Design & Data GmbH @designdatagmbh.bsky.social We provide creative content for space, science and technology.
Donal Brannigan @brannigand.bsky.social Engineer. Interested in Science, Technology and History.
From The Midlands but now Up North.
Was once startled by a cabbage.
Andy Saunders - Apollo Remastered @andysaunders-1.bsky.social Author of Sunday Times Bestseller, Apollo Remastered. Writer & imaging specialist - restoring humankind's finest moments, including Armstrong's first steps.
Gemini & Mercury Remastered coming soon...
https://linktr.ee/apolloremastered
Anusha @nush.bsky.social Chief Communications Officer @wikimedia promoting free knowledge for all. Past: @knightfdn, @UN. Love: great stories, globetrotting, food with soul. Opinions my own.
Peter R Hague @peterrhague.bsky.social 
The Interplanetary Podcast | UK | Space Exploration [Unofficial] @interplanetary.org.uk.web.brid.gy The Interplanetary Podcast. The Space Podcast putting the Ace back into Space. Top Expert Interviews from Rockets to Blackholes and everything in between.
🌉 bridged from 🌐 https://interplanetary.org.uk/: https://fed.brid.gy/web/interplanetary.org.uk
UK Astronomy & Space @ukastronomy.bsky.social 
SpaceStationAR UK @uk.ssar.hisa.dev SpaceStationAR is an augmented reality (AR) application for iOS and Android that helps you to find satellites in the night sky with the naked eye.
John Chinner @johnchinner.bsky.social Head of Outreach - Airbus Defence & Space UK. STEM Ambassador, Space Geek, Robot maker.
Opinions & hair = my own.
John Abatzoglou @climate-guy.bsky.social Tracking weather and climate and why they matter
climatologylab.org
Dr. Dawoon Jung @dirkpitt2050.bsky.social Lunar lander GNC engineer at KARI. Views are my own. ISU alum.
Dr. Serge Zaka @sergezaka.bsky.social CEO of AgroClimat2050 | PhD in agrometeorology | Vice-President & Stormchaser Infoclimat |
Conference / Speaker #agriculture #globalwarming
Leah Stokes @leahstokes.bsky.social Professor of climate + energy policy at UCSB. Alumni of MIT, Columbia and UToronto. Hosts "A Matter of Degrees" podcast. Cuts carbon pollution! Proudly 🇨🇦 Gardener 🌱 leahstokes.com; Newsletter: electricnotes.news
Brian Schatz @schatz.bsky.social United States Senator for Hawaii. Climate hawk. Chief Deputy Whip. 
Luisa Neubauer @luisaneubauer.bsky.social Climate activist, born 364ppm, based in Berlin
Prof. Stefan Rahmstorf @rahmstorf.bsky.social Climate scientist, professor of Physics of the Oceans in Potsdam. Dad. Opinions my own.
Born at 317 ppm CO2.
Ketan Joshi @ketanjoshi.co Hey, I'm a climate and energy writer / data analyst who focuses on corporate + govt accountability
Creator + curator of the Greensky feed: https://ketanjoshi.co/greensky/
Based in Oslo but write about US, Europe, Aus too - ketan.joshi85@gmail.com
David Ho @davidho.bsky.social Climate scientist; ocean carbon cycle and climate solutions. Professor @soest.hawaii.edu, University of Hawaiʻi at Mānoa; Visiting Faculty, Arizona State University. https://linktr.ee/david_ho
Amy Westervelt @amywestervelt.bsky.social Investigative climate reporter. Ida Tarbell stan. Run Drilled.media, contrib lots of places. Author "Brought To You By" @bloomsburybooksus.bsky.social. Pod: https://push.fm/fl/drilled. YT:@DrilledMedia. Signal: adubs.78.
ashley fairbanks @ziibiing.com asiniiwiikwe indizhinikaaz. anishinaabekwe in yanaguana. storyteller, comms nerd, & artist trying to shift power and build a just and sustainable world. fuck borders. land back. she/her/wiin.
molly taft @mollytaft.com disaster dyke on the apocalypse beat @wired.com . very tall with a very short dog. they/them. molly_taft@wired.com, signal: @mollytaft.99. mollytaft.com
Arkady Martine | Dr. AnnaLinden Weller @byzantienne.bsky.social speculative fiction (Teixcalaan series, ROSE/HOUSE), climate & energy policy (all statements my own), Byzantinist (nonpracticing but never not true).
unfortunately, I care about power lines now
she/her. halfway between Santa Fe and NYC.
