Add ability to maneuver orbit by w,s,a,d,q,z keys
Add ability to maneuver orbit by w,s,a,d,q,z keys

Currently, parabolic and hyperbolic trajectories are not supported
and if you thrust so much to escape, the orbit suddenly disappears!

msakuta/WebGL-Orbiter,msakuta/WebGL-Orbiter,msakuta/WebGL-Orbiter