We Asked a NASA Expert: When Was the Last Time an Asteroid Hit Earth?
When was the last time an asteroid hit Earth? Small asteroids and other tiny particles bombard our planet daily, but almost all of them burn up safely in the atmosphere. Bigger impacts are extremely rare, but scientists like Marina Brozovic are keeping their eyes on the sky.
Explore more: https://www.nasa.gov/planetarydefense
Producers: Scott Bednar, Jessica Wilde
Editor: Matthew Schara