playz large solar system model kit with 4 speed motor, hd planetarium projector, 8 painted planets, and 8 white foam balls with paint and brush for a hands-on stem diy project for space toys playz hands-on introduction to the world of astronomy. experience the different orbits of planets around the sun with this easy diy model kit. includes 8 high quality pre-painted planets along with 8 white planets with a set of paint for kids imaginations to run wild!