Kind of off the topic,but time slows for ANY AND ALL matter traveling at lightspeed,so the power may last longer,but other people will have found a way to break light speed,so it would be pointless.
Trying to figure out the gravitational attraction between two objects using Newton's Law of Universal Gravity.Need to figure out what the force is.Here is a model.If anything is in ordinary parentheses then it is an exponent.
----------------------G
--------____________|_____________400x300...