The Weekly Show with Jon Stewart @weeklyshowpodcast.bsky.social On Mondays Jon Stewart hosts The Daily Show, but on Wednesdays he hosts The Weekly Show. Listen wherever you get your podcasts & watch on YouTube.
Rob Watts (RobWords) @robwords.com YouTube word nerd. Host of RobWords and Words Unravelled.
Jess Zafarris @jesszafarris.com Author of USELESS ETYMOLOGY, WORDS FROM HELL, ONCE UPON A WORD, INTO THE WORDS. Podcaster, Words Unravelled. Adjunct prof at Emerson and UFL. Speaker, content director, social pro, ad world wordsmith. https://linktr.ee/JessZafarris
AltDIA @altdia.bsky.social The original - Twitter survivor.
AltWarDept @altdod.bsky.social retired, former, crusty cog that was in the machine, mostly snark, sometimes insightful. Knows enough to be dangerous, sometimes useful.
#altgov
(VIC) 31N AA 66021 00000
ALT DHS (NOT an official DHS account) @altdhs.altgov.info ALT gov account. ALT. Not an official DHS account (if they even have one on BlueSky). ALT
Retired Gov employee. I swear a lot. #Altgov
Discl: Not an official account for DHS. All opinions my own. Again, ALT. ALT. ALT.
AltNatSecAgency @altnatsecagency.bsky.social Former SIGINT Analyst. He/him. Deep State Operative ™ Alleged Antifa Leader ™ POG LEG REMF™ Astronaut Diaper™ Vampire ™ May be spying on you right now
AltUSCustoms @altuscustoms.altgov.info Since 2017, I have fought against the growing fascist threat from Trumplestiltskin and his loyal minions, including the entire GOP and its base. Not affiliated with nor represents USCBP. Opinions are my own. #AltGov
Rogue NASA @roguenasa.altgov.info Not an official NASA account. Come for the facts, stay for the snark.🥄
Same team from Twitter but with more gray hairs. 🚀🛰️🧪🔭
climate.nasa.gov
they/them
🏳️🌈🫶🏳️⚧️
AltSpaceForce 🚀🇺🇲 @altspaceforce.altgov.info Boldly going where no Jedi has beamed before. Earth is our spaceship.
#AltGov
AltFDA @altfda.altgov.info OG AltGov. that’s now here. ANTIFA General.
altScalesOfJustice @altscalesofjustice.altgov.info Retired 20+ year DOJ executive providing honest commentary on American politics. Opinions are my own. “Morgan” in the book “We Are #AltGov” by Dr. Amanda Sturgill. (I have NO financial ties to the book)
Twitter: @altScalesOfJust
Matthew R Francis @bowlerhatscience.org Science writer, journalist, physicist, hat man, cat man, queer. Pfp by @makinaro.com . Signal: BowlerHatScience.51
@notrueralien.bsky.social @notrueralien.bsky.social 
Jayde Willingham @jaydewst.bsky.social PhD candidate @ Swinburne University aspiring to understand how the first galaxies formed and how we got here. 🌌🪐💫 Keeping well read and caffeinated. 📚☕
jaydewillingham.github.io
instagram.com/jaydewst/
Greg Sleap @paladinsmeg.bsky.social Trekkie, amateur astrophotographer, humanist, skeptic, IT, software and Rado astronomy geek. Climate change is real, it's happening and will be bad unless we act now. Get vaccinated -they are modern miracles. Be kind - people are people. He/him
Kumail Nanjiani @kumail.bsky.social My new special Night Thoughts is out NOW on Hulu.
linktr.ee/kumailnanjiani
Britt Lundgren @brittlundgren.bsky.social quasar gazer | science & education policy wonk | prof. of physics & astronomy at a public liberal arts college | Illinoisan
ESO @eso.org The European Southern Observatory designs, builds & operates world-class observatories on the ground for the benefit of society. More info on eso.org
JoJoFromJerz @jojofromjerz.bsky.social Hey, it’s me… JoJoFromJerz! (My real name is Jo Carducci btw). I’m a mom, a podcaster, a writer, a lover of politics and puns and a true Jersey girl through and through. Check out my Substack (my baby) on my Linktree
https://linktr.ee/jojofromjerz https://
@rebeccahuntley.bsky.social @rebeccahuntley.bsky.social Social researcher, author. Mum and dog owner. Follow me for good news about climate. “I’ve got polls but I’m not a pollster”.
