Fabian Polnitzky @fabian-polnitzky.bsky.social PhD student in Astrophysics at @rwth.bsky.social | Mapping the structure of the Milky Way | Studying protoplanetary discs | Resolving merge conflicts
https://fabianpolnitzky.github.io/
he / him
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
Nature Astronomy @natastron.nature.com A Nature journal dedicated to presenting the very best research across the disciplines of astronomy, astrophysics, cosmology and planetary science.📡
www.nature.com/natastron- M Cam Swiggum @mac0598.bsky.social Astronomy PhD student @ University of Vienna
Alexis Quintana @alexis-space.bsky.social Astronomy postdoc fellow in LIRA (@liraastro.bsky.social), Paris Observatory (@obs-paris-psl.bsky.social) in 🇨🇵.
Works on OB stars, stellar associations & clusters and Galactic structure & dynamics.
From 🇧🇪, previously in 🇬🇧 and 🇪🇦.
he/him
Juan Diego Soler @juandiegosoler.bsky.social Colombiano • Astrofísico • Divulgador científico • Columnista
@elespectador.com • Autor de #RelatosDelConfinDelMundo: https://tinyurl.com/libroJDS
Dr./Prof. Cara Battersby @battersbot.bsky.social Astrophysicist, educator, and mama who likes to play outside. Low-key vibes, fancy degrees. I believe that which unites us is greater than that which divides us, so let's find common ground. Associate Professor at UConn, views my own.
ESA Space Science @science.esa.int Keeping you posted on space science activities from the European Space Agency.
Web: http://www.esa.int/science
Privacy Notice: esa.int/connectwithus
#astronomy #space #science
Graham Smith @grahamsmithastro.bsky.social Professor, University of Birmingham
Project Scientist, LSST:UK
grahamsmithastro.com
All views are my own
Real Observatorio Astronómico de Madrid @ignrobsmadrid.bsky.social Real Observatorio Astronómico de Madrid, Instituto Geográfico Nacional
@transportesgob
Landru79 @landru79.bsky.social Jacint Roger
---ACAB---
Manuel Behrendt @manuel-behrendt.bsky.social Astrophysicist @ LMU/MPE
Space Telescope Science Institute @stsci.edu STScI is the Science Operations Center for Webb, Hubble, and Roman space telescopes, & Mission Operations Center for Webb. We help humanity explore the universe with advanced space telescopes and data archive. news.stsci.edu
European Space Agency @esa.int Elevating the future of Europe through space.
Please see our Privacy Notice: https://esa.int/connectwithus
Leticia González @letigonzalez.bsky.social 🇪🇸
Chemist • Professor at University of Vienna • Theoretical chemistry, quantum chemistry, excited-state dynamics •
Home of SHARC 🦈
Senior Editor of ACS Central Science •
Board of Directors, Cluster of Excellence MECS ☀️
She/her/wife/Mom of 2
Claudia Lagos @cdplagos.bsky.social Astronomer and associate professor at the University of Western Australia.
Catherine Zucker @catherinezucker.bsky.social Astronomer at the Center for Astrophysics | Harvard & Smithsonian, focused on mapping our Milky Way 🌌. 🐰 and 🐱 mom. 🌱. 
Attila Kovacs @attipaci.bsky.social Astrophysicist / technologist at the MPIfR, software developer, foodie, parent in training for a tween, household servant, and expert field researcher of alcoholic beverages.
Andreas Brunthaler @brunthal.astrodon.social.ap.brid.gy Astronomer at the Max Planck Institute for Radio Astronomy
Main interests are the Milky Way and the Local Volume.
[bridged from https://astrodon.social/@brunthal on the fediverse by https://fed.brid.gy/ ]
Brandt Gaches @brandt-gaches.space Disabled astronomer/astrochemist. Emmy Noether group leader @ University of Duisburg-Essen.
Astrobot @bot.astronomy.blue Hi! I'm a friendly bot that manages sign-ups to the Astronomy feeds.
You can sign up to the feeds with "@bot.astronomy.blue signup".
I can also tell some bad jokes 😇
Managed by @emily.space.
Stellar Origins 2025 @ Vienna @stellarorigins2025.bsky.social Sept. 15-19, 2025 - Vienna (Austria) ✨🌌
Topics: Galactic and Extragalactic Star Formation, Structure & Dynamics of the ISM, IA and ML
website: https://stellarorigins2025.univie.ac.at/
Posts under the hashtag: #stellarorigins2025
Brett McGuire @brettmcguire.bsky.social Asst Prof of Chemistry @MIT. Professional astrochemist, spectroscopist, radio astronomer. Amateur photographer, dungeon master, cook, jogger. He/him/his.
