How to Destroy the Planet

By Eric Roston - 2012-04-20T12:50:43Z

Photograph by JAXA/NASA

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Sun Burns Out

THREAT: The Sun burns through the hydrogen fuel in its core. It balloons into a giant red star, its surface expands to the size of Earth's orbit, cooking anything in its path.

REALITY: If the Earth survives planetary threats from nuclear bombs, asteroids and gamma-ray bursts, it won't survive the end of the sun, 4 billion or 5 billion years from now. That's still plenty of time for many millions of generations to identify new threats and survive them.

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