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

UK researchers have confirmed the existence of a “super Earth” located 20 light-years away that could reveal the existence of ...

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for ...

Scientists confirm the existence of liquid water on Mars, altering our understanding of the Red Planet. Evidence of wave ...

Astronomers who identified HD 20794 d say its proximity to its host star and orbital pattern suggest it could hold water.

The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, ...

Less than 24 hours after the International Astronomical Union’s Minor Planet Center announced the discovery of a new asteroid ...

A planet that may support alien life has been discovered less than 20 light-years from Earth. The "promising" super-Earth - ...

Discover how long-term space missions impact astronauts' eye health, with over 70% experiencing vision changes due to ...

A planet that may support alien life has been discovered less than 20 light-years away from Earth - and it's believed to ...

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for decades. Now, Harvard ...