Til Birnstiel @birnstiel.bsky.social Professor for Astrophysics at LMU Munich. www.til-birnstiel.de
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
Miguel Vioque @mvioque.bsky.social Astronomer from Sevilla. PhD from University of Leeds and ESA. Worked for ALMA in Santiago and now research fellow at ESO-Munich. Love star and planet formation. Many hours with Gaia. https://mvioque.github.io
Akimasa Kataoka @astroaki.bsky.social Astronomer working at NAOJ, Japan. I'm posting in Japanese by believing the automatic translation to English works well now.
Matthieu Schaller @mschaller.bsky.social Lecturer in numerical cosmo @ LION+STRW Leiden University. Lead dev. of @swiftsimulation.bsky.social astro and cosmology code. #HPC. Creator of fake universes; all including cheese. 🇨🇭
www.matthieuschaller.com
Steven Rieder @stevenrieder.eurosky.social Also @rieder.mastodon.social.ap.brid.gy, here to read more than to post.
Rob Crain @robcrain.bsky.social Astrophysicist. Dad. Tired. 
Alessandra Candian @donnainfiorino.bsky.social Assistant Prof. at @api.uva.nl in Amsterdam | Astrochemistry | Carbon Molecules & Dust | Titan | Interdisciplinary Education | #EDI | WiF board @wif.bsky.nl | #OpenScience | Working Mum | Lazy Runner | opinions my own 
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
Gijs D Mulders @gijsmulders.com Exoplanet Astronomy
Assistant Professor
Santiago de Chile
http://gijs.cl
\m/
Łukasz Tychoniec @ltychoniec.bsky.social Postdoctoral researcher at Leiden Observatory.
Cats, coffee, space, JWST.
Andreas Lundgren @hafden.bsky.social Astrophysicist at LAM (Laboratoire d’Astrophysique de Marseille) working on CONCERTO data, and devoting time to Event Horizon Telescope and AtLAST. Also spent considerable number of nights at the SEST, APEX and ALMA in Chile.
Nienke van der Marel @nienkemarel.bsky.social Assistant professor of astronomy at Leiden Observatory | Leiden University | Formerly 🇨🇦&🇺🇲 | Planet formation | ALMA | Astromom | Outreach | She/her/hers | Views my own
Atacama Large Aperture Submillimeter Telescope @atlastdesign.bsky.social Development study for a next-generation 50-meter aperture single-dish sub-millimeter astronomical facility powered by renewable energy. Website: atlast.uio.no. 
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
Bibiana Prinoth @bibianaprinoth.ch 🇨🇭
• ESO fellow @eso.org exploring exoplanet atmospheres 🪐 🔭 🇩🇪
• PhD from Lund Observatory 🇸🇪 & ESO 🇨🇱
• passionate about all things outreach and science communication ✨- C Caryl Gronwall @carylgronwall.bsky.social Astronomer at Penn State
Peter Gao @planetarygao.bsky.social Staff Scientist @ Carnegie EPL. Planetary and exoplanet atmospheres. He/Him/His. Black Lives Matter. Trekkie. Opinions are my own.
Galaxy Map @galaxymap.bsky.social The first accurate and detailed maps of the Milky Way and ways to promote and visualize them (including VR).
Website: https://kevinjardine.dev
Tip jar: https://tiptopjar.com/kevinjardine
Alyssa Goodman @alyssagoodman.bsky.social Astronomy Professor at Harvard. Founder of glue solutions, inc. & http://path-to.org. Views are my own. 
Dr. Scott Wolk @unknown-astronomer.bsky.social Flight director, hockey goalie, college dad. Not necessarily in that order.
Josh Peek @jegpeek.bsky.social 
Sierk van Terwisga @sierkdoesscience.bsky.social I'm an astronomer working with ALMA on the destruction and chemistry of protoplanetary disks. Currently a postdoc at the IWF and no longer living from boxes!
NASA Webb Telescope @nasawebb.extwitter.link ⚠️ MIRROR OF twitter.com/NASAWebb
⚠️ If you own the original account and want to claim this, please contact @twttr-mirrors.bsky.social
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
Katja Fahrion @katjafah.bsky.social Astronomer, Marie Curie Fellow at Uni Vienna, studying nuclear star clusters, globular clusters and galaxies. She/her
Paul McMillan @mcmillan-astro.bsky.social Astrophysicist working on Milky Way dynamics and Gaia data. University of Leicester. Views expressed are my own.
