A Falcon 9 rocket will hit the Moon this summer at seven times the speed of sound
The object will be traveling at 2.43 km a second, or 5,400 mph, upon impact.

TL;DR
- A Falcon 9 rocket is scheduled to hit the Moon this summer.
- The object will be traveling at 2.43 km/s upon impact.
- This speed is equivalent to 5,400 mph.