Mars Rover Finally Gets Martian GPS (Sort Of), One Step Closer To Autonomous Planetary Exploration

NASA has mapped every inch of Mars, so positioning consists of the rover looking for geologic features and then comparing that to the distance that the rover has traveled. Older rovers had to stop and ...

Curiosity rover finds clues to Mars' watery past in rocky 'spiderwebs'

The web-like features are believed to be sculpted by ancient groundwater, offering new clues about the Red Planet's watery ...