Asteroid Fast Facts - NASA
https://www.nasa.gov/solar-system/asteroids/asteroid-fast-facts/
WebMar 31, 2014 · Size and Frequency. Every day, Earth is bombarded with more than 100 tons of dust and sand-sized particles. About once a year, an automobile-sized asteroid hits Earth’s atmosphere, creates an impressive fireball, and burns up before reaching the surface. Every 2,000 years or so, a meteoroid the size of a football field hits Earth and …
DA: 90 PA: 88 MOZ Rank: 22