Kaveh Pahlevan @kavehp.bsky.social Scientist. “We’re here to help each other get through this thing, whatever it is” -KV
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.
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.
Tony Dunn @tony873004.bsky.social Orbit simulations of planets, comets, asteroids and other interesting stuff. Amateur astronomer. BA: Physics & Astronomy, SFSU.
Joe O'Rourke @geojgo.bsky.social Associate Professor in the School of Earth and Space Exploration at Arizona State University. Barnes & Noble Premium Member.
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
Ars Technica @arstechnica.com Original news, reviews, analysis of tech trends, and expert advice on the most fundamental aspects of tech.
Tereza Constantinou @terezaconst.bsky.social Planetary Science PhD Student @Institute of Astronomy, Cambridge
Like🚴🏻♀️ ☕️🌏🚞📖🇦🇶 🎨
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
Noema Magazine @noemamag.com Longform journalism exploring fresh ideas. Pitch us: edit@noemamag.com
Mohammad Farhat @mohammadfarhat.bsky.social Miller Fellow @UC Berkeley | Planetary Science | Astrophysics
@davidccatling.bsky.social @davidccatling.bsky.social Professor, Planetary Sciences, Astrobiology, Origin of Life
https://faculty.washington.edu/dcatling/people.html
Marrick Braam @marrickbraam.bsky.social CSH Postdoctoral Fellow at the University of Bern, studying exoplanet atmospheres 🔭🌐
Richard Anslow @richanslow.bsky.social Astronomy PhD student at the Institute of Astronomy, University of Cambridge
Jonathan McDowell @planet4589.bsky.social Astrophysicist
Support the work of Jonathan's Space Report:
https://www.gofundme.com/f/fund-jonathans-space-report-library-transition
@renyuhu.bsky.social @renyuhu.bsky.social 
Event Horizon with John Michael Godier @eventhorizonshow.bsky.social Event Horizon with John Michael Godier is a Science focused narrative driven show featuring special guests. http://youtube.com/@EventHorizonShow
ClimateBook @climatebook.bsky.social This is the BlueSky feed of Raymond T. Pierrehumbert, Professor of Planetary Physics at the University of Oxford. Tune in for news about Principles of Planetary Climate, and diverse science and political commentary. (Also folk music news)
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
Sebastian Zieba @sebizieba.bsky.social Sagan Fellow at the Center for Astrophysics | Harvard & Smithsonian. Working on the characterization of hot transiting exoplanets.
Elizabeth Warren @warren.senate.gov U.S. Senator, Massachusetts. She/her/hers. Official Senate account.
https://substack.com/@senatorwarren
Stephen Kane @exocytherean.bsky.social Planetary Astrophysicist at the University of California, Riverside. I like Venus. A lot. Exoplanets are also kinda cool.
Dr. Anna Gülcher @planetaryanna.bsky.social Earth & Planetary scientist @ Center for Space and Habitability, Bern 🇨🇭 | Alumni NASA JPL, Caltech, & ETH Zürich | Venus • Earth • exoplanets • Geodynamics | VExAG Steering Committee | #WomeninSTEM💃 | 🇳🇱 🇨🇭 🇺🇸 | she/her
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
European Research Council (ERC) @erc.europa.eu European Research Council, set up by the EU, funds top researchers of any nationality, helping them pursue great ideas at the frontiers of knowledge. #HorizonEU
Michael Battalio @battalio.com Research Scientist studying planetary climates
a rock or something @rockorsmth.bsky.social Planetary geologist (looking for full-time postdoc work) and part-time air ambulance pilot. Views are not my employers'. She/her.
Jiachen Liu @jiachenliu.bsky.social PhD candidate at Peking University (she/her) | working on atmospheres on Earth, terrestrial planets, and sub-Neptunes! https://jiachenliu-atmos.github.io/
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
Paul Cooper @paulmmcooper.com Novelist & podcast maker｜Wrote River of Ink (2016), All Our Broken Idols (2020), Fall of Civilizations (2024)｜Creator of the Fall of Civilizations Podcast @fallofcivilizations.com
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. Tessa Fisher @tessafisher.bsky.social Research Facilitator, ASU| Astrobiologist | Trans Lesbian | SFF Writer | Lukewarm Ecosocialist | Union Woman | One Half of @asabpod.bsky.social | She/Her| 🌹
www.tessafisher.com
Words and opinions are my own.
Riding With Robots @ridingrobots.bsky.social Robotic solar system exploration, astrophotography, exasperating earnestness. My day job is impersonating your favorite planets and spacecraft on social media for your favorite government agency. Opinions are my own.
Cielos Boreales @cielosboreales.com Solo un aficionado a la astronomía.
