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Impact Events

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New Analysis Finds Asteroid Belt’s Active Mass Shrinking by 0.0088% Per Million Years

A preprint puts numbers on the belt’s ongoing depletion to inform impact-risk modeling.

Australian 'Ananguites' Point to a Giant 11-Million-Year-Old Impact With No Known Crater

New 'Ananguite' Tektite Field Identified in Australia From 11-Million-Year-Old Impact

Study Ties Earth’s Early Crust Changes to Milky Way Spiral-Arm Passages

New Study Links 56,000-Year-Old Meteor Impact to Grand Canyon Landslide Dam