Mathew Madhavacheril @msyriac.bsky.social Asst. Professor at the University of Pennsylvania
Theoretical and computational cosmology
(he/him)
Daryl Janzen @darylj.bsky.social philosophical physicist/cosmologist interested in understanding what reality is.
@socalsista.bsky.social @socalsista.bsky.social Pro California, Pro Constitution, Pro Science, Pro Multi-culturalism & Multi-Lingualism, budding gardener, Educator, Unaffiliated, English/Spanish, LDS, ADHD, neurodivergent ¡Hola! Hello!
TP Blakewell @tpblakewell.bsky.social This is an old account from 2025 when the 1st edition of Light Up The Darkness was published. The posts herein are associated with that edition only and have nothing to do with the completely different 2026 2nd edition on LightUpTheDarknessBook.com
VSA-TOE @bluetrain5.bsky.social Vector Synthesis Algorithm
Dedicated to the Cherished❤️
#VSA-TOE #7Dancers #TPL
Mr.devil1432 @mrdevil1432.bsky.social I am strong. / I will rule the world
I am enough. / the gift of time- A @alejandrop2325.bsky.social @alejandrop2325.bsky.social
The Hypothesis Lab @thehypothesislab.bsky.social THL is being designed to educate users in AI literacy and explore what is possible when humans and AI work together to solve problems in order to build a future with a fully educated and empathetic human populace. Read our first paper at: hypothesislab.net
Anto Idicherian Lonappan @antolonappan.me 🌀 Cosmologist | UCSD Postdoc
🔭 Cosmic Microwave Background | @simonsobservatory.org, CMB-S4, LiteBIRD.
Bluefors @bluefors.com Bluefors builds the world’s most accessible, innovative and reliable cooling solutions for quantum technology. Our systems are relied upon by thousands of scientists to cool bright ideas into reality. Find out more: https://bluefors.com/
#CoolForProgress
SSDG @ssdg123.bsky.social 
Hypothesis Falsifier @simeonhellerman.bsky.social human, family guy, thinker, physicist, professor
(in order of importance)
it is what it is... but it's not THAT!
based and science-pilled.
my papers here: https://tinyurl.com/SHpapers
views expressed are NOT those of my employer. (tho they SHOULD be)
@7linelady.bsky.social @7linelady.bsky.social 
Zhongbo Kang @zhongbok.bsky.social Theoretical Physicist at UCLA Physics & Astronomy
https://kang-research-group.physics.ucla.edu
X-POD™ @xpodtech.com “A global technology leader developing advanced occupant‑safety solutions, including the Safety‑X‑Pod®—an ejectable, crash‑proof passenger cocoon with an integrated Environmental Control and Life Support System.” https://xpodtech.com/
Astronomy Acres @astronomyacres.com Astronomy Acres Remote Observatories (AARO) is a remote hosting observatory for astrophotographers nestled under Bortle 1 skies in rural SW New Mexico.
To learn how we can host your gear - visit https://astronomyacres.com
@jarubinom.bsky.social @jarubinom.bsky.social 
Prof. Brian Keating @drbriankeating.bsky.social Decoding the cosmos with quirky vids & atomic dad jokes that never bomb • Chancellor's Prof @UCSanDiego • Host of the Into Impossible Podcast. Interviewed 400+🧠Join my 15,000 sub weekly hard STEM newsletter https://BrianKeating.com 
Atacama Cosmology Telescope @act-pol.bsky.social Investigating the structure and evolution of the universe with the six-meter telescope which observed from 5190 meters elevation on Cerro Toco in northern Chile
Jon Engelsman @engelsman.bsky.social engineer // ground software and satellite scheduling @ umbra space 📡🛰️ // previously ops and r&d in telecom, energy and aerospace // engelsjk.com
Thomas Sch. @thomassch1970.bsky.social Curious SW Dev|Hobby astronomer|Roman history lover|Embedded software|drivers, BSPs, FPGAs, µCs, Linux & VxWorks.
CO2 decrease? nuclear energy! I stand with Israel
Jenna Moore, Ph. D. 🔭✨ @drjmo.bsky.social 
J R D M B @jrdmb.bsky.social Cosmology Researcher Talks database https://jrdmb.netlify.app/crt.html and other DBs of cosmology resource materials. Enjoy dog/animal stories, human interest stories, tech stuff, SF Bay Area outdoors. Same handle on twitter and scicomm.xyz (Mastodon)
David @djmongin.bsky.social Father, Husband, Retired mathematics teacher
Daniel Thorngren @dpthorngren.bsky.social Davis Fellow at Johns Hopkins studying exoplanet interiors with computer modelling and statistics. Website: dpthorngren.github.io/index.html
Logan Jones @astrolojo.bsky.social dark circles and spectral lines
Astronomy postdoc • Perpetually online • Probably napping on the couch
Bryan J. Field @bryanjfield.bsky.social Program Manager for the Cosmic Frontier in DOE Office of Science. Theoretical physicist. Former professor. Sometime poet. Minor playwright. Major pain at times. LLM != AGI. All posts are my own.
https://bio.site/bryanjfield
Callista @callistamoonrise.bsky.social PhD Scientist | writer | economist | eclectic ADHD | American in Aotearoa/NZ | liberal | Booksky | Astronomy | INFJ | Lucifan | kind | LGBTQIA+ ally |
X makes 35% of its revenues from subscriptions. Don't enable him please by paying for one.
Bernhard Huwyler @bhuwyler.bsky.social Redaktor und Themenplaner Auslandredaktion SRF, Swiss TV. Space Nerd
Mark Beeney🗿 @markbeeney.bsky.social Retired nurse, gardening, astronomy wildlife
⛔️ DM’s
Alex Mauney - playing a game a day @drphysisquid.bsky.social Physicist turned R&D Engineer at a software startup.
Swimmer, aspiring triathlete, DIY enthusiast, and obsessed with factory sims.
Computers are dumber than you think.
Simons Observatory @simonsobservatory.org Figuring out some of the mysteries of the Universe from Chile at simonsobservatory.org
Eve Vavagiakis @evevavagiakis.bsky.social Assistant Professor of Physics at Duke. Cosmology and astrophysics with ACT, CCAT, and the Simons Observatory.
Author of Meet the Universe books, MIT Kids Press
Cornell alum x3 🐻 Often outside 🏃♀️🚵🏻♀️🥾
Cristóbal Sifón @csifon.bsky.social Astrophysicist. Dark matter, galaxies and clusters through optical/submm/other wavelengths.
Michele Limon @michelelimon.bsky.social Photons collector, boater, nerd. 
Tony Mroczkowski @tonymroczkowski.bsky.social astronomer, submm instrument scientist, AtLAST, ALMA, ACT, GBT/MUSTANG-2, Simons Observatory, CMB-S4
Daniel Green @dangreen.bsky.social Associate Professor @UCSanDiego, particle theory and cosmology
Leo C. Stein @duetosymmetry.com Physics Prof @ U of MS. Sloan Fellow. Black holes, gravitational waves, general relativity & beyond. Formerly Caltech MIT Cornell. Need thin pizza + fruity coffee. He/him
🌐 https://duetosymmetry.com/
@duetosymmetry everywhere