| Asteroid Size | Average Frequency of Impact |
| 50 meters | Once every 2,000 years |
| 140 meters | Once every 30,000 years |
| 600 meters | Once every 200,000 years |
| 1 kilometer | Once every 700,000 years |
| 10 kilometers | Once every 100,000,000 years |
The Real Reality Show: Why Asteroids Should Be Taken Seriously
Earth might not experience an impact tomorrow, but to protect humanity's survival, we need to start cataloging these space rocks today.
