S51E11
04 Nov 2007The Grand Collision
The Sky at Night – Season 51
Patrick anticipates the cataclysmic day, in two billion years, when our Milky Way will collide with Andromeda, and the role dark matter will play.
The Sky at Night – Season 51
Patrick anticipates the cataclysmic day, in two billion years, when our Milky Way will collide with Andromeda, and the role dark matter will play.