Space's Deepest Secrets - Season 6 - Eps 4: Finding Alien Moons
New discoveries are helping experts in their search for the first alien moon outside our solar system, which could be Earth-like worlds with the potential for life. So far, they haven't found any, but twenty-first century methods might change everything.
About Space's Deepest Secrets

Title: Space's Deepest Secrets
First Air Date: 2016-04-26
Last Air Date: 2021-05-12
Status: Returning Series
Rating: 7.3/10 (from 6 votes)
Language: EN
Seasons: 9
Total Episodes: 68
Network: Science
Genres: Documentary
Production Companies: Red Marble Media
Synopsis
A new breed of explorer has taken space travel beyond the moon to unlock and reveal first-ever views of alien worlds and cosmic bodies far beyond anyone's imagination. "Space's Deepest Secrets" shares stories of the men and women who pushed their ingenuity and curiosity to uncover some of the most groundbreaking findings in the history of space exploration. Hourlong episodes cover NASA's New Horizons mission to Pluto, the Hubble Telescope, the twin Voyager explorations, and other past, current and future missions and projects.