Episode
Universe: Alien Worlds: The Search for Second Earth
Overview
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?
Details
- Series
- Universe
- Season
- Season 1
- Episode
- Episode 2
- Air date
- 2021-11-03
- Runtime
- 48 min
Episode context
Alien Worlds: The Search for Second Earth is Episode 2 in Season 1 of Universe. It aired on 2021-11-03. The runtime is 48 min.
Previous / Next
Episode 1: The Sun: God Star
Since the first star lit up the universe, they have been engines of creation. Professor Brian Cox reveals how, ultimately, stars brought life and meaning to the universe.
Episode 3: The Milky Way: Island of Light
A space mission discovers the dramatic history of the Milky Way. Professor Brian Cox reveals how our galaxy endured multiple collisions as rival galaxies fought for survival.
More episodes from this season
Episode 4: Black Holes: Heart of Darkness
Prof Brian Cox journeys into a supermassive black hole - a monster that can destroy worlds, stop time, and is forcing us to reassess our understanding of reality.
Episode 5: The Big Bang: Before the Dawn
It’s the ultimate question: why are we here? Cutting-edge space missions take us back 13.8 billion years to the very beginning – the origin of the Universe.