A game of interplanetary warfare where the goal is to destroy all of your opponent's planets. This is done with Planet Busters, a powerful weapon carried by certain types of spaceships. Components include a hex mapsheet, ten and six sided dice, and an assortment of counters. Common counters include Resource counters, Planet Buster counters, and the 84 Ship counters. In addition, each player has Fleet counters and Planet counters in a unique color. There are twenty-one ship types in the game. Players build new spaceships by expending Resource counters. Resource counters are earned by controlling planets.