Matthew R Francis @bowlerhatscience.org Science writer, journalist, physicist, hat man, cat man, queer. Pfp by @makinaro.com . Signal: BowlerHatScience.51
Dr. Twila Moon @drtwilamoon.bsky.social Glaciologist & Deputy Lead Scientist @nsidc.bsky.social. Climate Science Engagement Lead @ciresceee.bsky.social. 2025 AGU Climate Comms Awardee. More at www.changingice.com. Views my own!
Science Explorer (SciX) @scixcommunity.bsky.social News and information for the Science Explorer (SciX) user community. Explore with us at SciXplorer.org
EGU Climate Division @egu-cl.bsky.social Official account of EGU Division on Climate: Past, Present & Future - @egu.eu 🌤️. Posts are written by the CL ECS Social Media team. Check out our Division homepage www.egu.eu/cl/. Contact us at ecs-cl@egu.eu.
High North News @highnorthnews.bsky.social International online bilingual newspaper located in Bodø, northern Norway. Together with our correspondents, we bring you news, analyses, and debate about politics and business in the Arctic.
NASAaarrr @nasaaarr.bsky.social Challenge the Embrace.
Not a NASA account. Not a real pirate either, but salty nonetheless.
Remote Sensing of Polar Regions, University of Bremen @polarbremen.bsky.social #Satellites #Science #SeaIce #ExtremeLatitudes.
Remote Sensing of Polar Regions at University of Bremen,
Institute of Environmental Physics (IUP).
https://seaice.uni-bremen.de
Ribana Roscher @ribana.bsky.social Professor of Machine Learning in Agriculture at University of Bonn
Working on Explainable ML🔍, Data-centric ML🐿️, Sustainable Agriculture🌾, Earth Observation Data Analysis🌍, and more...
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.
Miriam Goldstein @miriamgoldstein.bsky.social Ocean scientist turned federal policy wonk. Executive Director of the National Ocean Protection Coalition. Views my own, especially the salty ones. Maybe off hiatus? We'll see!
Gurdeep Pandher of the Yukon @gurdeep.ca In a world drowning in conflict and grief, we crave what keeps us alive: joy—our daily bread; hope—our living water; kindness—the roof over our souls.
U.S. Scientific Committee on Antarctic Research (US-SCAR) @usscar-antarctic.bsky.social US-SCAR is a focal point for U.S. participation in the Scientific Committee on Antarctic Research (SCAR). https://usscar.org/
Patrick McGovern @planetpatman.bsky.social Planetary Scientist, Husband, and Father. Was hockey player, now sedentary blimp. Board/strategy gamer with minimal playtime. Tsundoku Master. Opinions are mine alone.
Dr. Sarah Milkovich @milkysa.bsky.social Planetary Wanderer: public speaker, spacecraft engineer, scientist, artist, maker, mom. https://www.sarahmilkovich.com/
https://www.etsy.com/shop/windstoneandstars
Michele Bannister @astrokiwi.bsky.social Planetary astronomer @UCNZ: envisioning worlds from here and elsewhere, in a dark & glorious sky. Rutherford Discovery Fellow & Assoc. Professor. Asteroid (10463). Pākehā; she
Heidi B. Hammel @hbhammel.bsky.social planetary astronomer | nearly famous | jwst interdisciplinary scientist | looks just like an ordinary mom | oboist (thoughts expressed here are my own)
Chris Schaller @hicommander.bsky.social Software Developer, Planetary Image Research Lab, Lunar and Planetary Lab, University of Arizona - MRO/HiRISE • TGO/CaSSIS • Europa Clipper/EIS - he/him/his.
Steve Crawford @astrocrawford.bsky.social Astronomer wandering through time and space.
Likely to post about #Earth and #Space science especially #astronomy, Open Source Software, Open Science, and space. And hiking with our dog. Opinions are my own.
He/him.
