About this showing of NASA's Unexplained Files
Experts investigate if a nearby exoplanet could be the home to an alien civilization after a new discovery confirms that life can thrive on such a world.
Previously on TV
NASA's Unexplained Files
Planet Of The Metal Aliens
Previously shown on Discovery .Science on Thu 10 Sep 2026 at 10:00.
This showing has ended
This showing was on Discovery .Science at 10:00 on Thu 10 Sep 2026. See future airings below or open the main programme page for the latest TV times.
Airing details
ChannelDiscovery .Science
StartsThu 10 Sep 2026, 10:00
EndsThu 10 Sep 2026, 11:00
Episode / edition: Planet Of The Metal Aliens
SkySky Q / Satellite167Next 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