Jason Kerr @jjk129.bsky.social Independent researcher (UK) | cosmology + black holes | falsifiable ideas, not vibes | preprints + constraint summaries.
Lauren Mc Keown @spidrwoman.bsky.social Irish planetary scientist in Orlando researching surface processes on Mars and icy airless worlds. Assistant Professor and PI of the FROSTIE Lab at the University of Central Florida, Affiliate and previously at NASA JPL. https://www.laurenemckeown.com
HydrOrth Lab @hydrorth-lab.bsky.social Rene Orth's research group on Modeling Biogeochemical Systems & Hydrology-Biosphere-Climate Interactions @uni-freiburg.de
https://ecoclim.uni-freiburg.de/team/prof-dr-rene-orth
https://www.bgc-jena.mpg.de/en/bgi/hbci
Jordon Hemingway @jordonhemingway.bsky.social ETH Earth Science assistant prof. studying long-term C, O, and S cycle evolution using isotopes and biomarkers. Butcherer of the German language. 🇺🇲 in 🇨🇭 He/him.
Universität Freiburg @uni-freiburg.de Herzlich willkommen beim offiziellen Account der Albert-Ludwigs-Universität Freiburg.
Impressum: http://uni-freiburg.de/impressum
Datenschutz: https://uni-freiburg.de/datenschutzerklaerung
Adina Pusok @apusok.bsky.social Royal Society URF in Geodynamics at Oxford EarthSci 🌏💻 interested in mathematical models of the solid Earth 🌋
https://apusok.github.io
Alexander Berne @enceladusdude.bsky.social Planetary Geophysicist at the University of Arizona | formerly at Caltech
Mostly working on the Moon and Enceladus.
alexcberne.com
Elise Cutts @elisecutts.bsky.social Science journalist in Austria writing for Quanta, New Scientist, Scientific American, Science, and others. Signal: emc.7243623.
Get my newsletter about the forces that shape how research is done, shared, believed, and acted upon: www.reviewertoo.com
Brigit Bucher @brigitbucher.bsky.social 
Alberto Jiménez-Díaz @ajd-geosci.bsky.social Thermal and mechanical structure of the lithosphere and evolution of the terrestrial planets
@suesmrekar.bsky.social @suesmrekar.bsky.social PI For VERITAS, NASA orbiter to Venus
PLanetary geophysicist
Co-I Blue Ghost LISTER, Artemis V L-MAPS
Dr. Lonneke Roelofs @lonnekeroelofs.bsky.social Studying mass flows on Mars & Earth at Utrecht University.
Maureen Cohen @maureenjcohen.bsky.social Atmospheric & planetary scientist. Venus, exoplanets, Earth, Mars. Based in Edinburgh. @openuniversity.bsky.social
A. Sokołowska @sokolowska.bsky.social Im a physicist working in planetary science at Imperial.
Dr. Oguzcan Karagoz @okaragoz.bsky.social Planetary scientists working on faults and tectonic of planets.
@UniFreiburg
Jean-Luc Margot @jeanlucmargot.bsky.social Planetary astronomer 📡 🛰️ and UCLA professor. Interested in dynamics, geophysics, SETI 👽.
https://seti.ucla.edu/jlm
Allie North @alliecnorth.bsky.social Fulbright Research Grantee 2025-26
Baylor Geosciences BS ‘25
Katharina Schröer @katharinaschroeer.bsky.social TT-Prof at Uni Freiburg, head of Climate Geography Lab CliG. Climatology and impacts of extreme events. Severe convective weather and hail. Interested in climate across scales, Python & mountains. Mom of two. 💚🌎🐍👩🏼💻🌩️⛈️🏔️
Hope Jahren @realhopejahren.bsky.social The scientist formerly known as Lab Girl.
