Defend your invasion forces from attacking ships while they retake solar systems from a malicious computer virus. Use your special vessel, the Nautilus, to manufacture ships to assist you in the battle. Upgrade your stations with addons as you progress, and discover new more powerful ships to help you defeat the enemy.
Click left mouse button to fire your primary weapon. Keys 1-6 build ships(if available). W to fire shield discharge(if shield discharge equipped).