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Universe

Alien Worlds: The Search for Second Earth

S1 E2    Nov 2, 2021    48m    TV-PG
8.2
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?
Where to Watch Alien Worlds: The Search for Second Earth
Cast of Alien Worlds: The Search for Second Earth
  • Brian CoxSelf - Presenter
 
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