I write books: https://www.penguinrandomhouse.com/authors/2111914/hope-jahren/
Dr Val Finlayson @justsomeisotope.bsky.social UMD Assistant Research Scientist; views entirely mine. NSF-funded #saveNSF #saveNOAA. Isotopes, volcanoes, and Earth's mantle. Midwestern by birth, sort of all over these days. Sometimes at sea, learning the stories seamounts tell. she/they
Stephen Kane @exocytherean.bsky.social Planetary Astrophysicist at the University of California, Riverside. I like Venus. A lot. Exoplanets are also kinda cool.
Centre for Origin and Prevalence of Life (COPL) at ETH Zurich @copl-eth.bsky.social Interdisciplinary research and teaching on life in the Universe. Bringing together 40+ research groups across ETH Zurich & PSI to explore life’s origins, evolution, and existence beyond Earth. copl.ethz.ch- T Tao Yuan @taoyyy.bsky.social Graduate student, currently working on ice sheet, solid earth deformation, sea level change, interested in many things about geodynamics, earth, and modeling.
Universität Bern @unibe.ch Offizieller Kanal. News rund um die Uni Bern. Motto: Wissen schafft Wert. Universität Bern #unibern
Impressum: https://www.unibe.ch/impressum
Netiquette: https://www.unibe.ch/aktuell/soziale_medien/netiquette
European Space Agency @esa.int Elevating the future of Europe through space.
Please see our Privacy Notice: https://esa.int/connectwithus
Robin Wordsworth @rdword.bsky.social Physicist/planetary scientist/astrobiologist based at Harvard. Soccer dad in training. Social media native since 2024.
Mark Wieczorek @mrak.solarsystem.social Planetary geophysicist at the Institut de Physique du Globe de Paris (IPGP). https://mrak.solarsystem.social
🌉 bridged from ⁂ https://solarsystem.social/@mrak, follow @ap.brid.gy to interact
Dr Robin George Andrews @squigglyvolcano.bsky.social Award-Winning Science Journalist | Volcanology PhD | Stories in
NYT, SciAm, NatGeo, MIT Tech Review, Quanta etc | Author: SUPER VOLCANOES 🌋 and HOW TO KILL AN ASTEROID 🚀☄️💥☠️ | (20635) Robinandrews
Planetary Noiz @planetarynoiz.bsky.social Inyalowda
☿: MESSENGER UV || ♀: VfOx, DAVINCI, VERITAS, ENVISION || : ⊕ Aerobiosphere || ☽: Dielectric Breakdown || ♂: MCRN
Nerddoms: SciFi/Fantasy; D&D, Tabletop games, West Coast Swing
Redbubble: https://www.redbubble.com/people/iyzie/explore
Meenakshi Wadhwa @minwadhwa.bsky.social Director, Scripps Inst. Oceanography & Vice Chancellor, UC San Diego. Opinions are my own.
Shannon Stirone @shannonstirone.bsky.social Writer in nyc. Space nerd. Mars is a Hellhole. Bylines in NYT’s, The Atlantic, Wired, Esquire, Longreads, & others. Anti fascist. Opinions are mine. Climate by day.
signal: shannonstirone.78
https://natureofthings.substack.com/
shannonstirone.com
Cin-Ty Lee @cintylee.bsky.social geologist, critical minerals, geopolitics | Rice University | Princeton Field Guides to Flycatchers of North America | OM Systems | https://press.princeton.edu/our-authors/lee-cin-ty
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
Laurie Leshin @laurieofmars.bsky.social Space nerd, rock nerd, ed nerd, dog nerd, fiber nerd
Jyotirmoy Paul @geophyjo.bsky.social MSCA postdoc @Centre for Planetary Habitability (PHAB) UiO,
Cartophile, Traveler, Music
jyotirmoyp.github.io
Miki Nakajima @mikinakajima.bsky.social Associate Professor at the University of Rochester. Smashing planets in my computer is my hobby.
Max Planck Institute for Solar System Research @mpsgoettingen.bsky.social Max Planck Institute for Solar System Research: Cutting edge scientific research on our Sun, the planets and their moons, asteroids and comets.