Holden Thorp @holdenthorp.bsky.social Editor-in-Chief of Science and Professor of Chemistry and Medicine at George Washington University. Opinions not those of AAAS. https://holdenthorp.substack.com/about #ActuallyAutistic
Bridgy Fed for the fediverse @ap.brid.gy Bridgy Fed (https://fed.brid.gy/) bot user for the fediverse. To bridge your account to the fediverse, follow this account.
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Guy Watkins @guywatkins.bsky.social 🪐 MPhys Astrophysics with Space Science student at The Open University.
🪐 Aspiring astrobiologist/planetary scientist. FRAS.
🪐 http://guywatkins.space
🏃 Novice trail runner
🌍 PLUR- M Marslakes @marslakes.bsky.social Mid- (!) Career Scientist [according to my joints]. Converted Swiftie. Feed may be mostly irrelevancies. MSTR bear.
Dr. Jessie Christiansen @aussiastronomer.bsky.social Caltech/IPAC Planet Hunter | Chief Scientist, NASA Exoplanet Science Institute | @TEDFellow | Science consultant | SHERA PI | My views are not the views of NASA | She/her
Brian D. Wade @astrobrian.bsky.social Father, husband, and scientist. Interested in astrobiology, evolution, microbes, and all things space exploration. he/him/his
Richard J. Bartlett @astronomywriter.bsky.social 🌘Freelance writer, former columnist for Astronomy magazine and author of books for astronomers. 🌒Pro human, slightly sarcastic but mostly harmless 🌊
https://tinyurl.com/rjbamazon-us
https://tinyurl.com/rjb-hps
RAS Journals @rasjournals.bsky.social Official account for Monthly Notices of the Royal Astronomical Society (MNRAS), Geophysical Journal International (GJI) and RAS Techniques and Instruments (RASTI). See also https://academic.oup.com/rasjournals
René Heller @drreneheller.bsky.social Team Lead Research & Development, PLATO Mission of ESA 🚀, Max Planck Institute for Solar System Research | Lecturer for astrophysics, University of Göttingen
Emmanuel Marcq @marcqplanets.bsky.social Planetary Atmospheric Scientist (esp. #Venus, sometimes Venus-like #exoplanets). Teaching Physics and Astrophysics at Université de Versailles Saint-Quentin. Easily enthusiastic about many things though! Also on Twitter (for now): @MarcqPlanets
Andrea Corpolongo, Ph.D. @archeanandrea.bsky.social I study Archean fossils to understand the coevolution of Earth and life and inform the search for life on other planets + philosophy of science. She/her.
Damanveer Grewal @damanveergrewal.bsky.social Assistant professor at ASU. Previously at Caltech, Rice University, and IIT Kharagpur.
Prof. Josep M. Trigo-Rodríguez @joseptrigo.bsky.social Astrophysicist and science writer. My ongoing research lines include: Meteoritics, primordial planetary system materials, their physico-chemical properties, transport of volatiles to planets, planetary atmospheres and astrobiology. Saganist
David Ullrich @davidullrich202.bsky.social “Humankind has not woven the web of life. We are but one thread within it. Whatever we do the web, we do to ourselves.”
― Chief Seattle, Squamish-Duamish
(1782 – June 7, 1866)
https://x.com/DavidUllrich202 🏳️🌈
Paul Voosen @voosen.me Dad of two. Earth, climate, and planetary science reporter @Science.org magazine. Mistrusts narratives; still writes them.
https://www.science.org/content/author/paul-voosen
https://sciencemastodon.com/@voooos
voosen@protonmail.com
Signal: @voosen.01
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.
Dr Ryan MacDonald @distantworlds.space Lecturer in Extrasolar Planets 🪐 🔭 at the University of St Andrews 🏴
Sean Raymond (planetplanet.net) @planetplanet.bsky.social Building crazy planetary systems on my blog planetplanet.net. Solar System formation. Exoplanets. Free-floating planets and interstellar objects. Astronomy poem book: http://amzn.to/3muytqo He/him.
Daniel Apai @danielapai.bsky.social Professor of Astronomy, Planetary Sciences, and Optics at The University of Arizona. I study exoplanets, build telescopes, and lead the NASA-funded Alien Earths astrobiology team. Fellow of AAAS and The Explorers Club. Own opinions.
Caroline Morley @astrocaroline.bsky.social Astronomer, Associate prof at UT Austin, mother of two small humans
Suzanne Aigrain @airbornegrain.bsky.social Discovering and understanding planets and their host stars. Watch my TEDx talk: https://t.ly/sk2wB
Dawn Gelino @dawngelino.bsky.social Manager for NASA’s Exoplanet Exploration Program, AAS VP, NHFP lead, Mom
Former Deputy Director NASA Exoplanet Science Institute
Mark Marley @markmarley.bsky.social Personal account. Substellar science since the 80s.
