
NASA's Unexplained Files
Dive into the mysteries of some of NASA’s most curious missions and explore stories of engineering achievement and human endurance. Each episode offers first hand testimony from astronauts, NASA mission footage, plus beautifully rendered CGI to bring to life these voyages that reveal unexplained sightings that have dogged many of NASA’s most famous missions.
- Created By
- First Aired on
Mar 27, 2012
- Popularity: 3.4332
- 30 votes
- Networks
- (US)
- Production
Discovery (US)Wag TV
- Status: Returning Series
In Production
6 seaons till May 23, 2019
Last episode: Did Aliens Nuke Mars?
Seasons & episodes
Total 6 seasons, 47 episodes

Season 1
Aired
Episode 1Pilot44 min
Strange flying objects have been caught on NASA’s cameras and astronauts have reported seeing UFOs. Some can be identified; others remain a mystery. We’ll reveal NASA footage and interview the astronauts and scientists.
Episode 2Shadow Deathstar44 min
Astronaut Leroy Chao’s spacewalk is interrupted by bright lights flying past. A flying saucer photographed from the Apollo capsule, dark shapes caught on camera shadowing the shuttle. The ideas are science fiction, but the incidents are science fact.
Episode 3Alien Death Ray44 min
The Viking Lander may have found life on Mars, so why don’t we know about it? What is the most destructive force in the universe? How could a starship be seen in the Aurora Borealis? And what are NASA’s mysterious Moon Pigeons?
Episode 4Black Knight Rises44 min
A chunk of the sun appears to have vanished. An ominous dark craft beneath the Space Shuttle Endeavour. Hubble spots thousands of unidentified objects traveling faster than light. Are we being watched?
Episode 5Interstellar Gold Rush44 min
A distant planet shows evidence of an Earth-like atmosphere, while a mysterious light suggests an atmosphere on the Moon. Have we found evidence of a crashed alien ship in the asteroid belt? Why are there "blueberries" on Mars?