force of nature existential risk to civilization theme

There is a way in which life on Earth (or some inhabited planet) could end because of essentially natural events that we do not control and may have little hope of preventing. When will the sun explode?

10 total · 8 major · 2 minor

StoryLevelMotivation
movie: Beginning of the End (1957) major A swarm of giant locust were poised to overrun the Earth.
movie: Bill and Ted Face the Music (2020) major Bill and Ted had until until 7:17 p.m. to write a song that would unite people across all of space and time or else reality would collapse.
movie: Doctor Who (1996) major The Earth was going to be torn inside out by midnight on New Year's Eve 2000 unless the Doctor succeeded in closing the Eye of Harmony.
movie: Godzilla vs Destoroyah (1995) major Godzilla was going to explode, and in the process vaporize everything on face of the Earth.
movie: Idaho Transfer (1973) major It was discovered that a mysterious natural catastrophe of unspecified nature would soon wipe out civilization.
movie: The Core (2003) major Civilization collapsing levels of solar radiation were expected following the sudden faltering of Earth's magnetic field.
movie: Tidal Wave (1973) major The Japanese Archipelago was sliding into the Japan Trench.
tz1959e4x16 major The colony was about to perish because of a hostile environment - though one can say that they were simply dumb to settle there in the first place.
movie: Slipstream (1989) minor The film is set sometime after drastic climate change has swept away civilization as we know it. A vast wind current, the Slipstream, encircles the globe, and a few scattered settlements of survivors attempt to keep human life going.
tos2x21 minor Kelvan :: Kelvans had to leave Andromeda galaxy for this reason