Ok here is some more news from Nintendo Power about SMG.
-120 stars, 40 galaxies, 6 major regions.
- Gateway Galaxy - travel from planet to planet to catch space rabbits (who are really stars), collect star chips, fight a giant Goomba for a key
- Star Dust Galaxy - use Beam Stars to move around space āgarbageā, explore a rocket, rescue toads, and more.
- Egg Planet Galaxy
- Cookie Factory Galaxy
- Power-ups - Super Mushroom (it increases your health to max), Invincibility Star, Fire Flower Bee Mario, Boo Mario
Yes you read that right, the fire flower is back along with the invinicibility star!