MinutePhysics explains how galaxies are formed and where they came from. The video also quickly covers how humans are able to observe things like stars and galaxies forming over millions of years even though telescopes have only been around for a few hundred years.
How Galaxies Are Formed & Where They Came From
Glen Tickle
Amelia's dad. Steph's husband. Writer, comedian, gentleman. Good at juggling, bad at chess.