The Seattle Times

DAVID A. AGUILAR / AP
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Thursday, February 7, 2013

Closest Earth-like planet 'stroll across park'

This artist's conception provided by the Harvard-Smithsonian Center for Astrophysics shows a hypothetical planet with two moons orbiting in the habitable zone of a red dwarf star. Earth-like worlds may be closer and more plentiful than anyone imagined.