Elizabeth Tasker @elizabethtasker.bsky.social UK astrophysicist and science communicator working at the Japan Aerospace Exploration Agency (JAXA). Author of 'The Planet Factory' and editor of ‘Planetary Diversity’. Very into space, virtual reality, computer graphics and rescue cats.
David Mimoun @moonnext.bsky.social Proud dad, Space Systems Prof U Toulouse- Mars Microphone @NasaPersevere Venus balloons #PlanetaryScience & SoCal addict. IHEDN 75e PolDef . Reserve Cit. AAE
Keith Smith @drkeithsmith.bsky.social PhD, occasional astronomer, talking head, science geek, cynic. Senior Editor at @Science.org, responsible for research papers in astronomy and planetary science. Views own, duh. Bio: https://www.science.org/content/author/keith-t-smith
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
Michael Battalio @battalio.com Research Scientist studying planetary climates
Peter Grindrod @petergrindrod.bsky.social Research Leader in Meteoritics & Planetary Science @NHM_London. Occasional cricket bat maker. he/him
Dr Lori-Ann Foley @lafoley.bsky.social PhD from Open University School of Planetary Sciences researching Mars's climate, focusing on Lyot Crater, after my Physics BSc. Previously did 3 degrees in Roman archaeology, one in languages and a law degree. Multinational upbringing. 🇯🇪🇨🇦🇩🇪
a rock or something @rockorsmth.bsky.social Planetary geologist (looking for a postdoc job) and part-time air ambulance pilot. Views are not my employers'. She/her.
Matthias M. M. Meier @matthiasmmmeier.com Meteorites, Museums, Mars, Mountains and many more things. Meteoriticist, Noble Gaser, Space Nerd, Family Man. Director of Naturmuseum St. Gallen, Switzerland. Posts in English and German. Private account.
🇨🇭🇸🇪🇲🇫🇪🇺🇺🇦 orcid.org/0000-0002-7179-4173
Tod Lauer @todlauer.bsky.social Extragalactic astronomer (black holes, galaxies, galaxy clusters, stellar pops) who also dabbles in planetary astronomy. Really, basically a pixel pusher.
Denis Sergeev @meteodenny.bsky.social Lecturer in Astrophysics at the University of Bristol. I use numerical models to study planetary climates. Views are my own. He/him.
https://dennissergeev.github.io
ORCiD: 0000-0001-8832-5288
Kaveh Pahlevan @kavehp.bsky.social Scientist. “We’re here to help each other get through this thing, whatever it is” -KV
Br. Robert Macke SJ @brbobmackesj.bsky.social Planetary Scientist/Maker/Meteorite Curator at Vatican Observatory
DISCLAIMER: Opinions expressed here are my own and do not necessarily represent the Vatican Observatory, the Jesuits, the Vatican, or the Catholic Church.
Ramana Sankar @rsankar.bsky.social Researcher at UC Berkeley Space Sciences Lab. Planetary scientist trying to figure out rain and snow on other planets. Hiking and road trip enthusiast. Bakes at 1am to destress.
Meg Schwamb @megschwamb.bsky.social Planetary scientist & astronomer at Queen’s University Belfast: KBOs, Planet Four(Mars), exoplanets (Planet Hunters NGTS) ,LSST SSSC co-chair. Opinions posted are my own. Pronouns: she/her
Alejandro Soto @soto.space Planetary scientist and aerospace engineer. He/him. https://www.alejandrosoto.net
My writing represents me alone and not my employer nor anyone else.
