A mock-up of China's Chang'e-4 lunar lander. [Photo:VCG]
China's Chang'e 4 lunar probe has entered the moon's orbit in preparation for a soft-landing on the far side of the moon in early January.
![A mock-up of China's Chang'e-4 lunar lander. [Photo:VCG]](http://img2.zhytuku.meldingcloud.com/images/zhycms_chinaplus/20181212/f64384b7-475b-4a40-84a0-2e236f7403e5.jpg?x-oss-process=image/resize,w_650)
