Aaron Rupar @atrupar.com Independent journalist, SnapStream brand ambassador, and publisher of the Public Notice newsletter https://www.publicnotice.co/subscribe
CanberraDSN 📡 @canberradsn.bsky.social Part of NASA's Deep Space Network , providing two-way contact with dozens of robotic spacecraft exploring the Solar System and beyond. All skeets are our own and not those of NASA, JPL or CSIRO.
Dr. Raphael Marschall @spacemarschall.net Associate Professor of Experimental Physics at the @unibe.ch
Co-I of ESA's Comet Interceptor, collaborator on NASA's Lucy and ESA's Rosetta missions.
www.spaceMarschall.net
(he/him)🇨🇭🇺🇸🇫🇷
#asteroids #comets #protoplanetarydisks #planetaryScience 🧪🔭🚀🛰️☄️
Count Binface @countbinface.bsky.social Space politician. ‘’Face of the Establishment’. Sane.
Seismology Research Centre @earthquakes.au Earthquake Observatory in Melbourne, Australia, monitoring events in the southeastern states. Seismograph manufacturer.
Media contact: @SeisLOLogist
Celeste Ng @pronounced-ing.bsky.social Fiction writer (EVERYTHING I NEVER TOLD YOU, LITTLE FIRES EVERYWHERE, OUR MISSING HEARTS). Science nerd, ex-Clevelander, embarrassingly sincere. Blue canary in the outlet by the light switch who watches over you. she/her. www.celesteng.com
Robert Reich @rbreich.bsky.social Berkeley professor, former Secretary of Labor. Co-founder of @inequalitymedia.bsky.social and @imcivicaction.bsky.social.
Substack: http://robertreich.substack.com
Buy my new book: https://sites.prh.com/reich
Visit my website: https://rbreich.com/
the-astro-stud @the-astro-stud.bsky.social 🌌 Cosmology PhD student • Writer
📩 inquiries@theastrostud.com
✨ Stay stellar, homies ✌🏾
Terrible Maps @terriblemapshq.bsky.social The home of terrible maps with a pinch of humour
terriblemaps@gmail.com
ESA auf Deutsch @de.esa.int Hier teilt die Europäische Weltraumorganisation (ESA) Neuigkeiten in deutscher Sprache.
Mayor Zohran Kwame Mamdani @mayor.nyc.gov Fighting every day to deliver a city that working New Yorkers can actually afford. Mayor of New York City.
Planetary Research Blog @blog.planetary-research.org Supporting the dissemination of scientific research in planetary science. https://blog.planetary-research.org
N. K. Jemisin @nkjemisin.bsky.social Writer. She/her.
Jackie Clark @geojackjack.bsky.social Asst. Research Scientist at UMD, avgeek, gardener, parent & occasional rock licker. Will take strike & dip measurements for fun. Opinions expressed are solely my own.
Rob Larter @polarrobs.bsky.social Polar marine scientist. UK Science Lead in Science Coordination Office of International Thwaites Glacier Collaboration. Views are my own.
On Mastodon @PoLaRobs@fediscience.org
❄️ Emma Pearce ❄️ @emmapearce.bsky.social Geophysicist and Glaciologist at British Antarctic Survey
Dr of Ice 👩🏼💻
Working in and studying Antarctica. ❄️
John Rogers @johnrogers.bsky.social TV, comics and film writer. LEVERAGE, JACKIE CHAN ADVENTURES, BLUE BEETLE, MARRY ME, a couple other things. Free newsletter of reviews, recommendations, and general oddities at https://buttondown.email/kungfumonkey
CNN @cnn.com Asking the hard questions and bringing unique perspectives from across the globe. This is CNN.
Blue Marble Space @bluemarblespace.bsky.social We are an international community engaged in building a sustainable future and nurturing scientific interest among the public. Our mission is to explore life as a universal phenomenon and empower the next generation of scientists.
