Wow. NASA on Thursday announced the discovery of a planet that could be the first found outside our solar system capable of sustaining human life. The planet, which is officially named Kepler-452b, is being described by NASA’s Jon Jenkins as Earth’s “older, bigger cousin” and it is the smallest planet discovered so far in the so-called “habitable” zone in a solar system in which a planet is capable of sustaining pools of water on its surface.
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