Full relativity playlist:    • Relativity by eigenchris  
Powerpoint slide files: https://github.com/eigenchris/MathNot...
Leave me a tip: https://ko-fi.com/eigenchris

Links/Sources:
FLRW redshift derivation: https://www.int.washington.edu/users/...
de Sitter-Schwarzschild metric links: https://en.wikipedia.org/wiki/De_Sitt...
https://physics.stackexchange.com/que...
Phantom Energy/Big Rip: https://en.wikipedia.org/wiki/Phantom...
How non-zero cosmological constant affects orbits: https://physics.stackexchange.com/que...
Expanding Hubble Horizon: https://www.quora.com/Why-isnt-the-ev...
Computing Cosmological Horizons: https://physics.stackexchange.com/que...

0:00 Intro + FLRW Geodesics
7:04 Light-like FLRW Geodesics
11:14 Cosmological Redshift
16:41 Cosmic Rest Frame
18:12 Do we expand along with the universe?
24:51 Cosmological Horizons
32:12 Summary