Prof. Laura Schaefer @lavainspace.bsky.social Assist. Prof. of Earth & Planetary Sciences at Stanford, (exo)planetary scientist and rock climber, dog-mom, she/her
James Tuttle Keane @jtuttlekeane.bsky.social planetary scientist 🪐 science illustrator 🎨 trekkie 🖖 dog dad 🐶 Pasadena 🌹 views are my own 🏳️🌈 he/him
Lee Billings @leebillings.bsky.social CHNOPS in ferruginous saline. Multicellular aerobic chemoheterotroph; symbiont of photosynthetic autotrophs. Descendant of stardust; aspiring good ancestor. Senior Editor, Scientific American. Signal: @lee_billings.81
Michael Wong @miquai.bsky.social Planetary scientist by day 🪐 podcaster by night 🎙 photographer at all times 📷 philosopher in my dreams 💭 https://miquai.myportfolio.com/
Kathleen Mandt, PhD @mommascientist.bsky.social Planetary scientist and Yorkie Mom. Exploring the solar system. Opinions are my own.
Xinting Yu @joneskuma.bsky.social Assistant professor at UT San Antonio. Researching everything on Titan and exoplanet atmospheres/clouds/hazes. Gahh.
Casey Dreier @caseydreier.bsky.social Chief of Space Policy at The Planetary Society. Host of Planetary Radio: Space Policy Edition. planetary.org
Jonathan Fortney @jjfplanet.bsky.social UC Santa Cruz Astronomy Professor, Director of the Other Worlds Laboratory (OWL). Textbook Forthcoming: "Planetary Astrophysics: Exoplanets & Solar System." Father, Husband, Minnesotan, Runner. Proud product & employee of the public school system.
Annabella Meech @annabellameech.bsky.social astrophysics postdoc | STScI | exoplanet atmospheres
Linn Boldt-Christmas @nplinnspace.bsky.social 🇸🇪🚀🇪🇺 Astrophysicist in exoplanet science & space policy research 🪐🔭 Also: astrobiology, telescopes, climate, equality/EDI, and scicomm ✨ (she/her) – linnboldtchristmas.wordpress.com
Jon Puritz @jonpuritz.marineevoeco.com Associate Professor at the University of Rhode Island. Interested in human impacts on the evolution of marine populations. BS Brown ‘05. PhD UH Mānoa ‘11. [he,his,him]. #oysters #seastars #MarineEvolutionaryEcology #Genomics #Bioinformatics
Sheila Heymans @sheilaheymans.bsky.social Executive Director of the European Marine Board. Professor of Ecosystem Modelling at UHI, Scotland. Ocean lover.
Wolfgang Cramer @cramer-bondeau.fr #Climate & #biodiversity emeritus scientist, professor of global #ecology, #CNRS, MedECC, #IPCC, Acad. d'Agriculture de France.
Occasional rail travel and bicycle geek. 🇩🇪 🇫🇷 🇬🇧 🇸🇪 🇳🇴 https://tinyurl.com/wcrame
Clara Bolton @clarab.bsky.social CNRS Researcher at CEREGE, palaeoceanographer, acamama, ocean lover, microfossil stargazer…
Thomas Bauska @tinyicybubbles.bsky.social Ice Core Scientist @bas.ac.uk
University Research Fellow @royalsociety.org
Affiliated Lecturer @cambridge-earthsci.bsky.social
https://www.bas.ac.uk/profile/thausk/
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
Peter Gao @planetarygao.bsky.social Staff Scientist @ Carnegie EPL. Planetary and exoplanet atmospheres. He/Him/His. Black Lives Matter. Trekkie. Opinions are my own.
Nik dedidis @nikdedidis.bsky.social Multidisciplinary Greek artist.
Environmentalism and social justice are interconnected. The climate crisis is deeply political.
Repair, reuse, recycle.
boxdnegativ.etsy.com
https://instagram.com/nik.dedidis
https://linktr.ee/Nik.dedidis
Jackie Branc @jackiebranc.com 🏳️⚧️🗿 lifelong learner: analytical philosophy | cognitive sciences | particle physics | fine art | image processing | photography | a mere speck in the vastness of the universe
www.jackiebranc.com
Svatli @svatli.bsky.social I'm from #Iceland, deeply passionate about #climate issues. As a #humanist and #atheist, I embrace a worldview centered on reason, compassion, and evidence, while remaining open to the many facets that define me.
Tim Stephens @proftimstephens.bsky.social Professor of International Law, University of Sydney Law School.
