On April 18, scientists announce the discovery of three Earth-like planets potentially suited for life. Kepler-62e, Kepler-62f, and Kepler-69c are three unique examples among the total 122 confirmed ...

NASA’s Kepler mission has confirmed its first planet in the “habitable zone,” the region where liquid water could exist on a planet’s surface. Kepler also has discovered more than 1,000 new planet ...

Kepler-452b, a super-Earth orbiting a sun-like star just 1,400 light-years away, has emerged as a prime candidate for harboring alien life. Despite high hopes and predictions that we could discover ...

Astronomers are just beginning to scratch the surface of the complex, and sometimes violent, relationships between planets ...

IMAGE: Artist’s impression of Kepler-16b, the first planet known to definitively orbit two stars — what’s called a circumbinary planet. The planet, which can be seen in the foreground, was discovered ...

It's several times larger than Earth and 600 light years away, but a newly discovered planet, Kepler-22b, is also said to be 72 degrees--and NASA's Kepler mission has named it as a planet that's just ...