Season 2015 · Episode 39
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Challenge: Can you save Earth from a Killer Asteroid?
Wed, Nov 11, 2015
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Airs
Wed, Nov 11, 2015
Show
PBS Space Time
432 episodes
Episode
S2015 · E39
in PBS Space Time
Up next
5 Ways to Stop a Killer Asteroid
S2015 · E40
5 Ways to Stop a Killer Asteroid
Wed, Nov 18, 2015