Mariam Naseem @spacenaseem.bsky.social 🌟#SPACE for ALL 🚀
🪐Planetary Geo PhD @univofmaryland
🧬SciComm scholar @bluemarblespace
👩🏼🚀Aspiring Spacewalker
👩✈️Pilot
Dr. Szilárd Gyalay 🪐 @szilardgyalay.com Follow my adventures as a planetary scientist! At SETI/NASA Ames. UCSC & UCLA alum. Time Person of the Year 2006. He/him/ő. Views are my own.
Nature Astronomy @natastron.nature.com A Nature journal dedicated to presenting the very best research across the disciplines of astronomy, astrophysics, cosmology and planetary science.📡
www.nature.com/natastron
Nature Geoscience @natgeosci.nature.com A monthly journal aimed at collating top-quality research across the Earth and planetary sciences. Twitter/X: @NatureGeosci
Site notice: http://bit.ly/2oAyLi1 https://www.nature.com/ngeo/
Lunar and Planetary Institute @lpitoday.bsky.social Provides support services to NASA and the planetary science community and conducts planetary science research.
US Association of Polar Early Career Scientists (USAPECS) @usapecs.bsky.social The purpose of the group is to strengthen the professional collaboration between early career polar scientists.
Follow us on:
Website: https://www.usapecs.org/
Youtube: https://www.youtube.com/@usapecs
LinkedIn: https://www.linkedin.com/company/75859966
Polar Science Early Career Community Office @polarsecco.bsky.social ❄️ Empowering, elevating and supporting the vibrant early career community of the polar sciences. ❄️
https://linktr.ee/polarsecco
Caltech Seismological Laboratory @caltechseismo.bsky.social Caltech Seismological Laboratory | A focal point and source for earthquake science, discovery, and research in Southern California for over 100 years!
Sanne Cottaar @sannec.bsky.social Deep Earth Explorer, Dutch in UK
Australian Antarctic Program Partnership @antarctic.bsky.social To protect Antarctica and the Southern Ocean is to protect our future on this planet. In this critical decade for action, our science explores the role of the Antarctic region in the global climate system. Led by @utas.edu.au.
🔗 aappartnership.org.au
Whillans Ice Stream @whillansicestream.bsky.social Formerly "Ice Stream B" · Siple Coast is my home · I have cool (subglacial) lakes · Streamer
Woods Hole Oceanographic Institution @whoi.edu We're the world's largest independent non-profit dedicated to ocean research, exploration, and education. Join us!
Nature @nature.com Research, news, and commentary from Nature, the international science journal. For daily science news, get Nature Briefing: https://go.nature.com/get-Nature-Briefing
Stephen Hicks @seismo-steve.bsky.social Seismologist.
NERC Independent Research Fellow and Lecturer at University College London (UCL).
https://profiles.ucl.ac.uk/89579-stephen-hicks
SPECFEM @specfem.org Spectral-element method codes for computational seismology | specfem.org | Science & Technology | Earth, Moon & Mars 🌎
Computational Infrastructure for Geodynamics @ciggeodynamics.bsky.social We are a community-driven organization advancing Earth science by providing the infrastructure for the development and dissemination of software for geophysics and related fields.
Find us at geodynamics.org
The Geological Society @geolsoc.bsky.social The Geological Society of London is the oldest geological society in the world, and the UK's learned and professional body for Earth & Planetary scientists with ~12,000 members worldwide. www.geolsoc.org.uk
Univ. Bristol Volcanology Group @bristolvolcanology.bsky.social The Volcanology Research Group within University of Bristol, Dept of Earth Sciences.
Showcasing research highlights, achievements, and news from our group and the world of volcanology.
https://www.bristol.ac.uk/earthsciences/research/volcanology/
NOAA Climate.gov @climate.noaa.gov Toward a Climate-Smart Nation. The official NOAA account for Climate.gov hosted by the Climate Program Office. Follow for #climate news, #science, #data, resources, and more!
National Weather Service @nws.noaa.gov Official Bluesky account for NOAA's National Weather Service.
Doug Wiens @dougwiens.bsky.social Seismologist at Washington University in Saint Louis. Studies the structure and seismic sources of Antarctica. Uses ocean bottom seismographs to investigate subduction zones.
