Boulder Bowl Galaxy
Area World 2 
Boss(es) Rollodillo 
Level(s) Rock and Rollodillo

Rolling Crabber Romp
C'mere Goomba 

Stars Staricon Staricon Staricon

Boulder Bowl Galaxy is a galaxy appear in the World 2 of Super Mario Galaxy 2. The planets in this galaxy are mainly made of rock or dirt. The galaxy consists of fences, boost ramps and boulders. Some platforms in the galaxy are made of metal or steel which have to be bumped by Rock Mario to knock it down. The galaxy is the introductory stage of using the Rock Mushroom. The boss of this galaxy is Rollodillo.