About this showing of NASA's Unexplained Files
When NASA discovers something strange on Saturn's biggest moon, experts investigate if aliens feeding on the world's electric atmosphere could be the culprit.
Previously on TV
NASA's Unexplained Files
Saturn's Moon Monsters
Previously shown on High Street TV 4 on Sun 27 Sep 2026 at 03:00.
This showing has ended
This showing was on High Street TV 4 at 03:00 on Sun 27 Sep 2026. See future airings below or open the main programme page for the latest TV times.
Airing details
ChannelHigh Street TV 4
StartsSun 27 Sep 2026, 03:00
EndsSun 27 Sep 2026, 04:00
Episode / edition: Saturn's Moon Monsters
Next showing of NASA's Unexplained Files
The next currently listed showing is Mon 28 Sep 2026, 23:00 on Discovery .Science.
See all current showings