Ben Fernando @spacequakes.bsky.social Mars/Moon/Titan/Ships
Burr Ito @ututuy.org I'm a scientist studying fluid dynamics in the cores of rotating planets and stars. I mostly post pics of clouds and timelapses. All media by me. He/him.
Jรฉrรฉmy Rekier @jrekier.bsky.social Earth and Planetary Scientist and Lecturer @uclouvain.bsky.social - Visitor @orb-ksb.bsky.social & @ucberkeleyofficial.bsky.social - Inertial Waves enthusiast - Leaving no rabbit hole unexplored - an injury to one is an injury to all
Stephanie Brehm @stephbrehm.bsky.social Grad Ed at Johns Hopkins; Instructor at Northwestern; Religion Scholar
Bryan Gaensler @scibry.bsky.social Dean of Science at the University of California, Santa Cruz (UCSC). Astronomer, sci-fi connoisseur, rugby league devotee, puzzled parent ๐ฆ๐บ๐จ๐ฆ. Opinions โ UCSC.
Santa Cruz CA, USA. He/him. bryangaensler.net- L Ler @lerthedc.bsky.social Tyler
Chanda Prescod-Weinstein ๐ @chanda.blacksky.app Theoretical Astro/Physicist:
https://chanda.science
First book:
https://tinyurl.com/DisorderedCosmos
BUY MY NEW BOOK:
https://tinyurl.com/EdgeOfSpaceTime
Blog:
news.chanda.science
all Black/all Jewish. ๐ณ๏ธโ๐/agender/woman.
Posts by/for me๐๐ฝ
The Onion @theonion.com Americaโs Finest News Source. A @globaltetrahedron.bsky.social subsidiary.
Get the paper delivered to your door: membership.theonion.com
Join The Onion Newsletter: https://theonion.com/newsletters/
birdrightsactivist @probirdrights.bsky.social why i left th left (subcribe to my substank)
this user is verfied because they subcribe to Twitter blueยฎ๏ธ
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.
Andy Rivkin @asrivkin.bsky.social Planetary Astronomer on #TeamAsteroid; Gedankenband member/guitarist; โSurprisingly nonchalantโ according to Wired. He/him ืื ื ื ๐ป
Work Output: https://scholar.google.com/citations?user=aGVsk3IAAAAJ
Play output: https://andyrivkin.bandcamp.com
Dr. Tanya Harrison @tanyaofmars.bsky.social โVery Respected Science Personโ -NBC News
๐ด Former science operations for NASA Mars missions
๐ฐ๏ธ Current space sector strategist & author advocating for Earth
๐ Based in Ottawa but often found on a train
โจ๐จ๐ฆ๐ณ๏ธโ๐โจ
WeRateDogs @weratedogs.com Your Only Source For Professional Dog Ratings
nonprofit: @15outof10.org โค๏ธโ๐ฉน
links.weratedogs.com
Effin' Birds @effinbirds.com Daily comic by Aaron Reynolds that keeps on winning awards despite being nothing more than birds and curse words. Books, calendars and merch at effinbirds.com
Dr. Lucian Walkowicz @notnotrocketscience.com Astronomer, movement artist, & educator based in Chicago ๐ธ Founder, Not Not Rocket Science โจCo-founder, the JustSpace Alliance ๐they/them causing mayhem
notnotrocketscience.com
Randall Munroe @xkcd.com 
Mike Brown @plutokiller.com Astronomer, planet hunter, Pluto killer, bear whisperer, finger-wrapped dad. Dangerous secularist. Foot soldier in the War on Cars. He/him.
mikebrown.caltech.edu
Dr. Alex Parker @alexparker.bsky.social Exploration scientist, engineer, artist. Building things for space inspired by things in the sea, and things for the sea inspired by space. Discovered a few moons along the way. 
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.
Sarah Tuttle @niais.cryptoanarchy.network "Ok. Not good. Probably bad." Disabled, queer, Jewish, cyborg, astrophysicist, abortion funder, antifascist, wielder of wrenches. Building joy with a side of chaos. "..a wizardess is never late. Nor is she early. She arrives precisely when she means to."
Dr. Raven the Science Maven @ravenscimaven.bsky.social I'm Raven Baxter, Ph.D. I'm molecular biologist and science educator who loves sharing science with the world! thesciencemaven.com
michael @radplanets.com planetary scientist, allegedly ๐ช
baltimorean, actually ๐ฆ
not a professional account but I do talk about science sometimes
ig: radplanets_
Brian Wolven @brianwolven.bsky.social Coulrophobic Hydra tamer. Terrified of dyslexic zombies. Friend to arachnids. All of my puns are 100% organically groan.
//|\oOOo/|\\
https://wolven.us/
https://orcid.org/0000-0003-2858-2332
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).
