Pluto's Stranger Things (S04E01)
S04E01
Researchers stumble upon astonishing signs of advanced extraterrestrial technology orbiting a far-off star. Meanwhile, the initial images of Pluto reveal mysterious activity taking place on its surface. As Apollo astronauts near the Moon, they encounter an inexplicable phenomenon that leaves them puzzled and questioning their mission.
Show
NASA's Unexplained Files
Episode
S04E01
Air Date
Aug 30, 2016