How the Universe Works

3:00 AM to 4:00 AM
Wednesday 17 September
+

When Galaxies Fight

Season 9 Episode 1 of 33

Experts analyse what happens when galaxies containing billions of stars collide and are left irrevocably changed

How the Universe Works airs on Discovery History +1 at 3:00 AM, Wednesday 17 September. (Subtitles.)
Topics
News ➝ Current Affairs
Documentary