About this showing of NASA's Unexplained Files
After NASA's New Horizons spacecraft flies by Pluto, it encounters a mysterious object that shuts down the probe's computers. Experts investigate what it could be.
Exact TV airing
NASA's Unexplained Files
Pluto's Evil Twin
This broadcast aired on Discovery .History on Monday 31 August 2026, 14:00, ending at 15:00.
This airing has ended
This page records the exact Mon 31 Aug 2026 showing. For the next available broadcast, use the current NASA's Unexplained Files programme page.
Airing details
ChannelDiscovery .History
StartsMon 31 Aug 2026, 14:00
EndsMon 31 Aug 2026, 15:00
Episode / edition: Pluto's Evil Twin
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