Andy Pearce 🇬🇧👨🏻💻 @andy-pearce.com I code for fun & profit, but more the latter since becoming a father. Interested in anything but intolerance (but not a particular fan of sport). Kind or not, at least be civil. All views my own. I occasionally blog about coding: http://andy-pearce.com/
Jason Wright @astrowright.bsky.social Professor of Astronomy and Astrophysics at Penn State.
Son, father, partner, scientist, teacher, student, human, Earthling.
Mostly posting astronomy. Mostly.
Göran Fredriksson @goranfredriksson.bsky.social Science nerd from Sweden Latitude 63. Space exploration. Auroras! Solar system and beyond!
Science-Fiction, Astronomy, Photography and Physics. And food 🙂
Member on Bluesky since October 31 2023
Rowina Nathan ✨ @pinkastrophysicist.bsky.social PhD in progress. Pulsar timer, gravitational wave cartographer, mad keen skier and lover of the colour pink 💕💫⛷️ | she/her/hers | Naarm 🇦🇺
Media enquires: https://rowina-n.github.io
ORCiD: https://orcid.org/0000-0002-3922-2773
Brooke Simmons @vrooje.net Professor of Astrophysics: Galaxies, Black Holes, the Changing Sky. Also Zooniverse humanitarian and disaster relief lead. People first, then science. She/her
Katharine Hayhoe @katharinehayhoe.com climate scientist
posts 100% my own
🇨🇦 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
Helen MC @crystallised-cricket.com Follow for the crystal structures, stay for the cricket (or vice versa)
Interests brought to you by the letter ‘C’, cryominerals 🥶, woman’s cricket 🏏 and cookbooks 🥘
Lives on Dharug and Gandangarra country (Blue Mountains, Australia)
Liam Hogan @liamhogan.id.au Intern at Dark Heart of Gradual Reform Pty. Ltd. All punked up on jupiter oil, rolling fifty deep.
Mostly at http://aus.social/@liamvhogan
emily sunshine @threnody.northsky.social fiction writer • roommate to 2 cats with rich interior lives • parmesan enthusiast • interrobang evangelist
stories: prairie schooner 98.4 • hopkins review 15.4 • south carolina review 55.2 • post road 40 • 2023 clmp pride reading list
Jeremy Bailin @astrobailin.bsky.social Astronomy, coffee, politics, music, cats, sports, computing. Not always in that order. Canada/Alabama/Arizona/Suomi. He/him.
Jonathan Green @greenj.bsky.social Wordy emigre. Means well. Talks to microphones. Writes. Wokish.
Carlton FC victim. he/him
https://greenworlds.substack.com/
Michael Brown @mjibrown.bsky.social Astronomer, Monash academic, Conversation writer, cycling commuter or mamil.
https://research.monash.edu/en/persons/michael-brown
Fared Al Mahlool | فريد المحلول @faredalmahlool.bsky.social Freelance journalist & photojournalist covering Syria, the Middle East, and breaking global news.