Dr. Adeene Denton @spacewhalerider.com Planetary scientist, earth + space science historian, dancer/choreographer, part-time community radio DJ. (they/she) 🏳️🌈
adeenedenton.com
Eryn Cangi, PhD @planetaryemc2.bsky.social planetary atmospheric scientist studying Mars, Venus, + @ CU Boulder. From PDX 💚 cats, plants, dnd, climate, outdoor stuff, Star Trek 🖖, bothering geologists about rocks, NPs geek
Dr Space Junk (Alice Gorman) @drspacejunk.bsky.social Space archaeologist | Global Expert Group for Sustainable Lunar Activity | Asteroid 551014 Gorman | Dr Space Junk vs the Universe. https://mitpress.mit.edu/9780262539654/dr-space-junk-vs-the-universe/ | Blog https://zoharesque.blogspot.com/
Victor Oyiboka @astrovictor.bsky.social Planetary Scientist & Astronomer. Physics PhD student at the University of Texas at Dallas. Interested in the study of Exoplanet Detection and Characterization
Kat Dapré @katdapre.bsky.social Icy seismologist at UMD with a special place in my heart for Enceladus | she/her
Jon Kay @jonpkay.bsky.social baseball nut, GIS, AI, sci-fi, running, fatherhood
Jason Perry @volcanopele.bsky.social Avid volcanic moon enjoyer, makes space images look nice
Libby Jackson @libbyjackson.com Head of Space, Science Museum.
Hossam Aly @astrohoss.bsky.social Astrophysics postdoc, currently at TU Delft🇳🇱. Planet Formation, Accretion Discs (especially misaligned and warped ones), Dust Evolution, Computational Astrophysics. Formerly Leicester🇬🇧, Milan🇮🇹, Lyon🇫🇷, and Heidelberg🇩🇪. Originally from 🇪🇬
Dr. Nick Attree @nickattree.eurosky.social Planetary scientist @iaacsic.bsky.social, working on @esa.int Rosetta & @cometinterceptor.bsky.social (Nucleus WG chair). Prev @TU-Braunschweig.de, @LAM, @QMUL, @physicsuol.bsky.social 🇬🇧🇪🇸🇪🇺
https://sites.google.com/view/nickattree
ORCID: 0000-0003-3344-6693
Larry R. Nittler 🚀🎹🌖☄️ @larrynittler.bsky.social Hermeochemist, Interstellar Dust Buster, and Cosmic Organist.
Professor @SESEASU
asteroid 5992
Opinions are my own.
pronouns: he/him/his
Rich Leveille @richleveille.bsky.social Earth and planetary scientist, explorer and educator. Non-traditional academic. Former Mars rover scientist. Skier. Guitarist.
Montreal, Canada.
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
Alex Innanen @transmartian.bsky.social knitter, gardener, planetary postdoc at York University
Head in the (martian) clouds
they/them 🏳️⚧️🏳️🌈
acinnanen.ca/
Ed Rivera-Valentín @planettreky.bsky.social Planetary Scientist & Trekker of Planets.
#LatinxInSTEM 🇵🇷 #LGBTQinSTEM 🏳️🌈.
My posts, my views.
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 🧪🔭🚀🛰️☄️
Anne Verbiscer @verbiscer.bsky.social Deputy Project Scientist on NASA's New Horizons mission. Participating Scientist on NASA's Lucy Mission. Minor Planet 9726.
dr. nick wagner (he/him) @geophyswags.bsky.social planetary geophysicist and geodesist | postdoc at Brown University | i make fake numbers match real numbers for a living
Beth Johnson @planetarypan.bsky.social Planetary scientist, podcast host, cat wrangler. Communication specialist for the SETI Institute. planetarypan.medium.com #WomeninSTEM
Michael Busch @michael-w-busch.bsky.social Planetary astronomer, studying piles of rock in space. Reader of books. Drinker of tea. He/him. This is a personal account. To bigotry no sanction.
Lucy Lim @lucylim.bsky.social Space rocks are my jam
Cynthia Phillips, PhD @planetcynthia.bsky.social Planetary geologist at NASA JPL. Europa is my favorite place in the solar system! Author of Astrophysics for Dummies https://www.amazon.com/Astrophysics-Dummies-Cynthia-Phillips/dp/1394235046/ and other books. Tweets are my own. She/her 🏳️🌈
Alessondra Springmann, PhD @sondy.com Cat herding, hiking, sewing, planetary science. Currently: Boulder, CO. formerly Tucson, AZ; Arecibo, PR; and a few other places. Asteroid radarist & healthcare advocate. she/they http://sonoranspace.org
Still masking!
