Lunar escape velocity is still pretty high. 2.4km/s compared to earth’s 11.2km/s. However, there is a gun that can fire projectiles at 8km/s so it’s possible.

Lunar escape velocity is still pretty high. 2.4km/s compared to earth’s 11.2km/s. However, there is a gun that can fire projectiles at 8km/s so it’s possible. https://www.nasa.gov/centers-and-facilities/white-sands/two-stage-light-gas-guns/ https://www.nasa.gov/centers-and-facilities/white-sands/two-...