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Back up to: Stargazing

1. Back to Earth 3

   6/6 Professor Brian Cox, Dara O Briain and guests debate all things astronomical.
2. Episode 3

   5/6 Dara and Brian discuss aliens, extra terrestrial life and the hunt for new worlds.
3. Back to Earth 2

   4/6 Professor Brian Cox, Dara O Briain and guests debate all things astronomical.
4. Episode 2

   3/6 Dara and Brian's journey through the night sky continues.
5. Back to Earth 1

   2/6 Professor Brian Cox, Dara O Briain and guests debate all things astronomical.
6. Episode 1

   1/6 Dara O Briain and Professor Brian look at the mysteries of the moon.