Astronomers have identified a newly discovered exoplanet that may orbit within the outer edge of its star's habitable zone, raising fresh questions about how common potentially life-supporting worlds ...

Astronomers have uncovered an extraordinary exoplanet circling a pulsar, a remnant of a exploded massive star. Named PSR J2322-2650 b, this world defies expectations with its unique helium-carbon ...

A closer look at the planets around a star called LHS 1903 may just flip our understanding of how planetary systems form.

Could a recently discovered "super-Earth" have the potential temperature and conditions to sustain life? The new exoplanet is situated "fairly close to us" -- only 137 light-years away -- and orbits ...

Astronomers have discovered a planetary system that appears to flip one of astronomy's most reliable rules on its head.

WASHINGTON — An Earth-sized planet in its star's habitable zone has been discovered in data from NASA’s Kepler space telescope. NASA says the newly found exoplanet is the closest to Earth in size and ...

Add Yahoo as a preferred source to see more of our stories on Google. Astronomers have identified a newly discovered exoplanet that may orbit within the outer edge of its star's habitable zone, ...