Dr Chris and Dr Xand learn about space. They find out all about the length of our days and how they are getting longer - and that it's all because of the moon. Show more
Discover 11,128,835 listings and 281,717 playable programmes from the BBC
Dr Chris and Dr Xand learn about space. They find out all about the length of our days and how they are getting longer - and that it's all because of the moon. Show more
CBBC is the BBC's multiplatform offering for 6-12 year olds bringing the very best drama, entertainment and factual programmes to its young viewers.
