UniverseSeries 1, Episode 2 - Alien Worlds: The Search for Second Earth

Professor Brian Cox questions whether we are alone in the universe. There might be more planets than stars in our galaxy - but will we find a second Earth?

Universe was broadcast on BBC2 at Tuesday 29 July 2025, 16:15.

Series 1Episode 2

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Universe

Universe is a TV show on BBC2. Professor Brian Cox journeys across the vastness of time and space revealing epic moments of sheer drama that changed the universe forever. The program has been available since 2025. A total of 5 episodes have been broadcast, most recently in August 2025.

Last broadcast:01/08/2025 at 16:15

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UniverseSeries 1, Episode 2 - Alien Worlds: The Search for Second Earth

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