Website: https://paulmcmillan-astro.github.io/
Pau Ramos @brugalada.bsky.social Milky Way dynamicist, working mostly with Gaia data, and also a member of the JASMINE project. Currently living in Japan 🇯🇵
I love cinema, music, manga and the stories I get to experience through videogames. 
Jos de Bruijne @astrojos.bsky.social Father of 2, husband, hobby wildlife photographer, #AFOL. Astronomer at European Space Agency @ESA working @ESA Gaia & @ESA ESDC. Tweets are my own. He/him/his.
Florent Renaud @florenaud.bsky.social Astrophysicist making galaxies crash and computers collide. Or the other way round 🔭
Research professor (directeur de recherche) in astrophysics at CNRS / Strasbourg Observatory, France 🇫🇷 🇪🇺
Mike Kuhn @mikeakuhn.bsky.social Astronomer interested in star formation and statistics. Senior Lecturer at the University of Hertfordshire. Formerly Caltech, Universidad de Valparaíso, and Penn State. https://star.herts.ac.uk/~kuhn/- G Greg Herczeg @gregherczeg.bsky.social Welcome to the medium place.
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 🇦🇺🇨🇦. Opinions ∉ UCSC.
Santa Cruz CA, USA. He/him. bryangaensler.net
Dr. Teresa Valdivia-Mena @terevaldivia.bsky.social (Radio)Astronomer 🌟 she/her
Postdoc fellow at European Southern Observatory
Known as the streamer girl
Cosima Eibensteiner @astrocosi.bsky.social Austrian Astronomer -- Jansky Fellow at NRAO | exploring the space between stars in nearby galaxies 🔭 | Did my PhD at Uni Bonn & IMPRS | BA BSc MSc at Uni Wien 🇦🇹 | misses Marillenknödel
Ilaria Pascucci @pascucci.bsky.social Astrophysicist and Planetary Scientist. Professor at the University of Arizona. Fellow, American Astronomical Society. Outdoor enthusiast with a love for hiking, biking, and dogs.
Sierra Grant @sierragrant.bsky.social Carnegie Fellow at the Earth and Planets Laboratory. Protoplanetary + circumplanetary disks. Formerly at MPE, BU, and University of Michigan. She/her. #BiInSci 🏳️🌈✨🔭 Opinions are my own.
sierragrant.com
Tom Megeath @megadeath.bsky.social Astronomer studying the birth of stars, rust belt academic, connoisseur of beer inspired acronyms, closet Dadaist, & child of immigrant.
Mathias @lechtl.bsky.social Astronomy and Physics Student @univie.ac.at, he/him
isak @isakndbr.bsky.social your friendly neighbourhood open cluster enthusiast| galactic archeology & mapping | he/him
Data Science @ Uni Vienna @ds-vienna.bsky.social Our research network is a hub for all #DataScience activities @univie.ac.at #univienna
https://datascience.univie.ac.at
gaia memes for parallax < 0.01 as connoisseurs @gaiamemes.bsky.social memes about your favorite telescope at L2
Star Cluster Memes For Stellar Overdensity Teens @starcluster.meme star cluster memes worse than your isochrone fit 📉
voted #1 Blanco 1 fan by the Blanco 1 fan club
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John Lewis @astrojthe3.bsky.social Learning and Education Design specialist, Software (Python/vue.js) dev, PhD Astronomy, @harvard.edu @cosmicds.bsky.social, 🔭✝️
Comments, RTs, likes are all me and represent on one else
astropy @astropy.org A community effort to develop a common core package for Astronomy in Python and foster an ecosystem of interoperable astronomy packages.
Web: astropy.org
Source: github.com/astropy/astropy
Docs: docs.astropy.org
Tutorials: learn.astropy.org
Alena Rottensteiner @rottenstea.bsky.social Astrophysics PhD student in Vienna 🇦🇹& Munich 🇩🇪
Mapping the star formation landscape ✨🪐🌌
Heidi Weinhäupl @hweinhaeupl.bsky.social SciComm @ Faculty of Earth Sciences, Geography and Astronomy @univie.ac.at, Austria / interested in 🌍🌿#anthropocene, #astrophysics, #anthroposphere, #equality, #diversity in science, #SocialAnthropology #Ecuador
João Alves @joaoalves.bsky.social Professor of Astrophysics at the University of Vienna
Universität Wien / University of Vienna @univie.ac.at Offizieller Account der Uni Wien / Official account of University of Vienna.
Es postet http://communications.univie.ac.at 💬
Impressum: http://go.univie.ac.at/impressum Netiquette: http://go.univie.ac.at/netiquette
Bluesky @bsky.app official Bluesky account (check username👆)
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