Science and Exploration

NASA’s Kepler Discovers More Habitable Zone Planets

By Marc Boucher
Status Report
April 18, 2013
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NASA’s Kepler Discovers More Habitable Zone Planets

NASA’s Kepler mission has discovered two new planetary systems that include three super-Earth-size planets in the “habitable zone,” the range of distance from a star where the surface temperature of an orbiting planet might be suitable for liquid water.

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