By Joey Roulette, Ross Kerber and Echo Wang WASHINGTON, Dec 12 (Reuters) - Investors eyeing SpaceX's potential blockbuster ...

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

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

Maven, an acronym for Mars Atmosphere and Volatile Evolution, abruptly stopped communicating with ground stations on Dec. 6.

"We did the simplest thing that could be done — we just mapped them and pieced them together." ...

Something happened to the probe on the far side of the Red Planet.

One of NASA’s workhorse spacecraft in orbit around Mars has fallen silent, leaving agency personnel scrambling to ...

NASA has lost contact with MAVEN, a spacecraft that has been orbiting Mars for more than 11 years and one of only three ...

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

NASA has lost contact with one its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars ...

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

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