Master of Orion [Download] For DOS, or Windows 95/98 in DOS mode. Explore the galaxy and defend your empire with your massive star fleet. Balance the unique talents of alien beings with new technologies. A single technology discovery can turn the tables on your enemies! Lead one of ten different races, each with unique strategies and abilities. Compete against five other alien races. Design your ships with powerful new engines, missiles, bombs, shields, lasers and cloaking devices.