Kevin T. Trinh @icymoonskevin.bsky.social Barr Postdoctoral Fellow at Caltech🦫
Planetary science + icy moons 🌕🧊🚀
https://www.kevintrinh.space/
Trond Torsvik @trond-torsvik.bsky.social Director Center for Planetary Habitability (PHAB) at the University of Oslo, Norway (and left X forever)
C. Thieulot @garfield26.bsky.social Assistant professor in Computational Geodynamics, Utrecht University. Also: bass player
Erika Kohler @xtrasolarkohler.bsky.social Planetary scientist. Loves all things hot. Venus is the best planet and I won’t apologize for it. Opinions my own. She/her
Elizabeth Eiden @elizabetheiden.bsky.social PhD from Cornell EAS where I used 🛰️ to study 🌋! Undergrad at Caltech GPS. ⛹️♀️🥾🚴♀️ she/her
Meriel J. Bittner @merielj3.bsky.social 🌊 Microbial Ecologist | Postdoc at the Technical University of Denmark | BioGeoSCAPES fellow | microbial interactions & oceanography👩🔬🧫 she/her
Andreas Christen @envmet.bsky.social Professor of Environmental Meteorology at University of Freiburg | Observing and modelling airflow, greenhouse gases, climate change in urban & forest systems. https://www.meteo.uni-freiburg.de/en/team/andreas-christen
Joe O'Rourke @geojgo.bsky.social Associate Professor in the School of Earth and Space Exploration at Arizona State University. Barnes & Noble Premium Member.
International Space Science Institute (ISSI) @issibern.ch The International Space Science Institute (ISSI) in Bern, Switzerland, is an institute of advanced studies where scientists from all over the world meet to discuss and publish about the most-pressing science topics.
Visit us on www.issibern.ch
Siem Rouwendaal @simonrouwendaal.bsky.social Organic geochemist, birdwatcher, runner
Dr James O'Donoghue 🪐 @interplanetary.bsky.social Planetary scientist, astronomer and science communicator 🪐. Formerly at JAXA, NASA, Boston Uni, and the Uni of Leicester. Now Associate Professor at @UniofReading. Forbes 8 Billion Under 8 Billion. Website: odonoghuespace.github.io
Tim Jesper Suhrhoff @climatejesper.bsky.social Geochemist @Yale | enhanced rock weathering | biochar | CDR 
Thorsten Becker @thwbecker.bsky.social Geophysicist at UT Austin working on the connections between planetary interior and surface systems. The physics of plate tectonics, from earthquakes to global mantle convection. Makes maps.
Steve Desch @deschscoveries.bsky.social Professor of astrophysics / planetary science / meteoritics at Arizona State University.
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.
Jonathan O'Callaghan @astrojonny.bsky.social Freelance space journalist. British Science Journalist of the Year 2024. Words in The New York Times, Scientific American, New Scientist, BBC, WIRED, + more.
Bangkok, Thailand
jdaoca@gmail.com
@astro_jonny on Twitter
https://www.jonathanocallaghan.com/
Lynn Carter @lynncarter.bsky.social Studying planets and moons at University of Arizona Lunar and Planetary Lab. Also cats, nature photography, and life around Tucson. #TeamRadar #BacktoVenus
Beth Johnson @planetarypan.bsky.social Planetary scientist, podcast host, cat wrangler. Communication specialist for the SETI Institute. planetarypan.medium.com #WomeninSTEM
Jason Perry @volcanopele.bsky.social Avid volcanic moon enjoyer, makes space images look nice
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…
Adriano Pimentel @adrianoazovolc.bsky.social Dad of twins • Azorean born • PhD in Volcanology • Research Associate at IVAR, University of the Azores • Interest in physical volcanology, igneous petrology, volcanic hazard, ocean island volcanoes
https://www.researchgate.net/profile/Adriano-Pimentel
Katrina Gelwick @gelwick.bsky.social Postdoc @ Utrecht University | rivers | mountains | geomorphology | geology | hydrology | biodiversity | tectonics | climate
UK Space Agency @ukspaceagency.bsky.social We boost UK prosperity, understand the Universe, and protect our planet and outer space. gov.uk/ukspaceagency.
