This zoomed image of the "mystery hut" spotted by China's Yutu 2 rover in Von Kármán crater on the far side of the moon shows it to be a rabbit-shaped rock called "jade rabbit." (Image credit ...

China's mysterious "moon cube" is a mystery no longer. The big reveal: It's a rock that's not even shaped like a cube. The nation's Yutu-2 rover discovered the object — which appeared to be a ...