an impact event is a collision between astronomical objects causing measurable effects

2024 aobut asteroid asteroids astronomical atlas biospheric bolides causing collision comets consequences craters damage deaths detected dominant earth effect effects empirical event events evidence exploding found frequency frequent impact impacted impacting impacts injuries involve kilometres landforms large localised measurable meteoroids meter minimal objects occur occurrences ocean pacific physical planetary planets present property regularly reported rock scale second solar solid space strongest struck structures survey systems terrestrial though traveling undefined