David Marquez @davidmarquez.bsky.social https://linktr.ee/Davidmarquezcomicart
Comic Creator. THE UNCHOSEN, Uncanny X-Men, Miles Morales, Iron Man, Batman: KillingTime, Batman/Superman, The Joyners in 3D, Sinister's Six
Nick Schmerr @lowvelocityzone.bsky.social If it shakes or quakes, let's visit it with seismometers!
Games and Stuff @gamesandstuffmd.bsky.social 🎲 The best place for tabletop gaming + cool stuff on the east coast!
💻 www.gamesandstuffonline.com
Labyrinth Games & Puzzles @labyrinthdc.bsky.social We're DC's premier destination for screen-free fun: board games, puzzles & more!
https://www.labyrinthdc.com/
Alexander Berne @enceladusdude.bsky.social Planetary Geophysicist at the University of Arizona | formerly at Caltech
Mostly working on the Moon and Enceladus.
alexcberne.com
Baltimore Orioles @orioles.com 
Bethan Davies @iceybethan.bsky.social Professor of Glaciology and glacial geology, Newcastle University, UK. Www.AntarcticGlaciers.org.
Editor, Quaternary Science Reviews.
IPCC WGI AR7 lead author.
Chair, UK Arctic-Antarctic Partnership.
She/hers 🏳️🌈🏳️⚧️
Alyssa Mills @alyssacmills96.bsky.social Planetary geophysicist | PhD candidate @ Baylor | Research: potential fields, geodynamics, ML, & chaos on mostly icy worlds but some dabbling on Venus | John Mather Nobel Scholar | x8 NASA intern | Clipper G/RS graduate affiliate
National Association of Science Writers (NASW) @sciencewriters.org Fighting for the free flow of science news since 1934. A 501(c)(6) professional membership organization.
💚 https://www.nasw.org
🎟️ https://www.sciencewriters2025.org
Woodgrainterrain @woodgrainterrain.bsky.social beautiful carvings of concentrated nature
data physicalization
maker of sawdust | commissions welcome
Store:
https://woodgrainterrain.com/
https://artisans.coop/pages/seller-profile/woodgrainterrain
Excelsior Comics and Games, Bristol @excelsiorbristol.bsky.social 🎲 Board Games & TCG
📕 Comics & Graphic Novels
📔 Manga & TTRPGs
☕️ Cafe & Gaming Space
Litterbox Comics @litterboxcomics.com It's weird being a parent. Here's a comic about it -except everyone is animals, because I hate drawing people.
https://lnk.bio/LitterboxComics
Staff and Branch @staffandbranch.bsky.social Artist who used to make wood and epoxy #dnd dice boxes. They were cool, I swear. Posts after 9pm will stray from topic. He/Him
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 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 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
Steve Vladeck @stevevladeck.bsky.social @ksvesq.bsky.social’s husband; father of daughters; professor @georgetownlaw.bsky.social; #SCOTUS nerd @CNN.com
Bio: www.law.georgetown.edu/faculty/stephen-i-vladeck
"One First" Supreme Court newsletter: stevevladeck.com
Book: tinyurl.com/shadowdocketpb
Oliver T Lord @olivertlord.bsky.social Head of Petrology, School of Earth Sciences, University of Bristol. Melts rocks with lasers for a living. Die hard England Cricket fan.
linktr.ee/olivertlord
Joe Renaud @spacetides.bsky.social NASA Ast. Research Scientist | U. Maryland | Studying tides on moons and #Exoplanets 🪐| Favorites: #SG1, 🍕,🍷,🍺,🏃♂️,🌶️ | He/him | Married to Jessica Teaford | Opinions my own
Julia Higgins @juleshiggs.bsky.social PhD student at the University of Bristol, classical receptionist and big fan of Dionysus 🍷
Flashes App 🌩️ @flashes.blue A photo viewing client for u from the creator of @skeetsapp.com & @bluescreen.blue
iOS: https://t1p.de/b3o4x
Android: Not available yet
❓ FAQS: https://t1p.de/24kj0
🐞 Bug Reports: https://t1p.de/phwii
💡 Feature Requests: https://t1p.de/8tmnc
Amy Rae Hill @amyraehill.bsky.social Ceramic painter bringing dramatic galactic moments to your dinner table. PNW. (she/her)
linktr.ee/amyraehill
Restock: TBD
European Space Agency @esa.int Elevating the future of Europe through space.
