
S01E03
7.8/ 1010 May 201042 minGalaxies
How the Universe Works – Season 1
The evolution of galaxies, from clouds of cold gas floating in space 13 billion years ago, to the vast gravitationally bound systems of today.

How the Universe Works – Season 1
The evolution of galaxies, from clouds of cold gas floating in space 13 billion years ago, to the vast gravitationally bound systems of today.