HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

New findings reveal that a NASA mission traveled to an asteroid that may have once been covered in salty lakes containing ...

In northeastern France, a groundbreaking discovery has unveiled a vast reservoir of hydrogen hidden beneath the Earth's ...

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