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Earth-Size Planet Kepler-186f, a Possibly Habitable Alien World (Gallery)

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Kepler-186f

Credit: Danielle Futselaar
The alien planet Kepler-186f is a planet only slightly larger than Earth orbiting inside the habitable zone of its red dwarf star. See images and photos…Read More »





of the Kepler-186f planet discovery in this Space.com gallery. [Read the Full Story]   Less «
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