The lander-ascender combination of China's Chang'e 5 robotic lunar probe has finished gathering subsurface samples and packed them in vacuum container and is continuing collecting surface substances, according to the China National Space Administration.The administration said in a statement on Wedne

In order to thoroughly implement the spirit of the national "six stability" important instructions and the provincial party committee's "six guarantees and three promotion" work plan requirements, actively respond to the impact of the current epidemic on overseas exhibitions, and guide enterprises t