Flex @waterford.bsky.social Love exploring new places, stories, and ideas — from Theatre, Books, and Movies to Sport, Music, and Food. Fascinated by the skies above - Meteorology & Astronomy, and my roots in the past - Genealogy.
Proudly from Waterford, Ireland... 🌍 🇮🇪 🇪🇺 🏳️🌈 🌎
@myirishbooks.ie @myirishbooks.ie 
Shane Bergin @shanedbergin.bsky.social Physicist & Associate Professor in science education at UCD Dublin. Interested in public engagement with science & informal education. Council member of Gaisce. Fellow of American Physical Society. Children’s book author; podcaster; & radio regular.
Alan Kelly @akellyucc.bsky.social Personal ramblings about the world we live in and life in general, especially science and culture. Frequent puns and dogs. Professor and food scientist at @ucc.bsky.social
Hank Green @hankgreen.bsky.social Long Time Internet Guy
Nicole Gugliucci @noisyastronomer.com Physics professor, astronomer, educator, science communicator in NH, US. Lover of dogs, spec-fic, weights, and good trouble. She/they.
Opinions my own. RTs≠endorsements. Most older posts auto-delete.
I swear a lot.
https://bio.link/noisyastronomer
Leo Enright @ollopa11.bsky.social "The Guy from Irish TV" at NASA for 50 years (and counting)! Ex Foreign Hack at BBC News & RTE News; now see/hear me live on space on BBC, RTE, Newstalk FM @aljazeera.com etc
James Davenport @jradavenport.com Astronomy professor in Seattle. Coffee drinking, year-round-plaid wearing, joke telling space dad. Searching for ET, caring for humans.
https://jradavenport.github.io
🔭☕️🎤
László Molnár @lacalaca85.bsky.social Astronomer, ally, dad, 'SeismoLab' Forefront grant PI. I play with space telescopes. Bilingual tweets (ENG/HUN), views my own.
RTÉ News @news.rte.ie RTÉ News and Current Affairs - Irish and International News
Squidge Rugby @squidgerugby.bsky.social Here on the condition people can be normal about Antoine Dupont
Rob @robosullivan.bsky.social Irish Science Communicator. Bleeding heart lefty.
Views are those of the parasitic alien attached to my brainstem.
I won't follow back if you're not using alt text.
Dan Carlin @dancarlin.bsky.social Host of Hardcore History. I do other stuff too. Find our (free) irregularity updated newsletter at https://dancarlin.substack.com
Website: www.dancarlin.com
Lindsay Ellis @lindsayellis.bsky.social contact: christopher at nebula dot tv
WWN @waterfordwhispers.bsky.social https://waterfordwhispers.shop/
Ciara | Ciaraíoch 🎨 @ciaraioch.bsky.social Cartoonist/Illustrator/Doodlemonger | Sí/í/YerWan | "Keer-ee-uhk" | 🇮🇪
📨 Work Queries: ciaraioch.art@gmail.com
🎨 Prints: https://www.ciaraioch.com/artprints
📜 Newsletter: https://www.ciaraioch.com/newsletter
🫙 Tip Jar: https://www.ciaraioch.com/tip-jar
Seóna @seona-ni.bsky.social Irish mature student of physics with Open University. Just here to listen to cleverer people
Jacobs Physics @jacobsphysics.bsky.social Physics program consultant; sports broadcaster; umpire. (Edna fan art by @aldescery)
Official blog: https://jacobsphysics.org
Paul O'Donovan @paulodonovan.eurosky.social 🇪🇺🇮🇪🇺🇦 Cork born, small country favourer, food scientist. Academic Secretary of University College Cork @ucc.ie Member of Senate, National University of Ireland Ex Welsh Gov; WDA; ADAS; MAFF. Views own. 📸Monumental Reckoning, Dana King, Golden Gate Park, SF
@deptoffhed.bsky.social @deptoffhed.bsky.social 
Brian O'Halloran @playingwithdust.bsky.social Die hard Cruyffian. Ex astrophysicist. QPR devotee, for my multiple sins. Single parent.
