Nasa's Unexplained Files

10:00 PM to 11:00 PM

Saturday 23 August

Could there be life beyond our planet? Extraordinary NASA footage and ground-breaking interviews with astronauts and scientists investigate potential sightings of UFOs

Nasa's Unexplained Files airs on Discovery History at 10:00 PM, Saturday 23 August.

Topics

Education ➝ Science ➝ Factual Topics

Unexplained ➝ Mysteries