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Asteroids

Bennu Asteroid Belt Sample Collection Composition Meteorite Origins Chicxulub Asteroid Impact Events Meteorite Families Asteroid Families Interstellar Objects Cosmic Impacts Near-Earth Asteroids Metallic Asteroids Sample Analysis Formation Origins of Life Asteroid 16 Psyche Psyche Mission Objectives Metal-rich asteroids Trojan Asteroids C-type Asteroids 2002 VE 68 Water on Asteroids Composition of Asteroids Distribution of Asteroids Water Distribution Geology Arjuna-Asteroids Impact Risk Dark Comets Carbonaceous Asteroids Extraterrestrial Objects Chicxulub Impactor

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.