Lunar probe unveiled as it readies for expedition

Public invited to suggest names for craft set to launch in December

Chinese scientists unveiled their latest lunar probe, the Chang'e 4, on Wednesday, saying it will be launched in December on a mission to land on the far side of the moon.

Wu Weiren, chief engineer of China's lunar exploration program, said the Chang'e 4 consists of two parts - a lander and a rover, and both carry multiple scientific instruments.