Robinson Meyer @robinsonmeyer.bsky.social I’m the founding executive editor of Heatmap News, a contributing Opinion writer for The New York Times, and the cohost of the Shift Key podcast.
📍NYC
Özden Terli @terliwetter.bsky.social Ausgezeichneter Journalist. (DUH, medium-magazin, 2-fache Grimme Nominierung). Diplom-Meteorologe. Weather & Climate Presenter. Moderator. Speaker. Autor. Born: CO₂ 326 ppm. Fernmeldeanlagen-Elektroniker.
RP: nicht meine Meinung.
Zeke Hausfather @zekehausfather.com "A tireless chronicler and commentator on all things climate" -NYTimes.
Climate research lead @stripe, writer @CarbonBrief, scientist @BerkeleyEarth, IPCC AR7 lead author.
Website: https://zekehausfather.com/
Substack: https://www.theclimatebrink.com/
Michael Coren @mjcoren.bsky.social Washington Post climate advice columnist. Bring data. https://www.washingtonpost.com/people/michael-coren/
Daniel Swain @weatherwest.bsky.social Weather and climate scientist focused on extreme events like floods, droughts, & wildfires on a warming planet. www.weatherwest.com
Zack Labe @zacklabe.com Climate Scientist at @climatecentral.org | PhD | Passionate about improving science communication through data-driven stories | Harrisburg, PA | https://zacklabe.com/
Views, thoughts, and opinions expressed here are only my own.
Gareth Leake @garethleake.bsky.social I just want to bike, read, & enjoy coffee+pastries. Raccoon and pet enjoyer. Staff Software Engineer | F1 | Climate | Urban space + public transit | cats |✌🏻💙 | NYC | Married to @teasacura.bsky.social.
Katharine Hayhoe @katharinehayhoe.com climate scientist
posts 100% my own
🇨🇦 is my home
distinguished professor & chair, Texas Tech
chief scientist, The Nature Conservancy
board member, Smithsonian NMNH
advisor, Lawson Climate Inst UofT
alumna, UToronto and UIUC
author, Saving Us
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.
Dr. Elizabeth Sawin @bethsawin.bsky.social Director Multisolving Institute. She/her. Systems thinking, climate justice, and multisolving, with a sprinkle of gardens and the odd puns. @bethsawin on X
Green Orbit Digital @greenorbit.space 🌍 Empowering businesses to thrive sustainably on Earth and beyond 🚀 Partner with us for a brighter future. 🌟 #Sustainability #DigitalMarketing
Find out more at greenorbit.space
Neil Henty @neilhenty.bsky.social Editor, copywriter, page designer (magazines), copy editor:
Senior Content Editor, Atlantean Media & Sub-editor, British Archaeology Magazine (pt)
Matt Nicholas @mattnic.bsky.social #Archaeologist. European. Likes music, non-ferrous metallurgy & left(ish) politics. Personal account not associated with anywhere you think I might work. Also interested in #running, #cycling & #ActiveTravel
James @studiousbadger.bsky.social Stargazing vet from the Dark Satanic North. Once hit the stumps from the boundary aged 11, all down hill since then. Was in practice, now harping on about #OneHealth, transboundary infectious disease and whatnot 🇬🇧🇦🇺🇪🇺
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/
David K Smith @professor-dave.bsky.social York academic, chemist, gay widower, and (now) single adoptive Dad. Science, education, politics, life. Views personal. Award-winning food writer. (He/him) 🏳️🌈
Latest Cookbook: https://www.amazon.co.uk/dp/1739967038
Amelia Doran - Science Communicator @scicommelia.bsky.social She/Her | PhD candidate in #scicomm #socialjustice, making and creative play @ Northumbria and Life Science Centre | previous research on science capital | musings across ‘That’s Science’ podcast and the ‘scicomMelia’ blog scicomMelia.com | 🏳️🌈
Shaun O’Boyle @shaunoboyle.bsky.social Biologist working in science communication (research: community involvement; practice: art-science and podcasts). Big fan of The X-Files and Star Trek.
