solar system

(redirected from 12 planets)
Also found in: Dictionary, Encyclopedia, Wikipedia.
References in periodicals archive ?
Twelve alien races from 12 planets square off in this new contact sport where players shoot powerful Orbs to score goals.
Their attack leaves 12 planets annihilated and the human race all but wiped out - except for one remaining warrior space-craft: a huge, fighter-carrier called Galactica.