Rachel Rayner @raynerexplainer.bsky.social Science Communicator, performer, comedian, podcaster, writer, sometime poet.
She/her
American Astronomical Society (AAS) @aas.org The mission of the American Astronomical Society is to enhance and share humanity’s scientific understanding of the universe as a diverse and inclusive astronomical community.
aas.org
🔭 Nataliea the Astronomer ✨ @nataliealowson.bsky.social 🪐Postdoctoral Fellow and Exoplanet Atmosphere Enthusiast. She/Her 💜
https://www.nataliealowson.com/
Arianna Long @astroarianna.bsky.social professor studying galaxy evolution & cpo at vanguardstem
servant to my dog. simultaneous coffee + tea snob. dancer. writer.
#BlackinSTEM | autizzy | she/they
Dr Rajika "Reggie" Kuruwita @reggiek.bsky.social Sri Lankan-Australian Astrophysicist 🇱🇰🇦🇺. Post-doc at the Australian National University. Binary and multiple star formation! ✨ Cats, Space, science-based life choices, DV survivor, She/her, opinions my own
Amelia Fraser-McKelvie @ameliafm.bsky.social Aussie astronomer and ESO Garching fellow. I like galaxies and GECKOS 🦎
Vanessa Moss @cosmicpudding.bsky.social Adventures of the Cosmic Pudding & sidekick Vanessa: astronomy, telescopes, data, #automation, #scicomm... also #TFOM! #SuperstarsofSTEM ✨
Sarah Pearson @spacewsarah.bsky.social (she/her)
Astrophysicists, Assistant Professor at U. Copenhagen, former NASA Hubble Fellow at NYU - Dark matter, stellar streams, galactic dynamics. SciComm: writer, talks, YouTube
http://drsarahpearson.com/
Emily Hunt @emily.space Postdoc @univie.ac.at working on star clusters & machine learning
Passionate about a better future for science communication via @astrosky.eco
🏳️🌈 🏳️⚧️ (she/her), Ⓥ
Website: https://emily.space
GitHub: https://github.com/emilyhunt
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.
Mark Tingay @marktingay.bsky.social The Mud Volcano Guy - I love and study mud volcanoes! Geomechanics & pore pressure specialist. Opinions my own.
Dr. Faelan Mourmourakis 🏳️🌈🏳️⚧️🐝 @fumblebeefae.bsky.social PhD in cognitive bee science | Working at Australian Museum and Taronga Zoo | Sydney 🇦🇺
faemourmourakis.wordpress.com
Nora's Guide to the Galaxy @ngttg.bsky.social I love space!
PhD, Astrophysics
🌌✨✨🌌
come explore our galaxy with me
🔗: https://galaxy.nora-bailey.com/linktree
Black In Astro @blackinastro.bsky.social Celebrating and amplifying the Black experience in space-related fields. EST. 2020
✉️ blackinastro@gmail.com
Website: blackinastro.com
https://www.blackinastro.com/black-space-week-2026
SpaceKate @spacekate.bsky.social Space journalist, rocket chaser, storyteller. Advocate for diversity and women in STEM. ISU SSP12. Alter-ego of @radiokate.com
www.youtube.com/@NTKSpace
Dr. Jessica Ball 🍪 @tuffcookie.bsky.social Volcanologist, scicomm-er, Magma PI, Field Fiddler. She/her. Tweets, likes, retweets do not speak for or represent past/present employers.
Hank Green @hankgreen.bsky.social Long Time Internet Guy
Raven Baxter, Ph.D. @ravenscimaven.bsky.social Dr. Raven the Science Maven. Molecular biologist, science communicator, entrepreneur.
Cosmic Crit Podcast @cosmiccrit.bsky.social We're an unofficial #StarfinderRPG Actual Play podcast.
discord 🎮: http://discord.gg/aXwy2gh
patreon 💰: http://patreon.com/CosmicCrit
Joe Callingham @astrojoe.bsky.social Dutch-Australian | Astrophysicist | Head of the Square Kilometre Array (SKA) Science Group at ASTRON | Associate Professor at the University of Amsterdam
Sabine Bellstedt @sabinebellstedt.bsky.social 🔭Astronomer at ICRAR-UWA, Perth Australia
🌊WAVES Programme Scientist
🌌Studying galaxy evolution via redshift surveys
⭐️Superstar of STEM
www.sabinebellstedt.com
Dr Meredith Castles @meredithcastles.bsky.social Lecturer, Technologist, @ThatsScienceTAS Podcast Host, YouTuber, Twitch Streamer. Archaeology, HCI, SciComm, Stargazer, Actor🏳️🌈
Renée Spiewak, PhD @respiewak.bsky.social Autistic astrophysicist/board-game-salesperson, Borealis (Bo)'s human, amateur sailor, pulsar enthusiast, and world traveler. Loves: cats, science, board games, books, and silence. She/Her.