Coffee: https://ko-fi.com/faredalmahlool
Ryan Shannon @ryanmshannon.bsky.social Pulsar and FRB astronomer | Professor at Swinburne University of Technology | MeerKAT and Murriyang Pulsar Timing / ASKAP FRB searching | he/him
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
CosmicPinot @cosmicpinot.bsky.social Brian P. Schmidt: Astronomer at Mt Stromlo Observatory, Vigneron and Winemaker Maipenrai, Vice Chancellor Australian National University, Nobel Laureate Physics
Emma Louden @exoplanetemma.bsky.social Spreading practical hope with the stars 💫🌎
Astrophysicist | Strategist | Speaker
President of Slooh
Dr Ashley J Ruiter @astronomash.bsky.social 🇦🇺🇨🇦 research on binary stars, their evolution and lead up to type Ia supernova explosions 🌟 into occasional weightlifting, LGBTQIA2S+ Ally 🏳️🌈🏳️⚧ she/her
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/
A/Prof Natasha Hurley-Walker @colourfulcosmos.bsky.social Radio astronomer, transport cyclist, board gamer, mum of two, survivor of the great Xodus 2024
Tamara Davis @tamarastro.bsky.social Astrophysicist, frisbee player, excited about everything.
Ben Stiller @benstiller.redhour.com Artist whose mediums include film, tv, and soda. www.StillersSoda.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
Mark Hamill @markhamillofficial.bsky.social Believe in yourself! Work hard, never give up & anything's possible! OR: Kick back, relax & aim low: You'll never be disappointed...😜
Cathrin Machin Space Art @cathrinmachin.bsky.social Space Artist & Telescope Operator 🚀
Grab my 2026 Calendar here 👇
https://catmachin.com/products/2026-calendar
Dr. Emily Gilbert @emdwarf.bsky.social Staff scientist at Caltech/IPAC, working on the NASA Exoplanet Archive, and studying small stars and planets. But you’ll mostly find baseball and snark here, with occasional scientific interruptions.
Beatriz Campos Estrada, PhD @exobeatriz.bsky.social Exoplanet scientist 🪐 Postdoc at the APEx Department at the Max Planck Institute for Astronomy✨️
Intersectional feminist 🌹she/her
🇵🇹🇬🇧🇩🇰🇦🇹🇩🇪
Penny D Sackett @pennysackett.bsky.social Scientist advocating for the public good. Distinguished Honorary Prof at the ANU. Former Australian Chief Scientist. Climate disruption science, strategy, and communication. Living on Ngunnawal and Ngambri land. She/her.
AKA: @PennySackett@fediscience.org
Paul @bingowings14.bsky.social May contain typos.
God @thegodshow.com Creator of the Universe.
thegodshow.com
https://youtube.com/@thegodshowlive
Renée Hlozek @reneehlozek.bsky.social South African cisgender, bisexual woman Assoc. Astrophysics Prof., Rhodes scholar. Feminist scientist. She/her
Alexandria Ocasio-Cortez @aoc.bsky.social Waitress turned Congresswoman for the Bronx and Queens. Grassroots elected, small-dollar supported. A better world is possible.
ocasiocortez.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
Geraint F. Lewis @cosmichorizons.bsky.social Cosmologist & Galactic Archaeologist at
@Sydney_Uni. Proud Silurian, Australian immigrant, & author of books about the strange universe we find ourselves in!
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
Joe Reis @joereis.bsky.social Data nerd, “recovering data scientist”, author, podcaster, occasional athlete
Jacquelyn Gill @jacquelyngill.bsky.social Climate, extinction, and biodiversity scientist at the University of Maine researching Earth’s past for a better future. Writing and podcasting for the planet. Chaotic good professor. She/her.
Randall Munroe @xkcd.com 
Emily PhD 🎓 @ejwillingham.bsky.social I’ve angered famous men. Scribe @thinkingautism.com: https://tinyurl.com/TPGA-NL. Books: PHALLACY+TAILORED BRAIN+. Journalist, words@ SciAm++. Biologist: embryos/gonads+. Human-crafted work. Pro-woke/antifascist. Very Texan 🤠 https://tinyurl.com/526jrcuv
Dr. SkySkull @drskyskull.bsky.social Professor of optics, blogger of physics, history, & pulp fiction. Generally tries to keep things light-hearted, in spite of *waves hands at everything* (he/him) Blocking doomerism on sight.
blog: https://skullsinthestars.com/
Anna Hughes 🍁 @annaghughes.bsky.social 🌊 marine conservation 🪸
🇨🇦 BC mountains and ocean dweller 🥾🏄♀️🏂
ja yritän joskus puhua suomea.
