ALMA, the remote observatory high in the Atacama Desert in Chile, tracks the 'radio sky' in which the Moon and planets are barely detectable. Episode two of five. Show more
Discover 11,128,835 listings and 280,409 playable programmes from the BBC
ALMA, the remote observatory high in the Atacama Desert in Chile, tracks the 'radio sky' in which the Moon and planets are barely detectable. Episode two of five. Show more