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Are We Alone?

Episode 30 of 30

Astronomer Heather Couper considers the prospects of life being found elsewhere in the solar system. From July 2008.

Heather Couper presents a narrative history of astronomy.

She looks at the prospects for life elsewhere in our own solar system. Could evidence of life have even been discovered already on Mars? She tells the story of the search for extra-terrestrial intelligence as scientists scan the skies for messages from the stars.

Readers are Timothy West, Robin Sebastian, Julian Rhind-Tutt and John Palmer.

15 minutes

Last on

Sat 9 Dec 201702:15
BBC Radio 4 Extra

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  • Fri 4 Jul 200815:45
    BBC Radio 4 FM
  • Wed 12 Jun 201314:15
    BBC Radio 4 Extra
  • Fri 6 Mar 201514:15
    BBC Radio 4 Extra
  • Sat 7 Mar 201500:15
    BBC Radio 4 Extra
  • Fri 8 Dec 201714:15
    BBC Radio 4 Extra
  • Sat 9 Dec 201702:15
    BBC Radio 4 Extra