Harvard scientists explain how Mars had warm spells billions of years ago, allowing rivers and lakes to exist.

Mars' southern hemisphere absorbs a lot of the sun's energy during the Red Planet's spring, and that may be causing Mars' ...

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

Understanding chorus waves is vital, as they create fast-moving, highly energetic electrons (known as killer electrons) that ...

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

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

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

There’s been speculation that Donald Trump may cancel the Space Launch System rocket, which Nasa intended to use to get from ...

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

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

The northern plains of Mars, marked by thousands of mounds and hills, hold significant evidence of the planet's watery past.

The car-sized Curiosity rover has spotted evidence of once quite hospitable environs on Mars.