Eulalia asteroid family

Ancient Asteroid Breakup Triggered Massive Earth and Moon Bombardment 800 Million Years Ago

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A violent asteroid collision roughly 800 million years ago likely triggered a bombardment of the inner solar system, according to research led by the Southwest Research Institute (SwRI). The breakup of a parent body in the main asteroid belt, which formed the Eulalia asteroid family, sent a cascade of debris toward Earth, the Moon, and … Read more

800-Million-Year-Old Asteroid Shower: The Eulalia Impact Event

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An 800-million-year-old asteroid shower, triggered by the destruction of the Eulalia parent body, likely bombarded the Moon and Earth, according to research accepted for publication in The Planetary Science Journal. Scientists William F. Bottke, David Vokrouhlický, Melissa Dykhuis, and Nicolle Zellner suggest this event links asteroid belt dynamics to significant biological and geological shifts on … Read more

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