Space Documentary - National Geographic: Comet Mysteries
Δημοσιεύθηκε στις 12 Αυγ 2013
This episode examines the chances of
a comet hitting Earth again. It's happened before many times, once even
wiping out the dinosaurs. How astronomers could spot new ones as they
barrel through space is shown. The question remains, how could they
could they stop one even if they find it?
a comet hitting Earth again. It's happened before many times, once even
wiping out the dinosaurs. How astronomers could spot new ones as they
barrel through space is shown. The question remains, how could they
could they stop one even if they find it?
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Άδεια
Τυπική άδεια YouTubeANAΡΤΗΣΗ ΑΠΟ ΤΟ YOUTUBE 11/4/2014
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