NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...

The findings potentially solve the paradox of how liquid water seems to have persisted on Mars even when the climate grew too ...

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if Mars weren't there?" ...

Scientists have discovered a mysterious hole on the surface of Mars, and they have no idea what lies inside it. This pit, ...

Just north of the Martian equator lies a 45 km (28 mi) wide impact crater that scientists believe may have been the site of an ancient lake. Here at Jezero Crater, scientists theorize that its frozen ...

ADVANCED alien civilisations might be talking to each other across the vast reaches of space using a “firefly” technique.

Until now, scientists believed that Mars’ skylights – pits in the surface of mars – were formed by volcanic activity. But data from Nasa’s orbiters suggests there are karst caves – underground bunkers ...

For generations, the question of whether life exists beyond Earth has captivated humanity. On Mars, faint traces in ancient ...

Because the moon has less gravity than Earth does, time passes slightly differently there. This effect was first predicted by ...

The goal should be a new golden rule linking the search for life elsewhere to the spread of life beyond the bounds of Earth. Humans should expand into the cosmos in the same way that, were the ...

The purpose of the workshop, titled “Green Mars”, was to develop an “up-to-date perspective on the feasibility of terraforming Mars”.

A study has cast doubt on the idea that Jupiter's moon Europa, where NASA has sent a spacecraft, could have conditions to ...