China on Monday rejected as an irresponsible smear a warning from the chief of NASA that China might "take over" the moon as part of a military programme, saying it has always called for the building of a community of nations in outer space. This after U.S. space agency chief said China's space programme was a military one and that China had stolen ideas and technology from others. "We must be very concerned that China is landing on the moon and saying: 'It's ours now and you stay out'," NASA Administrator Bill Nelson told German newspaper Bild in an interview published on Saturday. Watch the video for more.