Space's Deepest Secrets

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.

Show Info

Airs on: United States Science (2016 - now)
Schedule: Tuesdays at 21:00 (60 min)
Status: Running
Show Type: Documentary

Official site:

8.6 (8 votes)

Previous Episode

Secret History of Dark Matter

Episode 3x18; Dec 18, 2017

New discoveries shed new light on dark matter, one of the universe's biggest mysteries. This episode is a mashup of "Space's Deepest Secrets", S02E06, "Curse of Dark Matter" and another Science Channel show "How the Universe Works", S05E07, "The Dark

Previous Episodes

Episode NameAirdateTrailer
3x18: Secret History of Dark MatterDec 18, 2017
3x17: Mysteries of the Big BangDec 11, 2017
3x16: When Space AttacksDec 4, 2017
View full episode list »