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Three Possibly Habitable 'Super-Earth' Alien Planets Found (Gallery)

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Habitable Zone Lineup

Credit: NASA/Ames/JPL-Caltech
NASA's Kepler spacecraft has discovered three new super-Earth planets around the stars Kepler-62 and Kepler-69. This diagram shows the comparative sizes…Read More »





of Earth and the newfound exoplanets, plus previous find Kepler-22b. Image released April 18, 2013. [Full Story]   Less «
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