NASA's Unexplained Files Season 4 Episode 2
Rise of the Planet Killer
A probe captures an image of a strange structure on Mars. Files from the first Apollo mission record an eerie sighting on the dark side of the Moon. A planet-eating star gives scientists a glimpse of Earth's terrible demise.
4 - 8Mars's Deepest SecretOct. 18, 2016- 4 - 7Mystery of the Invisible PlanetOct. 11, 2016
- 4 - 6Did Earth Have Two Moons?Oct. 04, 2016
- 4 - 5Curse of the Full MoonSep. 27, 2016
- 4 - 4The Earth Next DoorSep. 20, 2016
- 4 - 3A President's Close EncounterSep. 13, 2016
- 4 - 2Rise of the Planet KillerSep. 06, 2016
- 4 - 1Pluto's Stranger ThingsAug. 30, 2016
