NASA has lost contact with its MAVEN spacecraft that launched from Florida and has been orbiting Mars for more than a decade.

There are two small moons in orbit around Mars today, but both may be remnants of a much larger moon that had enough of a gravitational pull to drive tides in the Red Planet's lost lakes and seas ...

NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. Here's what we know.

Scientists think they have found the source of life on another planets, but it might not be great news for any future human ...

Even worse, the orbit of Mars is elliptical (think of a slight oval rather than a perfect circle), which means that sometimes ...

Elon Musk reveals his shock UFO theory: they aren't aliens but secret government weapons. Plus, the grim biological truth ...

Regular, alternating layers in Gale Crater may have been deposited as the result of tides raised by a moon at least 18 times ...

Clocks on Mars tick faster by about 477 microseconds each Earth day, a new study suggests. This difference is significantly ...

CAPE CANAVERAL, Fla. — NASA has lost contact with a spacecraft that has orbited Mars for more than a decade. Maven abruptly ...

For the first time, scientists have mapped vast, continent-scale river drainage systems on Mars — ancient networks that may ...

NASA has lost contact with a spacecraft that has orbited Mars for more than a decade. Maven abruptly stopped communicating to ...

MAVEN has circled Mars for more than a decade, exploring the planet and relaying data from robots on the surface.