#QueerinSTEM (he/him) 🏳️🌈🏳️⚧️
Work: shaunoboyle.org
X-Files Podcast: heydannyitsmulder.com
Andrea Bettini @andreabettini.bsky.social Giornalista scientifico Rai
🚀 Scienza • Spazio • Tecnologia
🎙️ RaiNews24 • Futuro24
🌍 Il futuro, visto da vicino
Emma Hollen @emmahollen.bsky.social Science journalist, Podcast producer & host @Futura
Creator of INFRA, a podcast about sound (FR) 🎧
I eat books & drink science 💡 #SciComm
Ravenpuff with a PhD in curiosity 🦡 🦅 | Ally ✊🏻✊🏽✊🏿 | she / they 🏳️🌈
(@Emma_Hollen back on Twixter)
Mikko Kolkkala @xcsci.bsky.social Evolutionary biologist, geneticist, conservationist & teacher
💚 All extant & extinct life forms
💜 Modern physics & all science
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.
Raumfahrer.net @raumfahrer.bsky.social Nachrichten aus Raumfahrt & Astronomie. Von http://Raumfahrer.net und aus aller Welt.
Impressum: https://www.raumfahrer.net/impressum/
Spacekiwi Daniel Chrétien @spacekiwi.bsky.social Space reporter.
Espace & Exploration, Futura Sciences. 
Dr Andrew Salerno-Garthwaite FRGS @asgtypes.bsky.social Digital Editor, RUSI. Journalist. Photographer. Documentarian. Writer. Designer. Statistician. Past: FT, Condè Nast, GlobalData. Views are my own.
Dr Lucy Rogers @drlucyrogers.com Engineer.
Book: 'Up - A Scientist's Guide to the Magic Above Us'
I'm interested in connecting with those who build, explain, or bring ideas to life in unusual ways.
www.lucyrogers.com
https://uk.bookshop.org/shop/DrLucyRogers
Karl Urban @pikarl.bsky.social Wissenschaftsjournalist. Podcaster. Hobbyimker.
Hier nur zu Besuch. Zu Hause auf Mastodon: @pikarl@reporter.social
Verantwortlich für Mastodon-Server reporter.social. Wer braucht einen Invite-Code?
Hannah Sargeant @drhannahsarge.bsky.social Planetary Scientist/Space Resources/Space Nuclear Power. STEM outreach & education, ultimate frisbee & track and field. Army spouse.
https://hsargeant0.wixsite.com/drhannahsargeant
Insta: @Dr_Hannah_Sargeant
Mary Kerrigan @marykerrigan.bsky.social Sustainability on Earth and beyond 🌍🚀✨🌑💚
Research development @ TCD E3RI | prev: Planetary Scientist @ Western U | ISU alum | she/her
Christoph Müller-Girod @muellergirod.bsky.social Social Media Pioneer • Academic Instructor UDE + HMTMH • CEO of CMG Media. Providing digital marketing strategies and development solutions to progressive brands, cultural and government institutions for over a decade 🤳
www.cmgmedia.de 🇩🇪
Peter Mc Ardle @petermcardle.bsky.social Researcher and Developer at Czech Geological Survey. UCD, Uni. of Aberdeen, OU, Uni. of Manchester alumni. FGS, FRAS, FHEA. LGTBQ+ 🏳️🌈
Liem Bahneman @liem.bahneman.com Stay at home astronaut, photographer, graphic designer, aviation, geology, astronomy, rockhound, aurora chaser and weather enthusiast. Software Engineer by day. #vanlife
Astroland 🔭 @astrolandnl.bsky.social 
John Dehls @john.dehls.net Applying InSAR to landslides and other stuff at the Geological Survey of Norway (NGU). Opinions here are my own, not necessarily my employer's. 
