A number of people who've seen NASA's annual lunar phase and libration videos have asked what the other side of the Moon looks like, the side that can't be seen from the Earth. This video answers ...

But until now, China has never explored the moon's mysterious dark side ... got our first glimpse of the far side in 1959 when the Soviet Union's Luna 3 took pictures as it flew by.

The Chinese Lunar Exploration Project is planning a new robotic moon mission to collects samples from the dark side ...