Space's Deepest Secrets

Space's Deepest Secrets

The stories of the men and women who pushed their ingenuity and curiosity beyond the limits to uncover some of the most groundbreaking findings in the history of space exploration.

Genre: Documentary

Cast:David O'BrienMichelle ThallerHakeem OluseyiPhil PlaitGrant TremblayCarly HowettLaura DanlyBrian GreeneCaleb ScharfAlex FilippenkoParker SawyersSeth ShostakPeter H. SchultzChris McKayCarolyn PorcoBob NicholRisa WechslerMeenakshi Wadhwa


1Season 2

S2.E1 ∙ NASA's Greatest Moments

Tue, Apr 11, 2017

Counting down the greatest moments in NASA's nearly sixty year history, revealing the incredible stories behind the missions and discoveries that have remade our understanding of the Final Frontier

2Season 2

S2.E2 ∙ Strangest Alien Storms

Tue, Apr 18, 2017

New discoveries on alien planets reveal the most violent storms and strangest weather in the universe including the possibility of raining rubies and diamonds, frozen wastelands and hellish infernos.

3Season 2

S2.E3 ∙ Was Einstein Wrong

Tue, Apr 25, 2017

Researchers investigate the dark secrets of the mysterious phenomenon known as black holes.

4Season 2

S2.E4 ∙ Black Holes: The Einstein Prophecy

Tue, Apr 25, 2017

The genius of Einstein's theory of relativity was the first evidence that black holes might exist, but scientists still do not know what really happens inside of one. Follow the researchers investigating the dark secrets of this mysterious phenomenon.

5Season 2

S2.E5 ∙ Secret History of Jupiter

Tue, May 2, 2017

Recent discoveries by NASA's Juno mission reveal new secrets about Jupiter, a strange world that is more like a star than a planet. As scientists uncover what lies beneath its violent storms, our understanding of the solar system could change forever.

6Season 2

S2.E6 ∙ Mysteries of Alien Volcanos

Tue, May 9, 2017

New research into our solar system's alien volcanoes reveal shocking discoveries; many of these fiery wonders are similar to the volcanoes on Earth, and some might even have created the conditions for extraterrestrial life.

8Season 2

S2.E8 ∙ Race to Planet 9

Tue, May 23, 2017

Scientists believe that there is an undiscovered massive planet lurking at the edge of our solar system. Join researchers as they hunt for this mysterious world, an investigation that could reveal the secret history of the solar system's formation.

9Season 2

S2.E9 ∙ Rise of the Monster Stars

Tue, May 30, 2017

The most extreme stars in our universe could be the key to understanding life in the cosmos. These monster stars are among the oldest in the universe, and can be hundreds of times larger than our Sun and burn over million times brighter.

10Season 2

S2.E10 ∙ Stranger Signals from Alien Worlds

Tue, Jun 6, 2017

For decades, researchers have been scouring the universe for signals from extraterrestrials. New discoveries reveal mysterious fast radio bursts from space that may be the key to confirming life in the cosmos.

11Season 2

S2.E11 ∙ Secret History of the Big Bang

Wed, Jun 14, 2017

Scientists are on a race to find the beginning of time and space: the Big Bang. Cutting-edge technology helps astronomers look back in time to uncover the mysteries of our universe's creation, revealing hat happened in the first moments of the cosmos.