV, Games, Crafts, News & Podcasts. Clients: Lucasfilm, Disney, Microsoft, Penguin Random House, Hunt A Killer Games, CBS, NBC
👩🏻💻 https://linktr.ee/bonnieburton
Charlotte Moore-Lambert @charlottereads.com books, bugs, bolitics 🇵🇸 https://linktr.ee/cavatica
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
Kari Byron @karibyron.bsky.social Mythbuster, CrashTest Girl, National STEM Festival, EXPLR
Kishore Hari @kishorehari.com Community organizer for science. Herder of nerds. Hockey lover. Thanos forever.
Ariel Waldman @arielwaldman.com Antarctic Explorer + Filmmaker.
📺 Creator + host of LIFE UNEARTHED on PBS
🚀 NatGeo Explorer + NASA advisor
🔬 Often filming tardigrades
🔗 https://arielwaldman.com
Swapna Krishna @swapnakrishna.com space reporter. covering Artemis II for NatGeo.
occasionally: national geographic, engadget, fast company, wired, science friday, npr. links: http://bio.site/skrishna
also: Star Trek, Star Wars, knitting, books, parenting
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
Alexis Ohanian @alexisohanian.bsky.social 776
Dr. Lucian Walkowicz @notnotrocketscience.com Astronomer, movement artist, & educator based in Chicago 🛸 Founder, Not Not Rocket Science ✨Co-founder, the JustSpace Alliance 🚀they/them causing mayhem
notnotrocketscience.com
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
Jim Farley @jimfarley.bsky.social Ford CEO. Mustang and racing fan.
#NoBoringProducts
Jeff Foust @jfoust.bsky.social Senior Staff Writer, SpaceNews. Tips? Email jfoust@spacenews.com or contact on Signal: jfoust.58.
Celeste Labedz @celestelabedz.bsky.social environmental seismologist - doctor of glacier vibes - geoscience educator - she/her - opinions only my own - puns only my worst
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.
Robin Shostack @shostack.bsky.social Build. Lead. Perform. Turn the boldest ideas into reality. Inspired by space travel, wilderness, and my dog's ability to nap. 
Dr. Sarafina El-Badry Nance @starstrickensf.bsky.social Astrophysicist. Author of STARSTRUCK (PEN/E.O. Wilson Longlist, NCBA finalist, a Penguin Random House Common Read). 🧿🇪🇬 BRCA+ occasional model, fervent activist.
Adam Savage @asavage.bsky.social Maker. Science Communicator. Connector. 
Dr. Alex Parker @alexparker.bsky.social Exploration scientist, engineer, artist. Building things for space inspired by things in the sea, and things for the sea inspired by space. Discovered a few moons along the way. 
Percy the Mars Rover @percyrover.bsky.social Proud immigrant, social distancing on Mars, and serving up piping hot cafecito. Parody. Created by @richferro.com
Scott Maxwell @marsroverdriver.bsky.social On a small red light in the night sky lives hundreds of kg of thinking metal. I used to tell it what to do.
Poppy Northcutt @poppynorthcutt.bsky.social One-time rocket scientist, sometime lawyer, full time women’s right activist
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
Jeri Ryan (official account) @jerilryan.bsky.social Actress, mom, wife, foodie, gardener. Not necessarily in that order. Trying to make a better world for our kids. Star Trek: Picard. That’s CAPTAIN Seven to you. 🖖🏼😋❤️
luc is figuring it out ♻️🛰️ @lucriesbeck.bsky.social 🧠💭 Space, Climate, Tech, Justice. It could be better than this. he/they 
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
Shah Selbe @shahselbe.bsky.social Conservation Technologist and founder, @fieldkit.bsky.social (FieldKit.org) & Conservify. National Geographic Society Explorer. Fellow at New England Aquarium & PopTech. @intbirdrescue.bsky.social Board Member. @oshwassociation.bsky.social Board Alumni.
Erin Biba @erinbiba.bsky.social She/Her
Freelance Science Journalist. Fact Checker.
NatGeo, BBC, SciAm, NBC News, PopSci, WIRED, and others.
Hire me to fact check your book.
I post about Jewish stuff, disability, Star Trek, and The Buffalo Bills.
Jersey girl.
Sophia Gad-Nasr @astropartigirl.bsky.social I do cosmology and astroparticle theory. I pick apart the Universe to figure out how it works. Science Advisor. Dark Matter hunter.
🇵🇱✡️🇪🇬☪️
Reo Eveleth @reveleth.com "covers the strange and consequential with equal enthusiasm"
"I may be unable to discern the point, but it definitely made me read the whole thing"
reporter 〰️ writer 〰️ sculptor 〰 @coyotemedia.org calendar guy 〰️ they/them 〰 https://reveleth.com/
LeVar Burton @levarburton.bsky.social Kunta, Geordi, Reading Rainbow guy. Flies twice as high… #bydhttmwfi
Alder @alder.bsky.social The future is big enough for everyone.
Making the ability to manufacture, to make your ideas real, as common as running water at Itemfarm.
Talking to the wonderful people helping humanity explore the cosmos at Small Steps & Giant Leaps.