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Dinosaur-killing
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Dinosaur-killing asteroid likely came from deep space beyond Jupiter
The Chicxulub impactor likely generated 2-mile-high tsunami waves. Credit: Mark Garlick The asteroid likely responsible for wiping out roughly 75-percent of all Earth’s species, including non-avian dinosaurs, wasn’t just one of the planet’s rare mass extinction events—the culprit space rock was a cosmic rarity in itself. In a study published August 15 in the journal