Jennifer Johnson @jajohnson.bsky.social Astronomer. Fan of the Galaxy. Member of @sdssurveys.bsky.social. Periodically interested in origin of elements. Still working on triple pirouette.
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
Chanda Prescod-Weinstein 🌌 @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. 🏳️🌈/agender/woman.
Posts by/for me🖖🏽
Misty Bentz @astronomisty.bsky.social Astronomer and Professor at Georgia State University. She/Her. Big fan of black holes, cats, and cross-stitch. Seestar smart telescope enthusiast. Novice gardener with a penchant for native plants.
Dr. Sarah Biddle Leslie (they/she) @extragalactic.bsky.social Astronomer posting space art.
Instagram: @Fashionableastronomy
🏳️🌈🇦🇺
LeVar Burton @levarburton.bsky.social Kunta, Geordi, Reading Rainbow guy. Flies twice as high… #bydhttmwfi
Dylan O’Donnell @dylanodonnell.bsky.social (M IT, GC Astronomy) Art, science, music & tech - Byron Bay 🇦🇺 Team Celestron. Host of StarStuff on YouTube - Public Domain AP. Probably alcoholic. ByronBayObservatory.com.au
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.
janegarcia.bsky.social @janegarcia.bsky.social Word wrangler, flaneuse, media and comms, eternally curious …
Ketan Joshi @ketanjoshi.co Hey, I'm a climate and energy writer / data analyst who focuses on corporate + govt accountability
Creator + curator of the Greensky feed: https://ketanjoshi.co/greensky/
Based in Oslo but write about US, Europe, Aus too - ketan.joshi85@gmail.com
John Scalzi @scalzi.com I enjoy pie.
Social Media FAQ: https://whatever.scalzi.com/2025/04/16/the-official-john-scalzi-social-media-faq/
Roxane Gay @roxanegay.bsky.social https://linktr.ee/roxanegay
Writer, editor, publisher, professor. Some people call me a bad feminist and by some people I mean me.
disgraced wellness blogger @dryobbo.bsky.social Dinosaur.
Jason Spyromilio Ιάσων Σπυρομίλιος @apolitosb.bsky.social Astronomer, supernovae, spent time at Paranal in prehistoric times, currently ELT telescope scientist www.eso.org/~jspyromi
Personal account. Speaking solely for myself
Dr Jake Taylor @astrojake.bsky.social Astrophysicist at the University of Oxford. Researching the atmospheres of exoplanets.
Astronomy Picture of the Day 🪐 @apod.shinyakato.dev Official Mirroring APOD BOT for Bluesky.
