NASA's Unexplained Files Season 4 Episode 7
Episode Title: Mystery of the Invisible Planet
Countries:
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Airing Date: October 11, 2016
Runtime:60 mins
IMDb Rating:
Stream the full NASA's Unexplained Files Season 4 Episode 7 movie online for free in crystal-clear HD quality. No downloads required—just press play and enjoy the action, complete with English subtitles for an enhanced viewing experience.
A probe carrying a message to aliens mysteriously malfunctions as it enters deep space. A NASA mission goes disastrously wrong when an imposter breaches Mission Control. Astronomers find evidence of an invisible planet in a distant solar system.