NASA's Unexplained Files Season 6 Episode 7 - Planet of the Metal Aliens

Airdate: 2019-May-23

Episode summary:

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

About NASA's Unexplained Files series:

On NASA’s Unexplained Files, strange flying objects have been caught on NASA’s cameras and astronauts have reported seeing UFOs. Some o...Show more >