https://apod.nasa.gov/apod/lib/about_apod.html
Src:
https://apod.nasa.gov/apod/astropix.html
http://star.ucl.ac.uk/~apod/apod/astropix.html
Maintained by @shinyakato.dev
Bibiana Prinoth @bibianaprinoth.ch 🇨🇭
• ESO fellow @eso.org exploring exoplanet atmospheres 🪐 🔭 🇩🇪
• PhD from Lund Observatory 🇸🇪 & ESO 🇨🇱
• passionate about all things outreach and science communication ✨
Christopher Berry @cplberry.bsky.social Gravitational-wave astrophysicist. University of Glasgow Senior Lecturer. Science, education, LEGO & cake. May contain traces of nuts
🐘 https://mastodon.online/@cplberry
📚 https://cplberry.com
Prof Stephen Serjeant @stephenserjeant.bsky.social Astronomy Prof at Open University. 26.2. #RejoinEU, £➡️€. Views not OU’s and often not even mine. He/him
🐘 https://mas.to/@stephenserjeant
🧵 https://www.threads.net/@prof.stephen.serjeant
ORCID 0000-0002-0517-7943 https://orcid.org/0000-0002-0517-7943
Andrea Luck @andrealuck.bsky.social 🛰️🪐 Space voyager processing space images 📡💻
🎞️ HD Photostream: https://www.flickr.com/photos/andrealuck/
🎋Other places: https://linktr.ee/andrealuck
🌍Glasgow, Scotland 🌱 (He/Him)
Kevin Hardegree-Ullman @kevinkhu.bsky.social Research Scientist at Caltech/IPAC-NExScI studying all things related to exoplanets! Opinions are my own. https://kevinkhu.com
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 🧪🔭🚀🛰️☄️
Michael Merrifield @astromikemerri.bsky.social Emeritus professor of astronomy at the University of Nottingham. Too frequent appearances on YouTube. All my own views.
Dr. Kelley Hess @khesser.bsky.social Astronomer/Senior Researcher at Onsala Space Observatory/Chalmers University, Sweden; ultra runner, adventure racer, cyclist. Ironman WC 2012, 2014. Xterra World Champs 2014.
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. 🇬🇧🇧🇪 Opinions my own. 
Andy Rivkin @asrivkin.bsky.social Planetary Astronomer on #TeamAsteroid; Gedankenband member/guitarist; “Surprisingly nonchalant” according to Wired. He/him הנני 🌻
Work Output: https://scholar.google.com/citations?user=aGVsk3IAAAAJ
Play output: https://andyrivkin.bandcamp.com
Dr Alfredo Carpineti @drcarpineti.bsky.social Astrophysicist, science writer for @iflscience.com, geek, immigrant, and also The Astroholic. Chair of @prideinstem.bsky.social | 📖 Invisible Rainbows out May 21 | He/him | opinions are my own
https://linktr.ee/theastroholic
Benjamin Pope @benjaminpope.bsky.social Australian astronomer
he/him
Sydney/Gadi
Jennifer L. Hoffman ✨😷 @astroprofhoff.bsky.social Astronomer, professor, birder, singer, cat communer (she/her)
University of Denver, @chamberlin-obs.bsky.social
Past Grand Canyon Astronomer in Residence
Carl Rodriguez @carlrodriguez.bsky.social Professor of astrophysics at UNC, studying colliding black holes, swarming stars, and other things that go bump in the night. Big fan of transit, biking, climbing, Durham NC, he/him
dynamics.unc.edu
💀Adina Feinstein PhD 💀 @afeinstein20.bsky.social asst prof | astronomy PhD | MSU | https://adina.feinste.in
CatherineQ @catherineq.bsky.social Astronomer, science communicator, over-thinker extraordinaire. @AucklandUni space person @AucklandSpace. Autoimmune illness. 🇳🇿🇺🇸
Prof. Joey "Barely a Footnote" Neilsen @joeyneilsen.bsky.social Black hole astrophysicist at Villanova. Formerly: MIT, Boston University, Harvard, Kenyon College | X-rays | husband | dad of 2 | cooking. He/him. Skeets are my own.
Meredith Rawls @merrdiff.bsky.social Astronomer at UW, data pipeline wrangler for Rubin Observatory, satellite mitigation leader via IAU CPS SatHub, mom, violist, Ballardite (Seattle), family cargo e-bike evangelist, Episcopalian, etc. Opinions all mine- M Michael Zingale @michaelzingale.bsky.social computational astrophysicist
open source tool developer
professor
blower upper of stars
can recite π to 2 decimal places from memory
star wars fan
coffee aficionado
https://zingale.github.io
Thomas Carpentier @thocarp.bsky.social PhD Researcher at the EUI in Firenze, studying the history of the European Space Agency.
Processing space telescopes data for fun
28
He/him