Some of Mars’ CO2 geysers erupt and create dark spots as large as 1 km across. They are fueled by considerable power and can ...

Mars haunts us as a vision of a planet gone wrong. It was once warm and wet, with rivers flowing across its surface and ...

"It's been such a puzzle that there was liquid water on Mars, because Mars is further from the sun, and also, the sun was ...

The next full moon, known as the snow moon, will rise in mid-February. Stargazers can see it illuminate the skies in the early morning hours of Wednesday the 12th. At such a critical moment in US ...

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

We will see near record breaking highs through today with the chance of meeting and/or beating the previous record high. A ...

Samples from NASA’s OSIRIS-REx mission show the asteroid Bennu had organic molecules and minerals and possibly salty water and other life ingredients.

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

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

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

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