Template:DidYouKnow


 * Bowser Jr.'s Lava Reactor is the only optional boss galaxy, as one can get the 60 Power Stars required without this Grand Star.
 * In Super Mario Galaxy, the player collides with Cosmic Mario/Luigi, Star Bits will come out of him and scatter.
 * In Super Smash Bros. Melee, Master Hand is considered genderless, based on his trophy. However, his trophy in Super Smash Bros. Brawl does refer to him as a male.