Aayush Arya
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aarya.bsky.social
Aayush Arya
@aarya.bsky.social
25 • PhD 🧑🏻‍🎓 in Astrophysics • Niels Bohr Institute, University of Copenhagen • Kilonova spectroscopy ✨ he/him
https://cosmicdawn.dk/staff/aayush-arya/
Reposted by Aayush Arya
Reminder for new users here:

Early type galaxies are actually not formed early in the universe
Late type galaxies are actually less common the later you are in the universe
Irregular galaxies are just mashed up late type galaxies and might make an early type galaxy 🔭🧪
Reminder for new users here:

What we call a “gauge symmetry” is in fact a redundancy in our description of a physical system, not a symmetry in the sense of a rotation or Lorentz boost.

Nevertheless, Noether’s Theorem applied to a gauge symmetry still leads to a conserved quantity.
Reminder for new users here:

A sheepshead minnow is actually a killifish, not a minnow.
The pike topminnow is actually a livebearer, not a minnow.
The least killifish is actually a livebearer, not a killifish.
November 16, 2024 at 9:58 PM