A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

Earth”, which could be home to alien life. The planet, known as HD 20794d, orbits in the habitable zone of a star similar to ...

For millennia, humans have asked whether we are alone in the universe, yet the discovery of aliens still eludes us. But if ...

SCIENTISTS have discovered a new super-Earth with an ‘eccentric’ orbit that swings it in-and-out of its star’s habitable zone ...

Dave & Jenny Marrs, Hosts of HGTV’s ‘Fixer to Fabulous,’ Settle Lawsuit Just Before Trial (Renews at $9.99 per month.) (Renews at $7.99 per month.) ...

Worlds will align for a "planetary parade" in January, with four bright and easily visible to the naked eye. But an even ...