Secrets of the Seven Earths
Show: Space's Deepest Secrets --> Season: 6 - Season 6
AirDate: 3/26/2019
Runtime: 42
Voting: 0 (0)

Overview: The new discovery of seven alien Earth-like planets in a faraway solar system is a major milestone in our hunt for extraterrestrial life, and experts investigate the secrets of TRAPPIST-1's mysterious worlds to reveal if we're truly alone in the universe.