Dr. Victoria Grinberg @vicgrinberg.mastodon.social.ap.brid.gy - professional PhD astrophysicist #XraysAreTheBestRays
- published author & artist
- #ClimateCrisis & Astronomers for Planet Earth
- science communication […]
🌉 bridged from ⁂ https://mastodon.social/@vicgrinberg, follow @ap.brid.gy to interact
Marieke Baan @mariekebaan.bsky.social Sterrenkunde ⭑ SciComm ⭑ Planetoïde (12631) Mariekebaan ⭑ Hoofd Comm NOVA/astronomie.nl ⭑ secretaris VWN ⭑ NL-mediacontact ESO ⭑ IAU-secretaris commissie C2 ⭑ EAS-press officer ⭑ Space Cowboyspodcast ⭑ ex-NOS ⭑ Utrecht, NL
EAS Annual Meeting @eas-meeting.bsky.social Official Account of the EAS Annual Meeting #EAS2026Lausanne
https://eas.unige.ch/EAS2026/
Tom Gauld @tomgauld.bsky.social Cartoonist and Illustrator. My book of science cartoons, PHYSICS FOR CATS, is available now! www.tomgauld.com
Roman for Scientists @nancyromansci.bsky.social NancyRomanSci is managed by the Roman Science Centers and provides researchers with the most up-to-date information related to doing science with NASA's Nancy Grace Roman Space Telescope
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
Dropout @dropout.tv a comedy streamer with all of your favorite shows
🧔♂️ Game Changer
📢 Make Some Noise
🎲 Dimension 20
🫂 Very Important People
🐷 Smartypants
dropout.tv
Benne W. Holwerda @benneholwerda.bsky.social Dad, Professor of Astronomy at the University of Louisville. He/Him/hey you. Opinions are my own. As are the typos.
Astronomy, datascience, ethics & occasional US/EU politics. 
PhET Interactive Simulations @phetsims.bsky.social Increasing #STEM literacy worldwide with free interactive simulations! #edusky #OER #edtech #math #science #physics #chemistry Interact, Discover, and Learn!
Support PhET - https://giveto.colorado.edu/phet-interactive-simulations/?a=10492436
David Webb @djphysicswebb.bsky.social Thinks a lot about teaching and learning. Retired physicist. Hunts for demographic inequity within the system.
#EduSky 🍎 #Science 🧪
Sean Carroll @seanmcarroll.bsky.social Physics, philosophy, complexity. @jhuartssciences.bsky.social & @sfiscience.bsky.social. Host, #MindscapePodcast. Married to @jenlucpiquant.bsky.social.
Latest books: The Biggest Ideas in the Universe.
https://preposterousuniverse.com/
Carlow Weather @carlowweather.bsky.social Alan O'Reilly from Carlow Weather offering weather updates and forecasts for Ireland along with local photos. Brand Ambassador for Autoimage Carlow
Astrobites @astrobites.bsky.social Digestible summaries of the latest astronomy research. Written by an international team of grad students for undergrads! Supported by the @AAS_Office. #scicomm
@ifut.bsky.social @ifut.bsky.social 
Luke O’Neill @lukeanthonyoneill.bsky.social Immunologist
Emily Hunt @emily.space Postdoc @univie.ac.at working on star clusters & machine learning.
Also: open web developer & enthusiast, working on @astrosky.eco and more
🏳️🌈 🏳️⚧️ (she/her), Ⓥ
Website: https://emily.space
GitHub: https://github.com/emilyhunt
Brady Haran @bradyharan.bsky.social Videos & Podcasts
More about my work at: https://linktr.ee/bradyharan
Dr Becky Smethurst @drbecky.bsky.social Astrophysicist studying how supermassive black holes affect galaxies (s/h). I get overly enthusiastic about space (and cats) on YouTube: http://www.youtube.com/drbecky
Robert Massey @robertmassey.bsky.social Dad, Deputy Director RAS and Honorary Visiting Professor Sussex University. All views my own. Makes 'good' trouble.
JayIsPainting 🍁 @jayispainting.earthskyart.ca Artist in progress. Living on Treaty 6 land. Art, science, space & politics (sorry about that) Dad to Samwise. Storms & stuff. He/him. No AI, No NFT. https://earthskyart.ca #art #painting #sciart #fod #biking
Ciarán Seoighe @ciaranseoighe.bsky.social Deputy CEO of Taighde Éireann - Research Ireland.
Sherwood Observatory @sherwoodobs.bsky.social Inspiring STEM learning, growing future skills, bringing prosperity through our Planetarium, Observatory and Science Centre
European Space Agency @esa.int Elevating the future of Europe through space.
