Phobos, the larger of Mar's two moons may hit the planet or break apart within the next 50 million years. It is currently ...

NASA’s Mars Reconnaissance Orbiter yesterday began a crucial six-month campaign to gradually shrink its orbit into the best geometry for the mission’s science work. Three weeks after successfully ...

After a seven-month journey from Earth, a camera-laden NASA spacecraft swung into orbit around Mars on Friday to unravel the mystery surrounding the planet's changing face. The long braking maneuver, ...

The first full-duration simulation of a manned voyage to Mars has reached a major milestone: the ‘spacecraft’ yesterday ‘arrived’ at Mars after 244 days of virtual interplanetary flight. Three ...

In a groundbreaking observation, NASA’s Mars Odyssey orbiter captured an extraordinary image of a towering formation breaking ...