Photo Gallery: The Search For A Second Earth

04/25/2007

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A depiction of a "super-Earth" planet with a mass 13 times the size of the...
David A. Aguilar (CfA)

A depiction of a "super-Earth" planet with a mass 13 times the size of the Earth orbiting a red dwarf some 9,000 light years away from us. Recent research suggests that such planets are much more common than gaseous giants like Jupiter.

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