Postcards From Mars: NASA Rover Snaps New Photos of Huge Crater

NASA's Opportunity rover is beaming home snapshots from the ultimate Martian Mars vista: the rim of a vast crater on the Red Planet.

The latest photos from Opportunity Mars rover, which NASA released Friday (Aug. 19), reveal a close look at the edge of Endeavour crater, a 13-mile (21-kilometer) wide scar where scientists are finding rocks with features never-before-seen by the long-lived rover. To read more, click here.