Steve Desch @deschscoveries.bsky.social Professor of astrophysics / planetary science / meteoritics at Arizona State University.
Rachel Klima @pyroxena.bsky.social Planetary scientist, dark music lover, probably need some hobbies again some day. Mercury, Moon and Minerals ❤️❤️Opinions are my own and do not represent my employer.
Carolyn Porco @carolynporco.bsky.social Voyager & Cassini! AAS Carl Sagan Medal 2010. Asteroid Porco 7231. Inaugural NatGeo Eliza Scidmore Award. Living my best life.
If you like what you see here, signup for my newsletter on Substack!
https://carolynporco.substack.com/
Jasmine 🌌🔭 @astrojaz.bsky.social 🪐 utsa/swri physics grad student | ❄️ europa clipper grad affiliate | 🚀 nasa solar system ambassador
space news • photos • facts ↓ links
https://beacons.ai/astrojaz
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
Dan Berman @bermandc.bsky.social Planetary Scientist. Husband and father. Progressive. Sci-fi lover. Board gamer. I speak for the trees. 
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
Meenakshi Wadhwa @minwadhwa.bsky.social Director, Scripps Inst. Oceanography & Vice Chancellor, UC San Diego. Opinions are my own.
Mark Gurwell @markgurwell.bsky.social Full Endorser. Here for new music mostly, plus planets 'n moons, astronomy, beer. Find me moar places here https://linktr.ee/markgurwell
@gregastro.bsky.social @gregastro.bsky.social NASA geek, husband, dad of two amazing daughters, 🐈 dad, amateur astronomer, family historian, musician, feminist, huge 🏳️🌈 ally
@intrplnetsarah.bsky.social @intrplnetsarah.bsky.social Lunar geologist/artist. My posts are my own and may or may not reflect the opinions of my employer. #space #science #sciart
LDMay @ldmay.bsky.social Purveyor of space widgets and perpetual Martian.
Former hockey mom. Mostly on Threads.
Michael Person @mjperson.bsky.social MIT Planetary Astronomy and other stuff.
J.L. Galache @jlgalache.bsky.social Open Science, Space Resources, Asteroids, Entrepreneurship, Cycling, Pasta...
Dr. Dan / The Spectral Band @thespectralband.bsky.social Lunar Geologist
Drummer for A Troop of Echoes and Public Policy
Noisy bangers as D. Majestic and the Spectral Band
Dr. John P. Ortiz @johnportiz14.bsky.social Interested in Titan impacts, methane on Mars, Ocean Worlds, and fractures everywhere
Staff Scientist @ Los Alamos National Laboratory |
Hydrogeology | Planetary science | Fractures | Multiphase Flow & Transport |
Site: https://johnportiz14.github.io/
MaggieBeth @maggiebeth.space Former NASA postbac • still studying exoplanet atmospheres • UMaine Geology ‘24 • Gwen Stefani (the cat) fan account • my views ≠ NASA
📍Maine 🌲
maggiebeth.space
Jean-Luc Margot @jeanlucmargot.bsky.social Planetary astronomer 📡 🛰️ and UCLA professor. Interested in dynamics, geophysics, SETI 👽.
https://seti.ucla.edu/jlm
Steve Elardo @steve-elardo.com Professor at UF Geology. Florida Planets Lab PI and Moon-guy. Planetary Scientist, Magma-Maker, Dad, Miami Dolphins and Star Wars Fan. Scotch, Tiki, Titanic, LEGO, and Red Panda enthusiast. My views.
#FinsUp!
