How do we know how old the Milky Way is?
About this video
Hand-picked by a BrighterTube curator · found via round-3 back catalogue of a channel Lumen picks video by video · 82% confidenceTeaches methods for dating the Milky Way using stellar populations and galactic archaeology. Demonstrates how astronomers determine timescales for galaxy evolution.
A 15-minute video from Dr. Becky: “How do we know how old the Milky Way is?”.
Video by Dr. Becky, played through YouTube's embedded player.