Kepler-438b and 442b: Are These the Planets We're Looking For?Astronomers have discovered eight new potentially habitable planets beyond our solar system, including two that are the most similar to Earth of any discovered so far. First identified by NASA's Kepler mission, all eight of the planets are located in their distant suns' "habitable zone," or the region where liquid water might exist on the surface of an orbiting planet.
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Kepler-438b and 442b: Are These the Planets We're Looking For?