Please see our Privacy Notice: https://esa.int/connectwithus
Morning Somewhere @morningsomewhere.bsky.social IT’S MORNING SOMEWHERE!
Join Burnie Burns and Ashley Burns every weekday morning for a coffee-fueled chat about what’s happening in our world.
Listen at morningsomewhere.com
Support us at patreon.com/morningsomewhere
Research Ireland @researchireland.ie Ireland’s new competitive research and innovation funding agency
National University of Ireland @nuimerrionsq.bsky.social National University of Ireland is a federal university comprising 4 constituent universities and a number of other educational institutions.
RCN: 20000035
University College Cork @ucc.ie A world-leading research university, dedicated to securing a sustainable future for all. Find the latest research, news and events here.
TheBlindboyPodcast @blindboyboatclub.bsky.social Author and podcaster #ActuallyAutistic
Twisteddoodles @twisteddoodles.bsky.social Cartoonist, scientist. I draw cartoons for newscientist. I wrote a book once. 
Luca Matrà @lucaroundtheworld.bsky.social Astronomy. Exocomets. Great Outdoors. 📡☄️🏕️ Associate Professor @ Trinity College Dublin. Views my own.
TG4 @tg4.bsky.social 💚 Tír gan Teanga - Tír gan Anam
🧿 Súil Eile
📺💻📱TG4.ie
Astronomy On Tap: Cork @aotcork.bsky.social Public astronomy talks and trivia in Cork City, Ireland (the true capital!)
Johanna Vos @johannavos.bsky.social Astrophysicist studying Exometeorology | Associate Professor & Royal Society University Research Fellow at Trinity College Dublin | Visiting Scientist at American Museum of Natural History | she/her | https://johannavos.github.io/
Emily Rice @emilylrice.me Astronomer at CUNY & AMNH, CEO of STARtorialist, HQ for Astronomy on Tap, I guess I’m trying to make science fun?
My shop: shop.STARtorialist.com
Prof Anna Watts @profannawatts.bsky.social Professor of Astrophysics @ Univ. of Amsterdam. Neutron stars, pulsars, dense matter, X-ray astronomy. Mom, Migrant. "Particles in stars blah blah". Does science with NICER on the International Space Station and schemes for EVEN BIGGER SPACE TELESCOPES.
NSF–DOE Rubin Observatory @vrubinobs.bsky.social Get ready for a new era in astronomy and astrophysics with Rubin Observatory!
Para español siga a Instagram: http://instagram.com/rubin_observatory
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
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. 
Kat Troche @kuiperkat.org Professional amateur astronomer with astrosociety.org + aaa.org 💫
Emmy + Webby winner 🏆
Have scope, will travel 🔭
Opinions are my own 👩🏻💻
linktr.ee/kuiperkat
Karen Masters @karenlmasters.bsky.social Prof. of Astronomy and Physics, Haverford College. PI of Galaxy Zoo. Radio astronomer. Check out my latest book “The Astronomers Library” about books, libraries and astronomy - three of my favourite things. Brit/US.
Daniel Abraham @abraham.bsky.social Novelist, screenwriter, and the James half of James SA Corey. Will block on tone.
He/him
office@danielabraham.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.
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)
Ed Zitron @edzitron.com British, But In Las Vegas and NYC
ezitron.76 Sig
Newsletter - wheresyoured.at
https://linktr.ee/betteroffline - podcast w/ iheartradio
Chosen by god, perfected by science
CEO at EZPR.com
Niels Warburton @nielsw.bsky.social Assistant Professor at University College Dublin. Researcher in gravitational wave science. Spokesperson for the LISA Consortium.
This is my personal feed so posts are a combination about gravitational waves and cycling infrastructure in Dublin.
Saavik ‘Careful of the Ankle’ Ford @saavikford.bsky.social CUNY Astro prof, AMNH research assoc, runner, astronomer, crafter, camper, gardener, mom, all opinions completely my own (she/her)
John Scalzi @scalzi.com I enjoy pie.
