NOVA scienceNOW

Space Dangers

Clip: Season 5 Episode 1 | 13m 19s | Video has closed captioning.

Can we protect Mars-bound astronauts from deadly meteoroids, radiation, and other hazards?

Aired: 01/19/11

Rating: NR

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Funding for NOVA ScienceNOW is provided by the National Science Foundation and the Alfred P. Sloan Foundation.

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