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
Dr. Wendy Bohon @drwendyrocks.bsky.social Earthquake geologist 🧪⚒️ | Scicomm specialist 🎙️| Formerly USGS, IRIS, NASA | she/her | Views are mine | website: https://wendybohon.com/
“A delightful blend of scientific rigor and domestic chaos.”
Thomas Lecocq (seismotom) @seismotom.bsky.social Tech Curious | Open Science Junkie | Python Addict | Lic. Geologist | PhD in Sciences | Seismology & Geophysics | Science Catalyst
Nick Barber 🌋 @volcannick.bsky.social Asst Professor, geoscientist, volcanophile
magma, metals, and minerals 🌋🪨🛰️Philadelphian 🦅, father, husband. he/him. www.volcannick.com
Opinions my own
Javier Escartín @jescartin.bsky.social CNRS Scientist @ Ecole Normale Supérieure de Paris (Dept. of Geosciences). Marine geologist.
Mapping the seafloor - including with robots (autonomous and remotely-operated). Interested in tectonics, volcanism, hydrothermal activity... mostly under water.
Joanna Drążkowska @astrojoanna.bsky.social Astrophysicist ✨ Research Group Leader at MPS Göttingen 🇩🇪 Planet formation theory 🪐 she/her
https://www2.mps.mpg.de/homes/drazkowska/
Earth and Planetary Sciences at ETH Zurich @eth-eaps.bsky.social The Department of Earth and Planetary Sciences at ETH Zurich is one of the top Earth Science faculties and offers study programmes in Earth, Climate, and Space Sciences. https://eaps.ethz.ch/
Ben Fernando @spacequakes.bsky.social Mars/Moon/Titan/Ships
Allen Husker @ahusker.bsky.social Manager of the Southern California Seismic Network and
Research Professor at Caltech
Earthquakes, EEW, Moonquakes, Plate Tectonics, etc. Por cierto, trabajaba en la UNAM en México por mucho tiempo también.
Julian Rogger @julrogger.bsky.social Postdoc at University of Bristol
Paleoclimate and ecosystem dynamics 🌎
Indujaa Ganesh @iganache.bsky.social Planetary scientist interested in radar geophysics 📡 | Assistant Professor at Georgia Tech| she/her
Carolina B. López @cblopezlab.bsky.social Professor | the López lab studies how viruses interact with their host. We spend a lot of time thinking about non-standard viral genomes, henipaviruses and respiratory virus persistence. Lab website: www.lopezlab.org. Post do not represent my organization.
Michael Pons @michapons.bsky.social Geodynamics 🌎 | Global scale & subduction modeling 💻 | GFZ_Potsdam | co-editor of EGU GD blog
Franzi Keller @volcanofranzi.bsky.social SNSF postdocs mobility @Lehigh University
Volcanologist modeling the growth of large magma chambers || caldera cycles || volatile saturation in magmas 
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 🧪🔭🚀🛰️☄️
Frank Zwaan @geozwaan.bsky.social Enthusiastic structural geologist & tectonic modeller, currently doing numerical simulation of mantle exhumation and natural hydrogen (H2) generation at @unil.bsky.social (Switzerland).
Emma Chambers @echambersgeo.bsky.social Postdoctoral fellow at DIAS, Dublin. Seismologist, Geophysicist, Gardener and Cook. Particular interests in magma, joint inversion and geothermal energy.
Dr Jake Taylor @astrojake.bsky.social Astrophysicist at the University of Oxford. Researching the atmospheres of exoplanets.
