NASA is committed to finding life in the universe and new evidence shows that they might be best suited looking at "Goldilocks stars" instead of stars known as red dwarfs. Orange dwarfs, also known as ...

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Some 500 light-years away, a little planet basks comfortably in the heat of its sun. It's probably rocky – as the Earth is – and it's probably just the right temperature to boast liquid water. In ...

SEATTLE—NASA's venerable planet-hunter, the Kepler spacecraft, has shaken its one-thousandth planet from the sky. Eight new worlds beyond our solar system, announced Tuesday, boost the number of ...

The new discovery of six alien planets orbiting a sunlike star may be only a small part of the data released Wednesday from NASA's planet-hunting Kepler mission, but it is significant as the most ...