Social Media FAQ: https://whatever.scalzi.com/2025/04/16/the-official-john-scalzi-social-media-faq/
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
Molly White @molly.wiki writes citationneeded.news • runs @web3isgoinggreat.com and @influence.citationneeded.news • tech researcher and cryptocurrency industry critic • software engineer • wikipedian
support my work: citationneeded.news/signup
links: mollywhite.net/linktree
💗💜💙
web3 is going just great @web3isgoinggreat.com tracking only some of the many disasters happening in crypto, defi, NFTs, and other blockchain-based projects since 2021 • created by @molly.wiki
web3isgoinggreat.com
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
Vajra Chandrasekera @vajra.me Writer, Colombo. Wrote THE SAINT OF BRIGHT DOORS (2023, Nebula, Ignyte, Crawford, and Locus awards) & RAKESFALL (2024, Le Guin Prize and Otherwise award.) https://vajra.me
Kate Clancy @kateclancy.bsky.social Feminist science professor at the University of Illinois. Labor organizer. Author of PERIOD. Out 8/26: PREGNANCY INTERRUPTED: The Science and Stories of How Pregnancies Really End. Settler, queer. 🍉
Pre-order here! http://bit.ly/4y4DMkB
Ann Leckie @annleckie.com Author of the award-winning Ancillary Justice. Lives in St Louis.
Meg Schwamb @megschwamb.bsky.social Planetary scientist & astronomer at Queen’s University Belfast: KBOs, Planet Four(Mars), exoplanets (Planet Hunters NGTS) ,LSST SSSC co-chair. Opinions posted are my own. Pronouns: she/her
Marco Langbroek @marcolangbroek.bsky.social Lecturer in optical Space Situational Awareness at Delft Technical University, faculty of Aerospace. Spy sats, missiles, meteorites, asteroids. Asteroid (183294). Lapsed Archaeologist (PhD). Rowing. CFS. Opinions my own.
blog: http://sattrackcam.blogspot.c
Dirk Scholte @dirkscholte.bsky.social Postdoc at The University of Edinburgh Institute for Astronomy | Galaxy Evolution | Previously PhD at UCL and science outreach at Jodrell Bank Observatory. 🇳🇱 in 🇬🇧
Dan F-M @dfm.io Retired computational astrophysicist
Interpretability at Anthropic; prev Google DeepMind, Simons Foundation, Journal of Open Source Software
(he/him)
https://dfm.io // https://github.com/dfm
Slavko Bogdanov @slavkobogdanov.bsky.social Astrophysicist ordinaire. Columbia University.
slavko.org
Randall Munroe @xkcd.com 
Chris Lintott @chrislintott.bsky.social Astronomer, writer and zookeeper. Oxford, Gresham and the Zooniverse. The human half of the Dog Stars podcast. New book: 'Our Accidental Universe' (UK/rest of world) and 'Accidental Astronomy (US) now out.
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
The Open Journal of Astrophysics @ojastro.bsky.social A peer-reviewed Diamond Open-Access Astrophysics journal using an arXiv overlay. This community-run service is provided entirely free for authors and readers.
https://astro.theoj.org/
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
NANOGrav PFC @nanograv.bsky.social A NSF-funded Physics Frontiers Center using pulsars to search for low-frequency gravitational waves! They/Them/Theirs
Benjamin Pope @benjaminpope.bsky.social Australian astronomer
he/him
Sydney/Gadi
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.
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.
Carrie Tremmpleton @chaoscarrie.bsky.social Instructional designer in tech who likes coffee, food, books, art, powerlifting, and my cats. 
Dr Rachael Livermore @rclivermore.bsky.social Astrophysicist, science communicator, educator, convention organiser
Michael Merrifield @astromikemerri.bsky.social Emeritus professor of astronomy at the University of Nottingham. Too frequent appearances on YouTube. All my own views.- J John Regan @jaregan.bsky.social Astrophysicist at Maynooth University in Ireland. Trying to figure out how massive black holes formed and evolved in our Universe. Mayo GAA fan and supporter.
Peter Coles 🏳️🌈 🏳️⚧️ 🇮🇪 @telescoper.bsky.social Theoretical astrophysicist specializing in the Universe and all that surrounds it. Based in Ireland. Personal account. Call me old-fashioned but I don't like fascists. He/him/his.
Blog: telescoper.blog
Michael Tremmel @michaeltremmel.bsky.social Astrophysicist, Cat Dad, Comic book enthusiast. Lecturer at University College Cork (Ireland)
He/Him
https://mtremmel.github.io