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Published on Feb 18, 2012
This is the final episode of the incredible 2nd 3 part series hosted by Brian Cox and Dara Ó Briain. In this episode: The team hunt for Aliens, Viewers discover a new planet, Dara and Brian here the sound of a far off object, Mark convinces a whole town to switch off their lights live, Liz shows off South African telescopes, We our shown how information about us is deep in space, and Dara hears music from the Universe.
The end features the viewing conditions forecast from the BBC Weather Centre which is not accurate today.