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Astronomy Cast Ep. 623: NEOs: Concern or Nah by Fraser Cain & Dr. Pamela Gay Are asteroids dangerous? Well, just ask the dinosaurs and they'll tell you a sad story of fiery death. It turns out we're in a shooting gallery of space rock and metal. And somewhere out there there's one with our name on it. Should we be worried? Or are the risks so minimal to be irrelevant.
