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
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.
Doug Caldwell @dacmess.bsky.social Astronomer at the SETI Institute <> Exoplanets <> Data-Instrument interfaces <> dogs, cats, horses <> slow trail runner <> banjo?? <> he/him/his
Jim Cox @bisasquatch.bsky.social Just a Bi Sasquatch trying to do what I can to help the LGBTQ community which is my chosen community.
I am also interested in accessibility, assistive technology, and inclusive design for the disabled and elderly community with a focus on gaming.
Mark Miodownik @markmiodownik.bsky.social Materials scientist & engineer; Director of the UCL Institute of Making; Author of New York Times best selling book Stuff Matters and others; Occasional BBC TV/radio presenter.
Andrew Fraknoi @fraknoi.bsky.social Semi-retired astronomer, college professor, lead author of a free, open-source textbook (OpenStax Astronomy), and science fiction writer with 13 stories published so far. See fraknoi.com
Shannon “Entropy” Geary @shannongeary.bsky.social (They/thems)
Science Journalist, Producer for @bipisci.bsky.social 🎙️
@synthesisrpg.com personality hire 💅🏻
Comics Nerd, ttRPGer, funniest person you know 🏳️🌈🏳️⚧️👾✨
Check out my website! https://www.shannonrosegeary.com/
Astrobiology @astrobiology.bsky.social Astrobiology.com - Exploring the living universe since 1996. Life Looks For Life. Vita quaerit vitae.
Jwst Feed @jwstfeed.bsky.social James Webb - Everything That's Hot 🔥
jwstfeed.com
Buffer @buffer.com The social media management platform for scheduling, publishing & analytics across every major network. Plan your content calendar in one place. This account is managed by real humans. 💙
⬇️ buffer.com/bluesky
Mike Brown @plutokiller.com Astronomer, planet hunter, Pluto killer, bear whisperer, finger-wrapped dad. Dangerous secularist. Foot soldier in the War on Cars. He/him.
mikebrown.caltech.edu
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.
Ariel Waldman @arielwaldman.com Antarctic Explorer + Filmmaker.
📺 Creator + host of LIFE UNEARTHED on PBS
🚀 NatGeo Explorer + NASA advisor
🔬 Often filming tardigrades
🔗 https://arielwaldman.com
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.
Jennifer Ouellette @jenlucpiquant.bsky.social I cover science and culture at Ars Technica. Former science editor, Gizmodo. Ex-vangelical. Rodeo fan. Married to @seanmcarroll, servant to two cats: Ariel and Caliban. Baltimore, MD. She/her.
Lisa Ballard @basilleaf.bsky.social Web Dev. Free Palestine. She/Her.
Beth Johnson @planetarypan.bsky.social Planetary scientist, podcast host, cat wrangler. Communication specialist for the SETI Institute. planetarypan.medium.com #WomeninSTEM
Dr. Kiki @drkiki.bsky.social Longtime podcaster, science communicator, birdbrain expert, curious person trying to be kind & spread joy.
This Week in Science podcast (TWIS.org)
https://kirstensanford.com
Signal: If you know me, find me there. Let's talk.
Adam Savage @asavage.bsky.social Maker. Science Communicator. Connector. 
Sean Carroll @seanmcarroll.bsky.social Physics, philosophy, complexity. @jhuartssciences.bsky.social & @sfiscience.bsky.social. Host, #MindscapePodcast. Married to @jenlucpiquant.bsky.social.
Latest books: The Biggest Ideas in the Universe.
https://preposterousuniverse.com/
Astronomy Cast @astronomycast.com Take a facts-based journey through the cosmos and discover how we know what we know. With hosts Fraser Cain and Dr. Pamela Gay. Recorded live on YouTube.
Nadia Drake @nadiadrake.bsky.social Science journalist, champagneophile, nap champ. Currently freelance, formerly National Geographic. 🇱🇧🇺🇸🏳️🌈
Signal: nadiadrake.01
NPR @npr.org This is NPR 🎙️
Randall Munroe @xkcd.com 
Monterey Bay Aquarium @montereybayaquarium.org How do you do, fellow squids? 🌊 We're your frondly Aquarium with a mission to inspire conservation of the ocean. https://www.montereybayaquarium.org
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
Caleb Scharf @calebscharf.bsky.social Thinker, writer, sometimes both at the same time. Senior Scientist for Astrobiology at NASA Ames. Personal account, anything expressed here is my fault alone.
Space Telescope Science Institute @stsci.edu STScI is the Science Operations Center for Webb, Hubble, and Roman space telescopes, & Mission Operations Center for Webb. We help humanity explore the universe with advanced space telescopes and data archive. news.stsci.edu
Caltech @caltech.edu The California Institute of Technology aims to expand human knowledge and benefit society through research integrated with education.
California Academy of Sciences @calacademy.bsky.social Natural history museum, research institute, aquarium, planetarium, rainforest, & so much more — all under one living roof.
SETI Institute @setiinstitute.bsky.social Our mission is to lead humanity’s quest to understand the origins and prevalence of life and intelligence in the universe and share that knowledge.
Bluesky @bsky.app official Bluesky account (check username👆)
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