About this showing of NASA's Unexplained Files
When astronomers discover a rogue black hole speeding through the Milky Way, they investigate how much danger this cosmic monster poses to Earth.
Exact TV airing
NASA's Unexplained Files
The Black Hole Next Door
This broadcast is scheduled on Discovery .History on Tuesday 1 September 2026, 14:00, ending at 15:00.
When is this airing on?
NASA's Unexplained Files starts at 14:00 on Discovery .History on Tue 1 Sep 2026.
Airing details
ChannelDiscovery .History
StartsTue 1 Sep 2026, 14:00
EndsTue 1 Sep 2026, 15:00
Episode / edition: The Black Hole Next Door
Next showing of NASA's Unexplained Files
The next currently listed showing is Tue 1 Sep 2026, 15:00 on Discovery .History+ 1.
See all current showings