Universe — Season 1, Episode 2: Alien Worlds: The Search for Second Earth
Documentary • 48 min • 1 season, 5 episodes • ★ 7.5/10
Episode synopsis
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?
About Universe
Professor Brian Cox journeys across the vastness of time and space revealing epic moments of sheer drama that changed the universe forever.