Fair rating?The Universe· Season 2 · Episode 12
Cosmic Collisions
Our universe is a cosmic shooting gallery, gravity is moving everything around & things will collide. Astronomers are attempting to understand how collisions occur in space.
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#16In Season 2of 18 rated episodes
#75All-timeof 84 rated episodes
−1.0vs season avgSeason 2 averages 8.0
2008First airedMarch 4, 2008
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