Conor McKeever @conormckeever.bsky.social Oxfordshire, UK | he/him | 🏳️🌈 and 🐱🐱 |
Lapsed chemist, now working in science communication
🏳️⚧️🇵🇸
https://linktr.ee/conor.mckeever
Erik Laan @spacerik.bsky.social Space Industry Professional and Lecturer Applied Aerospace Engineering at the Inholland Space Lab in Delft, NL - regular co-host of the BNR Space Cowboys Podcast
Prof Stephen Serjeant @stephenserjeant.bsky.social Astronomy Prof at Open University. 26.2. #RejoinEU, £➡️€. Views not OU’s and often not even mine. He/him
🐘 https://mas.to/@stephenserjeant
🧵 https://www.threads.net/@prof.stephen.serjeant
ORCID 0000-0002-0517-7943 https://orcid.org/0000-0002-0517-7943
Leigh Fletcher @leighfletcher.bsky.social Planetary scientist, Dad-in-training, space enthusiast, Professor based at the University of Leicester
https://linktr.ee/leigh.fletcher
https://orcid.org/0000-0001-5834-9588
John Schwartz @jswatz.bsky.social UT Austin journalism professor; former NYT, WP. he/him. Galveston BOI. Born at 314.8 ppm CO2.
Eric Berger @sciguyspace.bsky.social Senior Space Editor, Ars Technica. Likes rockets. 
Bobak Ferdowsi @ferdowsi.bsky.social Spacecraft engineer
Business insider’s sexiest scientist of 2013
1553 is the best protocol, change my mind
Alexandra Witze @alexwitze.bsky.social Science journalist and correspondent for Nature (she/her). Opinions = my own. Reach me at alexwitze.01 (Signal), witzescience (@gmail.com), or awitze (@protonmail.com).
Alan Boyle @b0yle.bsky.social Science editor / GeekWire / Universe Today / Cosmic Log / Fiction Science podcast / The Case for Pluto
Asif Siddiqi @historyasif.bsky.social New Yorker. Historian of Science and Technology. Space. Music. Soviet History. Comics
Jeff Foust @jfoust.bsky.social Senior Staff Writer, SpaceNews. Tips? Email jfoust@spacenews.com or contact on Signal: jfoust.58.
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.
Michael Seeley @mseeley.net Photographer / Space nerd / Healthcare
Photos of stuff (rockets preferred)
We Report Space co-founder
Nat Geo contributor
President, Health First Foundation
Reposts / follows ≠ endorsement
More: https://linktr.ee/michaelseeley
Clara Moskowitz @clarakm.bsky.social Senior Editor at Scientific American, covering astronomy, physics and math. She/her 🏳️🌈
Emily Carney @emilycarney.bsky.social I am a spaceflight historian. I also write about current events, culture, and sometimes hockey. My opinions, views, and reflections are my own.
Justin Walsh @jstpwalsh.bsky.social Impossible archaeologist (space/Everest), space hab consultant, ancient Mediterranean, heritage | Prof at Chapman U | Fellow at USC | Explorers Club 50 | https://issarchaeology.org / http://brickmoonspace.com | He/him | Settler on unceded Tongva land (LA)
Michael Sheetz @michaelsheetz.bsky.social Firefly Director of Investor Relations | previously @CNBC
f/k/@ thesheetztweetz
Association of Space Explorers @aseastronauts.bsky.social Earth's first emissaries to the cosmos. Pioneering the path to space. Delivering the astronaut perspective.
Angela Lamont @techgirl.bsky.social Telling stories about science, tech and space
Presenter ▪️ Keynote Speaker ▪️ Conference Host/MC
Contact: hilary@hkmanagement.co.uk
http://angelalamont.com
https://www.youtube.com/@ItllNeverWork
#TechIsFunnierThanYouThink
Vishal Gulia @vishal.bsky.social Tennis Player 🎾 & Judoka 🥋
Yancy Scot Strickland @yancy.bsky.social Techie. Writer. Dad. I love learning, innovative technology, sustainable energy, music & other things that make the 🌎 spin. Thoughts/opinions/skeets shared here are mine & no one else’s…
Evan Stardust @roygbiv.bsky.social Space Cowboy and Mathematical theory explorer. 
