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Nearest 'Second Earth' May be Right Next Door

According to Kepler data, the nearest 'Earth-like' exoplanet may be within 13 light-years from Earth.

February 6, 2013
11:10 AM EST
When it's young, a red dwarf star frequently erupts with strong ultraviolet flares as shown in this artist's conception. | David A. Aguilar

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