— -- Astronomers on Monday reported the discovery of an Earth-like planet outside the solar system whose size and distance from its own star put it in the "habitable" zone and make for a surface ...

If there's life out there, scientists are getting closer to finding where it might reside. On Monday, astronomers announced the discovery of the first planet in the habitable zone of a sunlike star.

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 ...

What if Kepler 22-b existed within our solar system? Experience life on a potentially habitable exoplanet in our own cosmic ...

The same team that recently discovered the possibly water-covered, life-supporting planet, Kepler 22b, two weeks ago announced the discovery of two more Earth-sized planets on Monday. Ars Technica's ...

The artist's concept depicts Kepler-186f , the first validated Earth-size planet to orbit a distant star in the habitable zone—a range of distance from a star where liquid water might pool on the ...

NASA is marking two milestones in the search for planets like Earth: the successful completion of the Kepler Space Telescope’s 3.5-year prime mission and the beginning of an extended mission that ...