Former Councillor, Inner West Council, Sydney, 2021-2024.
www.sydney.edu.au/law/about/our-people/academic-staff/tim-stephens.html
orcid.org/0000-0001-9678-2227
Born at 331 ppm CO2
Science News @scinews.bsky.social Science News from Academic Journals etc.
Carolina Ortiz Guerrero @carolinaogeo.bsky.social Geoscientist and science communicator s/h || Editor || Colombiana loving the outdoors, music, and NYC (yes, outdoors +NYC)
//The views expressed are my own and not reviewed or approved by my employer//
Dr. Nina Davtian (she/her/hers) @ninadavtian.bsky.social @cnrs-insu.bsky.social researcher at @climatecerege.bsky.social.
Using biomarkers to study climate, ocean, and environment of the past.
@icta-uab.bsky.social alumna.
ORCID: https://orcid.org/0000-0002-3047-6064
🇫🇷 -> 🇪🇸 -> 🇫🇷
Michael Petraglia @mdpetraglia.bsky.social Director, ARC Centre of Excellence for Transforming Human Origins Research | #HumanEvolution | #Archaeology | Researching #HumanOrigins in #Africa and #Asia
more info: https://experts.griffith.edu.au/28674-michael-petraglia
Martin Turbet @martinturbet.bsky.social CNRS scientist 🇫🇷 working at LMD/LAB/IPSL/Sorbonne Univ./Bordeaux Univ. 50% astrophysicist, 50% climate physicist. Planets and Exoplanets. Born at ~355ppm of CO2.
Tad Komacek @tadkomacek.bsky.social Associate Professor of Physics of Exoplanet Atmospheres in the Atmospheric, Oceanic, and Planetary Physics sub-Department of the Department of Physics and Tutorial Fellow of Somerville College at the University of Oxford, UK. 
Abigail Fraeman @abbyfrae.bsky.social Planetary scientist. Deputy Project Scientist for Curiosity and (formerly) Opportunity Mars rovers. Muppet aficionado. Views and opinions my own. She/her.
Meenakshi Wadhwa @minwadhwa.bsky.social Director, Scripps Inst. Oceanography & Vice Chancellor, UC San Diego. Opinions are my own.
Senator Bernie Sanders @sanders.senate.gov Sen. Sanders of Vermont, Ranking Member of the U.S. Senate Committee on Health, Education, Labor & Pensions, is the longest-serving independent in congressional history.
Ken Liu @kyliu99.bsky.social SFF author, speaker, lawyer, programmer; rep by Russ Galen; The Dandelion Dynasty & “The Paper Menagerie"; latest: The Passing of the Dragon and Other Stories
Science Magazine @science.org Cutting-edge research, news, commentary, and visuals from the Science family of journals. https://www.science.org
Clément PIEL @clementpiel.bsky.social Amateur astrophotographer, interested in astronomy. Research engineer in plant ecophysiology at CNRS Ecotron, specialized in greenhouse gas fluxes and stable isotopes. Mountainbiking, hicking.
Astrophoto: https://www.astrobin.com/users/Clement-P
Daniel Pomarède @pomarede.bsky.social Cosmographer at Univ. Paris-Saclay | mapping the Universe | co-discoverer of Laniakea (our home supercluster of galaxies), Hoʻoleilana, and some other (very) large scale structures
📖 https://orcid.org/0000-0003-2038-0488
▶️ https://vimeo.com/pomarede
David Keith @davidkeith.bsky.social Climate science and technology policy since 1989. Building Climate Systems Engineering at UChicago. Founded Carbon Engineering. Work interferes with my climbing.
Read about me and my work at https://davidkeith.earth/
Ben Sanderson @benmsanderson.bsky.social Climate scientist at CICERO, Oslo. I try to talk about climate science, but inevitably start talking about trains and bicycles if left unattended.
Remco de Kok @planetremco.bsky.social Academic wanderer, all the atmospheres, dad, husband, runner. He/him.
Laura Kreidberg @lkreidberg.bsky.social Exoplanets, atmospheres, aliens. Director of the APEx Department at the Max Planck Institute for Astronomy.
Jayne Birkby @jaynebirkby.bsky.social Professor of Astrophysics at the University of Oxford. I study the atmospheres of other worlds beyond the Solar system.
Tim Lichtenberg @timlichtenberg.bsky.social Assistant Professor of Planetary Physics at Kapteyn Astronomical Institute, University of Groningen 🇪🇺 he/him | formingworlds.space | born at 351 ppm
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
Zac Manchester @zacmanchester.bsky.social Engineer, Roboticist, Spacecraft Hacker. Associate Professor of Aeronautics and Astronautics at MIT