Please see our Privacy Notice: https://esa.int/connectwithus
Dr Alex Bond @thelabandfield.bsky.social Conservation, curator in charge of birbs, island hopper, runner, connoisseur of fine teas, biscuit fiend, v left, queer af, Erdős–Bacon = 8, he/him.
[🏳️🌈🇨🇦🐧 and some 🇦🇺🇵🇳]
📍 Tring & Milton Keynes, UK
https://linktr.ee/albnd
Kieron Gillen @kierongillen.bsky.social Words for sale.
Newsletter: https://buttondown.email/KieronGillen/
Comics: https://bindings.app/shelf/1FLv6kLb
Website: www.kierongillen.com
cassandra seltzer @rocksmusher.bsky.social semipro rock squisher - computational & experimental geophysics all over the solar system
currently: NSF-OPP postdoc @ ldeo/columbia/whoi
upcoming: alexander von humboldt postdoc @ DLR berlin
cassandraseltzer.wordpress.com
Paul Byrne @theplanetaryguy.com Associate Professor of Earth, Environmental, and Planetary Science at WashU • NASA Planetary Data System Geosciences Node Director • Explorers Club EC50 • eeps.washu.edu/people/paul-byrne • he/him
Ben Ireland @benirevolc.bsky.social Volcano Geodesy PhD student at Uni of Bristol Earth Sci 🌋🛰 Advisor for GeoTenerife 🇮🇨 | Keen MTBer 🚵 DM’s open-Get in touch! 💬 He/Him. Views my own
Posts-Volcanoes/La Palma/GIS/RS
New around here, getting to know the place :)
Twitter/X: @BensVolcanology
EarthScope Consortium @earthscope.org EarthScope Consortium supports transformative global geophysical research and education. Operator of the NSF National Geophysical Facility. #NSFfunded
Samuel J. Mitchell 🌋🌊 @smitchellscience.bsky.social 🌋 Volcanologist | Marine Scientist
🌎 Geoscience Communicator
🌊 Love of ocean science
🎙 Host of VolcaKnowledge podcast
🪨 Geology and penguins mostly...
https://linktr.ee/smitchell_science
Lucy Jones @drlucyjones.bsky.social Seismologist in Southern California. Viol player. Founder of Tempo: Music for Climate Action
@luke-wedmore.bsky.social @luke-wedmore.bsky.social 
Bluesky @bsky.app official Bluesky account (check username👆)
Bugs, feature requests, feedback: support@bsky.app
AGU (American Geophysical Union) @agu.org Official AGU: supporting 500k+ Earth & space science advocates.
🌏 🚀 🔬
Save the Date for #AGU26 in San Francisco, CA, 7-11 December, 2026.
Eos @eos.org Eos is a leading source for trustworthy news and perspectives about the Earth and space sciences and their impact. Published by the American Geophysical Union (@agu.org).
Rocky Worlds Meetings @rockyworlds.bsky.social Monthly online seminars on all topics related to rocky planets & #exoplanets from chemistry to geology to astrophysics ☄️🧪🔭🪐🌍🌟
Sign up & more info: https://rockyworlds.org
Watch previous talks: https://www.youtube.com/@rockyworlds
Matthew Mercer @matthewmercer.bsky.social Storyteller, VO Guy, Vincent Valentine, Minsc, Thirst Trap Ganondaddy, #TheLegendOfVoxMachina, CCO/DM of
Critical Role. I’m always tired. He/Him.
