Laser propulsion is an interesting / wacky idea. Don't know if it would actually work, but the core concept of keeping the energy source on the ground is an int

Laser propulsion is an interesting / wacky idea. Don't know if it would actually work, but the core concept of keeping the energy source on the ground is an interesting one at least. https://en.m.wikipedia.org/wiki/Laser_propulsion https://en.m.wikipedia.org/wiki/Laser_propulsion