#PlanetaryScience
planets.geology.ufl.edu
@caricorrigan.bsky.social @caricorrigan.bsky.social 
Dr. Angela Stickle @schmemela.bsky.social Rocket ship enthusiast, pizza connoisseur, I like to study holes in the ground, avid lover of all things pumpkin (except PSL) and Christmas trees
Andrew Steffl @steffl.bsky.social Planetary scientist, husband, dad, walker of dogs, cook, asteroid (6814)… he/him
Neeraja Chinchalkar @neerajac.bsky.social 🌌🔭
Western University grad 🇨🇦
Auburn University grad
🌕🚀. Planetary Geologist💫🪐🌎. Zircons. Impact Craters☄️🌠 #womaninSTEM
Dr. Caitlin Ahrens @ahrensscience.bsky.social Planetary scientist, lunar exploration and sustainability policy. Lunar architecture and risk analysis nerd! UMD-CRESST-II Asst. Research Scientist at NASA GSFC. Science Outreach! Ten Outstanding Young Americans 2018. WVU alum. Views are my own.
James Roberts @j-r0b.bsky.social 
Michael Wong @miquai.bsky.social Planetary scientist by day 🪐 podcaster by night 🎙 photographer at all times 📷 philosopher in my dreams 💭 https://miquai.myportfolio.com/
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.
Morlock @morlock.bsky.social Colorado artist
A. Morlok @morlok.bsky.social Studies stuff from space for food & shelter. Team BepiColombo.
Romain Tartese @romiche29.bsky.social Planetary geology and geochemistry - Working on volatiles in the Solar System and early life on the Earth. 2021 international SpOOns champion 🏆
Georgia E. Brown @astrobiologee.bsky.social PhD - Space governance and Astrobiology ✨🪐🛰️ (@northumbriauni 🇬🇧)
Intrigued by the potential of life beyond the cosmic coastline and legal implications 👩🚀👽🛸
Agata Rożek @agastro.bsky.social Astronomer looking at chunks of metal and rock in space. Currently at Royal Observatory Edinburgh. PhD. she/her. Asteroid 63440
Stephanie Jarmak @sjarmak.bsky.social Planetary Science Project Scientist for NASA funded information retrieval system the Science Explorer (ADS/SciX). JWST observations, mission design and remote sensing, numerical modeling, AI/ML and information science. I LOVE DATA 🤩
https://sjarmak.com
barbylon @barbylon.bsky.social Principal Instigator. Category 1 mind, Category 4 attitude. 🧪🔭🚀
Gabriel Eggers @gabeeggers.bsky.social Upjumped farmboy from Missouri. Visiting Professor at Wesleyan University interested in volcanism of Venus, Earth, Mars, etc. #FirstGen. Do good recklessly. He/Him.
Tasha Dunn (she/her) @tashaldunn.bsky.social Associate Professor at Colby College Waterville, Maine; member of the Meteoritical Society; dog-mom (cats too). I study rocks from space, but only the primitive ones. I mostly post about my pets, politics, and TV shows. My opinions are my own.
Lord Dover @lorddover.com Astronomer working on space surveillance & tracking 🛰️🔭
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…
Kimberly Ennico Smith @kennicosmith.bsky.social Scientist (NASA, retired). Fueled by tea. Inspired by many. We can solve our planet's problems as part of space exploration. Views my own. Minor planet 154587. #KeepCalmScienceOn #AdAstra #DareMightyThings #SecondStarToTheRightAndStraightOnTillMorning
Chandra (tckb) @moonandbeyond.blog 🇩🇪 | 🇮🇳 Bharat ; I'm an independent researcher with a deep interest and passion for Planetary sciences/GIS #NASA #ISRO #Moon #SpaceTech blog @ https://moonandbeyond.blog
Currently building OSS LoRa Groundstation VayuVani (https://vayuvani.com)
Sammy Hasler @sammyhasler.bsky.social interested in directly imaging exoplanets and studying solar system analogs • postdoc at STScI • thoughts and opinions my own
snhasler.github.io
💙🎨🪐🦑 Heather G🖖🏽☄️🦕💙 @astropoet.bsky.social Yes I really am all of those things.
Dave Blewett @planet-daveb.bsky.social Planetary scientist - mainly Moon, Mercury, asteroids. Opinions are my own and do not represent my employer or funding agencies. Namesake of asteroid 8997.