Earth as a target
Evidence of impacts is evident all over Earth’s surface.
March 28, 2011
About 50,000 years ago, an asteroid impacted Earth’s surface and created Barringer Crater (also known as Meteor Crater) in northern Arizona. It dug out a hole nearly a mile wide. Peter Kresan
Earth has been hit by asteroids and comets in the past — our planet’s surface is riddled with the evidence. A few years ago, we published an article that described many impact craters. You can download this article, “Earth under fire.”
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