Renรฉe Hlozek @reneehlozek.bsky.social South African cisgender, bisexual woman Assoc. Astrophysics Prof., Rhodes scholar. Feminist scientist. She/her
Emily Lakdawalla ๐ณ๏ธโโง๏ธ Uranus Expert @elakdawalla.bsky.social Planetary scientist, freelance science writer and space artist, queer, ADHD, mom. Turns out itโs hard to be all those things at once. Shop at elakdawalla.Etsy.com
Nadia Drake @nadiadrake.bsky.social Science journalist, champagneophile, nap champ. Currently freelance, formerly National Geographic. ๐ฑ๐ง๐บ๐ธ๐ณ๏ธโ๐
Signal: nadiadrake.01
Jeri Ryan (official account) @jerilryan.bsky.social Actress, mom, wife, foodie, gardener. Not necessarily in that order. Trying to make a better world for our kids. Star Trek: Picard. Thatโs CAPTAIN Seven to you. ๐๐ผ๐โค๏ธ
Shannon Watts @shannonrwatts.bsky.social ๐ Author, NYT bestseller FIRED UP
๐ฅ Organizer, Firestarter University
๐ซ Founder emerita, @momsdemand
firedupbook.com ๐ฅ๐ฅ๐ฅ
Catherynne M. Valente @catvalente.bsky.social Queen of Lasers, Mother of Storms, & NYT/USAToday bestselling author of Fairyland, Space Opera, Deathless, & many more. Any/All
Art: http://patreon.com/catvalente
Politics: http://catvalente.substack.com
TipJar: https://venmo.com/u/cat-valente
Sarah E Moran @offallingstars.bsky.social she/her.
(Exo)planetary clouds/hazes in ๐ฉ๐ฝโ๐ฌ,๐ป,๐ญ
Lover of all worlds, great and small. ๐๐ช
Assistant Professor of Astronomy at UMD.
๐บ๐งโ๐ฉฐ๐ฑ๐งโโ๏ธ๐โโ๏ธโ๐ธ๐ญ๐
All opinions just me.
Always screaming inside my heart.
https://tx.ag/moran
Erin Ryan @erinleeryan.bsky.social Doctor of space rocks turned professional curser at computers. Human of Freya the dog and of Modicello the garden ๐ฑ (USDA 7b). Does crochet ๐งถ in her off time, also cooks a lot ๐ฝ
Bobak Ferdowsi @ferdowsi.bsky.social Spacecraft engineer
Business insiderโs sexiest scientist of 2013
1553 is the best protocol, change my mind
Sarah Kendrew @sarahkendrew.bsky.social European Space Agency Astronomer at the Space Telescope Science Institute in Baltimore, MD. Team Lead for the MIRI instrument on JWST. Runner, dog mum, cyclist. ๐ฌ๐ง๐ง๐ช Opinions my own. 
Ed Rivera-Valentรญn @planettreky.bsky.social Planetary Scientist & Trekker of Planets.
#LatinxInSTEM ๐ต๐ท #LGBTQinSTEM ๐ณ๏ธโ๐.
My posts, my views.
Prof Chris Jackson @seismatters.bsky.social Geoscientist | Occassionally on ๐บ & ๐ป talking about geoscience | I ๐๐พโโ๏ธ๐ด๐พโโ๏ธ ๐ง๐พโโ๏ธ๐ธ๐บ| he/him | ๐ณ๏ธโ๐๐ณ๏ธโโง๏ธ| โSelf-declared King of Geotwitterโ (Palin, 2022) | Professional (East)Midlander ๐
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
Riker Googling @rikergoogling.bsky.social Itโs okay, Iโm in incognito mode.
By @joesondow.bsky.social
Shrew @shrewshrew.bsky.social Neuroscientist/mouse psychologist and mad about it. She
James Tuttle Keane @jtuttlekeane.bsky.social planetary scientist ๐ช science illustrator ๐จ trekkie ๐ dog dad ๐ถ Pasadena ๐น views are my own ๐ณ๏ธโ๐ he/him
Katharine Hayhoe @katharinehayhoe.com climate scientist
posts 100% my own
๐จ๐ฆ 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
Peter Gao @planetarygao.bsky.social Staff Scientist @ Carnegie EPL. Planetary and exoplanet atmospheres. He/Him/His. Black Lives Matter. Trekkie. Opinions are my own.
Johanna Teske @johannateske.bsky.social She/her/hers. Astronomer, runner, feminist, vegan, Nats fan, Peloton fan.
Hannah Wakeford @stellarplanet.bsky.social Exoplanet scientist. Science communicator. Author. Podcaster. Miniature painter. Wife. Cat mum.
Jamie L. Molaro @spacejammie.bsky.social Planetary Scientist, Artist, Musician, D&D Nerd, Epic Poet. hEDS, Bi โฟ๏ธ๐ณ๏ธโ๐
I like rocks, study asteroids, and make art out of spacecraft data. I also play harp, own a carousel, and my dog is really cute.
www.jamiemolaro.com
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!
Christy Till @ctill.bsky.social I research & teach all things magma.
