From mighty Canopus, capital of the Federated Stars, to the outer fringes of our great galaxy, the Interstellar Patrol was on the watch. Rogue suns, marauding alien intelligences, man-made comets driven by their makers for the conquest of unsuspecting worlds, diabolical conspiracies hatched in the depths of unmapped nebulae - it was the business of the Patrol's mighty spaceships to guard against s...