Vincent Ledvina @vincentledvina.bsky.social 📷”The Aurora Guy”
🌌Space Physics Ph.D. student
📍North Pole, Alaska
🫂Participatory science, science comm.
🌀 Professional aurora chaser
👨💻Views my own
Saman @witchking.bsky.social Aerospace engineer specialized in flight dynamics & control 
Faine Greenwood @faineg.bsky.social 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
Nicholas Hunt-Walker @nhuntwalker.bsky.social Software engineer, teacher, Pythonista, Astronomer, Black guy, Father. Always looking to build and maintain dope shit.
Gareth L. Powell / G.L. Powell @garethlpowell.bsky.social Award-winning author. Writes science fiction as Gareth L Powell and horror and mystery as GL Powell. Reads voraciously. Repped by Lucienne Diver.
🔗 Mystery and Horror - https://www.glpowell.com
🔗 Science Fiction - https://www.garethlpowell.com
Michael Wise @wisespace.bsky.social Astronomer, Director General, SRON Netherlands Institute for Space Research
(He/Him)
John Wise @astroahura.bsky.social Astrophysics prof, CRA director, and proud alum of Georgia Tech. Fast cars and fast computers. ATLien and Southerner. Rotorhead and runner. Hapa.
Andy Rivkin @asrivkin.bsky.social Planetary Astronomer on #TeamAsteroid; Gedankenband member/guitarist; “Surprisingly nonchalant” according to Wired. He/him הנני 🌻
Work Output: https://scholar.google.com/citations?user=aGVsk3IAAAAJ
Play output: https://andyrivkin.bandcamp.com
Dr. Timothy Pickering @tepickering.bsky.social astronomer, telescope wrangler, grizzled pythonista, bluesky boomer
sanjana! @sanjanacurtis.bsky.social big fan of stars 💻✨🦫🏳️🌈
Jay 🦋 @jay.bsky.team Founder & Chief Innovation Officer @ Bluesky
Working on @attie.ai
🌱 🪴 🌳
Kellen Browning @kellen.bsky.social New York Times politics reporter. Survived the Tim Walz motorcade. Washed up tech reporter. #SacramentoProud 👑
Ariel Waldman @arielwaldman.com Antarctic Explorer + Filmmaker.
📺 Creator + host of LIFE UNEARTHED on PBS
🚀 NatGeo Explorer + NASA advisor
🔬 Often filming tardigrades
🔗 https://arielwaldman.com
David Blue @davidblue.bsky.social that Actor you know…
• SAG-AFTRA Board / Television Academy
• Acting Teacher & Personal Trainer
🔘 Food • Funny • Fitness 🔘
___
https://linktr.ee/david_blue
#Stargate #StarWars #NCIS #WoW #HenryDanger #UglyBetty #Twitch #TV #Film #Health
Kishore Hari @kishorehari.com Community organizer for science. Herder of nerds. Hockey lover. Thanos forever.
Glendon Mellow @flyingtrilobite.com Art in Awe of Science
🔸 glendonmellow.com
——
Art skeets
💀 #GlendonMellowArt
——
SciArt Feed - no gen AI, just human artists:
🐡 bsky.app/profile/flyingtrilobite.com/feed/aaadepeaxdboc
——
🦋 Elder # 18,744 | 12Apr23
☑️ Oct 2025
🚴🏼♂️ Cyclist 🇨🇦
🎨 BFA Hon
Alexandria Ocasio-Cortez @aoc.bsky.social Waitress turned Congresswoman for the Bronx and Queens. Grassroots elected, small-dollar supported. A better world is possible.
ocasiocortez.com
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.
Eli Dourado @elidourado.com On a sacred quest to increase the pace of economic growth at the Abundance Institute. On the side of the builders. tfp/acc 🚀
Alasdair Allan @alasdairallan.com Scientist, author, hacker, maker, and journalist. Writes, speaks, and builds. An accidental privacy advocate.
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.
🇵🇱✡️🇪🇬☪️
Mar Hicks @histoftech.bsky.social Historian of technology, occasional dad jokes.
www.marhicks.com