EPIC lab: https://linktr.ee/epic.magma
Mark Panning @markpanning.seismology.space Planetary seismologist in Pasadena. Project Scientist for InSight formerly operating on Mars and PI for Farside Seismic Suite and South Pole Seismic Station headed to the Moon. Somewhat nerdy. Opinions are, of course, my own. he/him
Dr. Wendy Bohon @drwendyrocks.bsky.social Earthquake geologist ๐งชโ๏ธ | Scicomm specialist ๐๏ธ| Formerly USGS, IRIS, NASA | she/her | Views are mine | website: https://wendybohon.com/
โA delightful blend of scientific rigor and domestic chaos.โ
Erika Nesvold @erikanesvold.com Space & ethics: Cofounder of JustSpace Alliance, Astrophysics Engineer at Universe Sandbox, Author of Off-Earth: Ethical Questions and Quandaries for Living in Outer Space
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
Prof. Laura Schaefer @lavainspace.bsky.social Assist. Prof. of Earth & Planetary Sciences at Stanford, (exo)planetary scientist and rock climber, dog-mom, she/her
Dr. Asmeret Asefaw Berhe @aaberhe.com Scientist, educator, advocate for inclusive excellence in STEM. Former Director of DOE Office of Science.
Soil biogeochemistry | Climate Change |Political Ecology.
aaberhe.com
Beronda L. Montgomery @berondam.bsky.social Living my purpose
Writer:
Books #LessonsFromPlants (https://www.hup.harvard.edu/books/9780674241282) & #WhenTreesTestify (https://us.macmillan.com/books/9781250335166/whentreestestify/)
Professor
#Leadership|#Mentoring|#EquityReadingList/#DEIReadingList
Dr. Frances Rivera-Hernรกndez (she/ella) ๐ต๐ท๐ @francypants.bsky.social planetary geologist & prof at Georgia Tech | ๐sediments & ice | #Boricua #LatinxInSTEM #GeoLatinas | Jรญbara de Aguas Buenas, PR ๐ต๐ท | #MomInAcademia
Laura Lopez @ohdearz.bsky.social Professor of astronomy ๐ญ at Ohio State. Co-chair of @aascsma.bsky.social. Alum of UCSC and MIT. She/her ๐ฒ๐ฝ
Mark Marley @markmarley.bsky.social Personal account. Substellar science since the 80s.
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
Julie Rathbun @lokivolcano.bsky.social Planetary scientist studying volcanoes on Io (favorite is Loki). Pronouns: she/her.
Steve Hauck @planetprof.bsky.social Planetary scientist, professor, dept. chair, former editor-in-chief, & golden gopher gone east. Tweets/posts/etc cannot be distinguished from random.
Trans rights are human rights.
Pronouns: he/him
Thomas H Zurbuchen @drthomasz.bsky.social Scientist, Explorer, Innovator, ETH Prof, NASAโs head of Science 2016-2022
Erin M. May, PhD @astronomay.bsky.social Staff Astronomer @ a place - Exoplanet Atmospheres. All data is good data.
Plus Knitting, Stickers, Baking, and other crafty things. Toddler mom.
Previously known as @_astronoMay on the other site.
ErinMMay.com
SiderealStickers.Etsy.com
Doctor Apatite @doctorapatite.bsky.social Formerly skittle-haired, charmingly insubordinate, punk rock ukulele, mid-century glassware collecting, BVB/USMNT/USWNT/USYNT supporting, Belgian-loving, planetary scientist. โฟ๏ธ Normally busy making hand-crafted mischief for the swap meet of science.
Dr. Rebecca Barnes (she/her) @waterbarnes.bsky.social Chronicling science, pet, & art adventures. #biogeofeminist catalyzing change -- to make the scientific enterprise welcoming & just. Sometimes creative, always sassy ๐๏ธโ๏ธ๐ฆ๐ฟ๐ณ๏ธโ๐โฎ๏ธ๐โ๏ธโ๏ธ๐จ๐พ
Dra. Junellie Perez @spacejunellie.bsky.social Doctora de Planetas ๐๐ฐ๏ธ
Previously at Johns Hopkins University โจ๏ธ
Astronomy Instructor at University of Alabama at Birmingham! โจ๏ธ
She/her/ella ๐ Views are my own
Ciaran J Harman @theoryofciaran.bsky.social I love nature, math, and finding out how stuff works. I use math to understand how nature works, and sometimes find ways to make that understanding useful (I hope).
A. Professor @ Johns Hopkins working on water and the critical zone
Xinting Yu @joneskuma.bsky.social Assistant professor at UT San Antonio. Researching everything on Titan and exoplanet atmospheres/clouds/hazes. Gahh.
Peter DeCarlo @petedecarlo.bsky.social Studies air indoors and out. Associate Professor at Johns Hopkins University. Air Pollution, Climate, Health. Science->Policy. 
Sarah Hรถrst @planetdr.bsky.social Professor of planetary science at Johns Hopkins. Titanโs biggest fan. Pomeranian wrangler. Runner. Love many, trust few, always paddle your own canoe. She/her. sarahhorst.com
Planetdr.26 on signal
John Scalzi @scalzi.com I enjoy pie.
Social Media FAQ: https://whatever.scalzi.com/2025/04/16/the-official-john-scalzi-social-media-faq/