Though it's a cold, dead planet, Mars still has its own natural beauty about it. This image shows us something we'll never ...

Extraplanetary spacefaring has a hoary history in science fiction. Elon Musk, our so-touted Mars visionary, is an avid sci-fi ...

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

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

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

A collection of Martian rocks could reveal details about potential past life on the Red Planet – but first NASA has to get ...

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

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

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

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

Experts told Newsweek about the difficulties of reaching Mars as the United States faces complex challenges in space policy.

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