Follow Mario through every observatory dome, Hungry Luma galaxy and Planet of Trials challenge. Each main galaxy includes the normal missions, hidden stars and comet routes. Complete the 120-star adventure with Mario and Luigi, then collect the final festival star for each character.
Choose an observatory area below. The Hungry Luma and special-galaxy sections cover the stages outside the six main domes.
Terrace
Fountain
Kitchen
Bedroom
- Gusty Garden Galaxy
- Freezeflame Galaxy
- Dusty Dune Galaxy
- Honeyclimb Galaxy
- Bowser's Dark Matter Plant
Engine Room
Garden
Hungry Lumas
- Sweet Sweet Galaxy
- Drip Drop Galaxy
- Bigmouth Galaxy
- Sand Spiral Galaxy
- Snow Cap Galaxy
- Sling Pod Galaxy
Special galaxies
- Boo's Boneyard Galaxy
- Gateway Galaxy
- Bowser's Galaxy Reactor
- Rolling Gizmo Galaxy
- Bubble Blast Galaxy
- Loopdeeswoop Galaxy
- Grand Finale Galaxy