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NASA's 5-step plan for when it discovers a giant, killer asteroid headed straight for Earth

  • If a giant asteroid were to hit the Earth, NASA and FEMA have a plan.
  • Although an asteroid of that size would be rare – NASA estimates a one-mile-wide asteroid only hits the Earth once every one million years – the two agencies have performed multiple test runs to ensure we’d be prepared.
  • “It’s not a matter of if, but when, we will deal with such a situation,” said astrophysicist Thomas Zurbuchen.
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If there’s a giant asteroid expected to hit Earth, NASA and FEMA are responsible for getting the news out. These two agencies have performed multiple doomsday test runs to make sure that, if the day does come, we’re prepared to detect and hopefully prevent destruction via asteroid.

EDITOR’S NOTE: This video was originally published on June 16, 2017.

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