Podknife - GRAIL Mission May Find a Former Second Moon by 60-Second Space

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GRAIL Mission May Find a Former Second Moon

Podcast |: 60-Second Space
Publisher |: Scientific American
Media Type |: audio
Podknife tags |: Astronomy,; Natural Sciences,; Science & Medicine,; Technology
Categories Via RSS |: Science & Medicine,; Society & Culture,; Technology
Publication Date |: Jan 09, 2012
Episode Duration |: 00:01:15

The twin GRAIL craft will map lunar gravity and could find evidence for the remains within the moon of a former second satellite. John Matson reports

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