NASA's Unexplained Files Season 4 Episode 7 Mystery of the Invisible Planet 2016
7.1/10 by 27 users
A probe carrying a message to aliens malfunctions as it enters deep space. A NASA mission goes disastrously wrong when an imposter breaches Mission Control. Astronomers may have found an invisible planet around a distant star.
- Released: 2016-10-11
- Runtime: 60 minutes
- Genre: Documentary, Talk, Mystery
- Stars:
- Director:
