Distant future. The humanity inhabits the Earth along with other planets of the solar system. As a result more and more energy resources are needed which will prolong the existing of this enormous organism named Lodestar, the human space empire.
You're a space ranger charged with a special mission to transport the prime source of energy. The Energy Sphere was created on the Earth with the joint scientific effort to provide the whole Empire with energy. The very thought of its hypothetic loss makes every Lodestar inhabitant feel the horror. To make the Sphere accumulate the energy it has to be on constant motion.
Unfortunately the Andropes from the neighboring galaxy are on the way of Energy Sphere possession. Lodestar is forced to protect its prime source of energy and the whole humanity.
The Transportation of the Ball to energy this only begin rotation event. You there is: fought one on one with whole by fleet Andropov, travel in boundless outer spaces in quest of detonated Galaktiks, participate in boarding the rockets and herewith avoid the collisions with asteroid, which fly on You with mad velocity, and another. All this You there is pass for the sake of savings Lodestar. All in Your hands!