{"dataset":{"slug":"impact-events","title":"Impact Events","description":"Well-studied terrestrial asteroid and meteoroid impact events.","version":"1.0.0","lastGenerated":"2026-06-29","license":"CC BY-SA 4.0","entityCount":3,"sources":["nasa"]},"entities":[{"id":"impact_event:chelyabinsk","name":"Chelyabinsk meteor","type":"impact_event","domain":"science","description":"The airburst of a ~20-metre near-Earth object over Russia, whose shock wave shattered windows and injured around 1,500 people — the most damaging modern impact event, and a spur to planetary-defense efforts.","entryPath":"/asteroids/impact/chelyabinsk"},{"id":"impact_event:chicxulub","name":"Chicxulub impact","type":"impact_event","domain":"science","description":"The impact of a ~10-kilometre asteroid that formed the Chicxulub crater and is widely linked to the Cretaceous–Paleogene mass extinction, including the end of the non-avian dinosaurs.","entryPath":"/asteroids/impact/chicxulub"},{"id":"impact_event:tunguska","name":"Tunguska event","type":"impact_event","domain":"science","description":"A large airburst over remote Siberia that flattened roughly 2,000 square kilometres of forest without leaving an impact crater — the largest asteroid or comet impact in recorded history.","entryPath":"/asteroids/impact/tunguska"}]}