So why not go with the photon rocket option?
If the power required to push a manned solar sail vehicle would also push the emitter, then it would be in effect a photon engine. Why not just but the laser onboard the ship?
Space/Science » in reply to re: Question concerning a laser powerd Solar Sail
If the power required to push a manned solar sail vehicle would also push the emitter, then it would be in effect a photon engine. Why not just but the laser onboard the ship?