Lost and Found: Soviet Lunar Rover

Another Soviet-era lunar rover has been found on the moon. This time, using Earth-based lasers to bounce off Lunokhod 1's retroreflectors, researchers managed to shine some light on the robot's final resting place.

April 27, 2010
4:08 PM EDT
WATCH VIDEO: What is the Lunar Reconnaissance Orbiter (LRO) and what is it doing? Discovery News visited the LRO before it was launched.