We know of only one doomsday event that will definitely wipe out Planet Earth -- when the sun runs out of fuel, it will swell and we will become solar chum.
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Enjoy Earth Day While You Can, There's Only 5 Billion Left
We know of only one doomsday event that will definitely wipe out Planet Earth -- when the sun runs out of fuel, it will swell and we will become solar chum.
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