About this showing of How the Universe Works
Despite Pluto's appearance as a dark and frozen world, scientists are investigating whether there might be warm liquid water beneath the surface.
Previously on TV
How the Universe Works
Secret History Of Pluto
Previously shown on Discovery .History on Sat 29 Aug 2026 at 20:00.
This showing has ended
This showing was on Discovery .History at 20:00 on Sat 29 Aug 2026. See future airings below or open the main programme page for the latest TV times.
Airing details
ChannelDiscovery .History
StartsSat 29 Aug 2026, 20:00
EndsSat 29 Aug 2026, 21:00
Episode / edition: Secret History Of Pluto
Next showing of How the Universe Works
The next currently listed showing is Mon 14 Sep 2026, 13:00 on Discovery .History.
See all current showingsOther current airings
Mon 14 Sep 13:00How the Universe Works
Black HolesDiscovery .HistoryMon 14 Sep 14:00How the Universe Works
Black HolesDiscovery .History+ 1Mon 14 Sep 15:00How the Universe Works
Secret History Of PlutoDiscovery .ScienceMon 14 Sep 16:00How the Universe Works
The Dark Matter EnigmaDiscovery .ScienceMon 14 Sep 17:00How the Universe Works
Strangest Alien WorldsDiscovery .Science
Black HolesDiscovery .HistoryMon 14 Sep 14:00How the Universe Works
Black HolesDiscovery .History+ 1Mon 14 Sep 15:00How the Universe Works
Secret History Of PlutoDiscovery .ScienceMon 14 Sep 16:00How the Universe Works
The Dark Matter EnigmaDiscovery .ScienceMon 14 Sep 17:00How the Universe Works
Strangest Alien WorldsDiscovery .Science