Profile picture: me outside
Banner: Bo lounging on a workbench
SpaceAustralia.com @spaceaustralia.com Connecting and sharing news, people, projects, voices and science from Australia and NZ’s space communities. 📸 CSIRO.
www.spaceaustralia.com 
CosmicRami 🏳️🌈🏳️⚧️ @rami.spaceaustralia.com Astronomer, driving The Dish📡 to study pulsars in my PhD. Also, founded SpaceAustralia.com. Also, love a bit of astrophotography. Also, do everything with my little mate, Max. Also, Ultra-Gay. He/Him.
Dr Jan Eldridge @astro-jje.bsky.social NZ theoretical astrophysicist studying exploding binary stars. Sci-fi addict, feminist, non-binary femme. Pronouns: she/her/they. All views my own.
Fun Fact Science with Kovi @funfactscience.com Astrophysics PhD candidate studying stars that go snap, crackle, and pop - communicating scientist - meme aficionado. 
Benjamin Pope @benjaminpope.bsky.social Australian astronomer
he/him
Sydney/Gadi
Sophia Gad-Nasr @astropartigirl.bsky.social I do cosmology and astroparticle theory. I pick apart the Universe to figure out how it works. Science Advisor. Dark Matter hunter.
🇵🇱✡️🇪🇬☪️
Taraustralis @taraustralis.bsky.social Did a lot of stuff over at the blue bird before the bots took over. Now, I’m here.
Australian
TV Producer
Creative
Adventurer
Sydney, Australia
Sera Markoff @profsera.bsky.social Plumian Prof in Astro @U Cambridge & Prof Astro-/Particle Physics @U Amsterdam. All things black hole, member: Event Horizon Telescope, Africa Millimeter Telescope, CTAO. Space, sci-fi, cats, music, valve amps, other unabashed geekery. www.seramarkoff.com
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.
Rocket Woman @rocketwoman.bsky.social Planes, Space, STEM, DEI and all things - working to create more equitable spaces and diversity in STEM. She/Her 🚀 and ✈️ Student Pilot - Aerospace Eng - Talent Acquisition
CosmicPinot @cosmicpinot.bsky.social Brian P. Schmidt: Astronomer at Mt Stromlo Observatory, Vigneron and Winemaker Maipenrai, Vice Chancellor Australian National University, Nobel Laureate Physics
NANOGrav PFC @nanograv.bsky.social A NSF-funded Physics Frontiers Center using pulsars to search for low-frequency gravitational waves! They/Them/Theirs
Dr Adelle Goodwin @astrodel.bsky.social Astrophysicist at Curtin Uni. Trying to understand black holes by watching them destroy stars 💫
Tara Murphy @taramurphy.bsky.social Professor and Head of School of Physics at the University of Sydney. Radio astronomer looking for transients and gravitational wave events. OzGrav CI. Teaching physics and the apocalypse. https://taramurphy.github.io
Views expressed here are my own :)
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/
Dr. Heloise Stevance @sydonahi.bsky.social Astrophysicist - Schmidt A.I. in Science Fellow - Oxford Uni - she/they
Sky surveys
Exploding stars
Hungry black holes
AI Literacy
Beatrice Tinsley Lecturer 2021
Caroline Herschel Prize 2024
hfstevance.com
Dr. Sarafina El-Badry Nance @starstrickensf.bsky.social Astrophysicist. Author of STARSTRUCK (PEN/E.O. Wilson Longlist, NCBA finalist, a Penguin Random House Common Read). 🧿🇪🇬 BRCA+ occasional model, fervent activist.
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
stephi bernard @stephoebe.bsky.social astronomy and space science educator in melbourne ✨🔭🌌🛰️
Karlie Noon @karlienoon.bsky.social Gamilaroi yinarr (woman), astronomer, author, science communicator, and gamer girl.
Guardian Australia @australia.theguardian.com ✍️ Contact and complaints: https://www.theguardian.com/info/2013/may/26/contact-guardian-australia?CMP=aus_bsky
📨 Newsletters: http://theguardian.com/emails?CMP=aus_bsky
📰 Contribute: http://bit.ly/gdnausupport
Physgal ⚛️ @physgal.bsky.social University physics lecturer and Associate Dean, Learning. Physics demystifier. Supporter of girls and women in physics. CAP Teaching Medal 2018, 3MNTF 2023. She/her Ph.D.
Teagan Clarke @astroteagan.bsky.social Postdoc | gravitational-wave astronomer | Princeton University | 💫 🏳️🌈 🇦🇺
Katie Auchettl @kaamau.bsky.social Excited about all the things related to stellar death & black holes.
Shanika Galaudage @astronerdika.bsky.social 🕵️ Investigator of ripples in space-time | Astrophysicist
✨ Postdoc fellow | CIERA + Adler Planetarium 🇺🇸
linktr.ee/astronerdika | 🇦🇺🇱🇰(she/her)
Dr Kat Ross @astrokatross.bsky.social Astrophysicist based in Boorloo Perth, WA | she/they | ADHD | 🏳️🌈🏳️⚧️