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Extraterrestrial Life323 articles archived since 1845

Planet-Seeking Spacecraft Spies Water Worlds

The Kepler spacecraft has discovered a pair of exoplanets in a star's habitable zone and close to Earth in size, bringing scientists closer to finding a true twin of our planet

April 18, 2013 — Ron Cowen and Nature magazine
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Memorial Day Flash Sale

Memorial Day Flash Sale

How Smartphones Affect Mental Health