“Impact!” The Asteroid That Towered a Mile Above the Cruising Altitude of a 747

Chicxulub Impact

 

“The asteroid itself was so large that, even at the moment of impact, the top of it might have still towered more than a mile above the cruising altitude of a 747,” writes Peter Brannen in Ends of the World. “In its nearly instantaneous descent, it compressed the air below it so violently that it briefly became several times hotter than the surface of the sun,” hitting Earth with enough force enough to lift a mountain back into space at escape velocity.

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