China's lunar space lab simulator opens to the public

Visitors watch a video about Yuegong-1, or Lunar Palace 1, a self-contained simulated space lab, at Beihang University in Beijing on Saturday, April 21, 2018. Lunar Palace 1 has a regenerating biological life support system that creates an Earth-like environment. It is open to the public from April 21 to 22. [Photo: China Plus]