Science Magazine @science.org Cutting-edge research, news, commentary, and visuals from the Science family of journals. https://www.science.org
Altmetric @altmetric.com We measure the attention that research outputs receive from policy documents, mainstream news outlets, Wikipedia, social media and online reference managers. We detect sentiment of Bluesky/X posts.
Come for the attention to research. Stay for the memes.
David Grinspoon @drfunkyspoon.bsky.social Astrobiologist, Author, Musician. 👽🎸❤️🚀
Sagan Medalist, PEN winner, AAAS fellow.
Former Senior Scientist for Astrobiology Strategy at NASA.
There’s an asteroid named after me (22410 Grinspoon) which is better than having one with your name on it…
Steam @steampowered.com Steam, The Ultimate Online Game Platform.
For support: http://help.steampowered.com/en/
Kevin M. Gill @kevinmgill.bsky.social Engineer, data wrangler, and martian photographer at NASA-JPL, Los Angeles. Curiosity Rover ECAM PUL. Saturn native, commutes to Jupiter. USMC vet. Opinions are mine https://apoapsys.com
Dr. Laci Brock 🪐 @stellerarts.com ✨ science meets art
🔭 planetary astro PhD + artist
🎨 space-inspired paintings & sci comm
🪶 bird nerd • gamer • cloud watcher
⬇️ art shop, email list, contact
https://stellerarts.com/collections/minis
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
✨🇨🇦🏳️🌈✨
Rebecca Colquhoun @colquhoun.bsky.social Teaching Fellow in Geophysics and Quantitative Geoscience @ Imperial|DPhil in earthquake mechanics @ Oxford|Interested in (quantitative) geoscience education |Queer+ Disabled in STEM 🏳️🌈 |they/them
International Glaciological Society @igsoc.bsky.social ❄️ Official account of the International Glaciological Society. Discover the wonders of snow and ice with us! #Glaciology ❄️
igsoc.org
Amy Gilligan @seismoamy.bsky.social Lecturer in Geophysics at the University of Aberdeen, using seismology to find out how the Earth works || Hill runner || Knitter
AGU Seismology @aguseismology.bsky.social 🔗 connect.agu.org/seismology/home
British Antarctic Survey 🐧 @bas.ac.uk We're the UK's polar research institute 👋 Uncovering the secrets of Earth's frozen places, doing science for a sustainable planet.
Looking for a seriously remote job? https://bas.ac.uk/vacancies
Matt Pritchard @mattepritchard.bsky.social Professor of Earth Science at Cornell University: I study volcanoes, tectonics, glaciers and other planets. All views are my own. he/him
🦋 Bluesky Support 🦋 (unofficial) @bsky.support i dont work here but i will try to help
@antonybutch.bsky.social @antonybutch.bsky.social 
Christel van Eck @christelvaneck.bsky.social Assistant Professor at ASCoR, University of Amsterdam | Climate change communication, science communication, and polarization | 🌄🏞🌌🌇 
Josh Ettinger, PhD @joshettinger.bsky.social PhD from Oxford University's School of Geography and the Environment; post-doc with the Center for Climate Change Communication at George Mason University; currently based in Brussels
https://www.josh-ettinger.com/
Friederike Hendriks @hendriks.bsky.social she/her 🏳️🌈 • Science of Science Communication • Professor at Leibniz-IPN, Kiel Germany
Vicky Paints Space @vickypaintsspace.bsky.social Space Artist using genuine space dust.🌌
Occasional Astrophotographer.🔭✨️
📍England
VHSpaceArt.com- T TJ Young 楊敦然 @tjy511.bsky.social Lecturer in Physical Geography, University of St Andrews 🏴
Geospatial volunteer, MapAction 🛰
Former National Parks ranger 🇹🇼
The StoryGraph @thestorygraph.com An app for you to track your reading and choose your next book. Founded by @nodunayo.bsky.social. Built by her and @robfrelow.bsky.social. support@thestorygraph.com
Royal Astronomical Society @royalastrosoc.bsky.social www.ras.ac.uk
Jason Major @jpmajor.bsky.social I post cool pictures of stuff in space. (Everything is in space.)