NASA's Unexplained Files

NASA's Unexplained Files Season 6 Episodes

Find out how to watch Season 6 of NASA's Unexplained Files tonight at the American TV Listings Guide
NASA's Unexplained Files TV Listings Guide Seasons & Episodes Cast

Season 6 Episode Guide

Episode 1 - Saturn's Moon Monsters

When NASA discovers something strange on Saturn's biggest moon, experts investigate if aliens feeding on the world's electric atmosphere could be the culprit. There could be a grisly apocalypse if these monsters make it to Earth.

  

Episode 2 - Aliens vs. Stalin at Area 51

When a former Area 51 insider alleges that the Roswell UFO incident was a nefarious Soviet conspiracy masterminded by Stalin, experts investigate if it was indeed an enemy plot or if the confession is just another cover-up.

  

Episode 3 - The Black Hole Next Door

When astronomers discover a rogue black hole speeding through the Milky Way, they investigate how much danger this cosmic monster poses to Earth and what would happen if it ever entered our solar system.

  

Episode 4 - Pluto's Evil Twin

After NASA's New Horizons spacecraft flies by Pluto, it encounters a strange alien object that shuts down the probe's computers. Experts investigate if this mysterious object is an alien spacecraft.

  

Episode 5 - Secrets of the Alien Signals

When NASA begins a strange experiment to communicate with dolphins, experts investigate if it's a prelude to making alien contact, but some fear that such a discovery could have apocalyptic consequences.

  

Episode 6 - Planet of the Metal Aliens

Experts investigate if a nearby exoplanet could be the home to an alien civilization of strange, metallic monsters after a new discovery confirms that life can thrive on such a world.

  

Episode 7 - Did Aliens Nuke Mars?

A strange discovery by the Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war, and experts investigate if an extraterrestrial Armageddon transformed an earth-like world into the wasteland we know today.

  

Episode 8 - Aliens in the Amazon

Neil Armstrong led an expedition into the Amazon to find a legendary library that holds all knowledge of an advanced alien civilization. Experts ask if a close encounter on the moon's surface inspired Armstrong's mysterious quest.

  



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