David Gruber @antisophista.bsky.social Astrophysicist, Director at Museum of Nature South Tyrol and Planetarium South Tyrol. Named three exoplanets and one neutron star (Phobetor, Draugr, Poltergeist + Lich), Scientist 4 Future, Podfather @ischgleich und #mehralspulcini, Ultimate Frisbee Player
Sascha Brune @sasbrune.bsky.social Earth Sciences · Geodynamics · Modelling
GFZ Potsdam (@gfz.bsky.social)
Uni Potsdam (@geowpotsdam.bsky.social)
https://www.gfz-potsdam.de/en/staff/sascha.brune
Fabio Capitanio @fabiocapitanio.bsky.social geoscientist & bass walker || mente, malleo et computatio || planets & (sustainable) life
Christie Rowe @keepitrheol.bsky.social Director, @nevadaseismolab
Field geologist / earthquakes
Exec Ed for Community at Seismica, a researcher-run free journal (seismica.org)
Rita Parai @ritaparai.bsky.social Associate Professor at WashU | noble gas advocate | interests include rocks, tiny bolts, and monks who were mad at each other
Sanne Cottaar @sannec.bsky.social Deep Earth Explorer, Dutch in UK
Dr Alice Turner @alicerturner.bsky.social Postdoc at The University of Texas Institute for Geophysics studying moonquakes 🌙 and earthquakes (she/her).
European Geosciences Union (EGU) @egu.eu European Geosciences Union is the leading organisation supporting Earth, planetary & space science researchers in Europe. #EGU27 | 4–9 April 2027 | On-site & Online | Mon-Fri 10-17 CEST.
Paula Koelemeijer @seismokoel.bsky.social Seismological Earth explorer at Oxford Earth Sciences, Fellow at Exeter College. #womeninSTEM #AcademicMom. Views my own (she/her). https://users.ox.ac.uk/~univ4152/index.html
Michael Anenburg @manenbu.bsky.social I make fake rocks & minerals at high pressures & temperatures. Admirer of carbonatites, rare earths, and geological miscellanies. מיכאל.🐪✡️
Oliver Lamb @olamb245.bsky.social Volcanoes - Seismology - Acoustics
Earth Sciences New Zealand
Chloe Hill @chloehill.bsky.social Connecting scientists with policymakers, sharing #Science4Policy resources, and creating #SciPol initiatives!
EGU Policy Manager. Knowledge Broker.
Tasmanian living in Europe.
Ed Rivera-Valentín @planettreky.bsky.social Planetary Scientist & Trekker of Planets.
#LatinxInSTEM 🇵🇷 #LGBTQinSTEM 🏳️🌈.
My posts, my views.
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.
Taylor Bell @taylorbell275.bsky.social ESA/AURA Astronomer at STScI, working on exoplanet atmospheric characterization, MIRI, and time-series observations. Posts are my own and do not necessarily reflect the views of STScI, ESA, or AURA.
Passionate about hiking, camping, and canoeing.
He/him
Vicky Veritas @vickyveritas.bsky.social Born in the Anthropocene
Worked at the intersection of Geology and GIS
#Geosciences | #EarthScience | #Geology | #GIS | #Rocks | #TeamFluorite | #ScienceFiction | #Fantasy
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
Prof Dan Parsons @bedforms.bsky.social Dad to 3 & husband to @ParsnipsParsons 😍 Pro-Vice Chancellor @LboroUniversity. Prof Geosciences: floods, sediments, plastics, sustainable energy & net zero 🌍
Cyd Stumpel @cydstumpel.nl Teacher, speaker and Award Winning Freelance Creative Developer
Portfolio: https://cydstumpel.nl
Angel L @okling.bsky.social HongKonger • Seattleite • Christian • 🌎📷 Lover • 🏈⚽️ Addict • Once at UW, PNSN & LMU • Now at ETH & EGU Seismo • My Photos: #okangelphotography