NASA'S UNEXPLAINED FILES

NASA's unexplained files

Presenting firsthand accounts from NASA astronauts who have witnessed the mysterious, the impossible and the down-right odd.

Countless mysterious objects have been caught by NASA's cameras. Can these phenomena be explained away through science and detective work? Or have NASA's cameras potentially captured the first traces of extraterrestrial life?

In this special, we'll reveal NASA's top ten unexplained encounters using original footage and groundbreaking interviews with astronauts and scientists.

The latest series of NASA's Unexplained Files premiered on Quest in April 2018.

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