Space Fantasy is a song that plays in Super Mario Galaxy. It plays at a speed of 72 beats per minute at 4/4 time and lasts 26 bars, covering 1 minute and 26 2/3 seconds. It is in the key of A Major. The song has a relaxing, cosmic feel that typically appeals to its locations:
- Good Egg Galaxy (Flipswitch Area, Pill and Star Planets)
- Space Junk Galaxy (Yoshi Planet)
- Battlerock Galaxy (Minefield Saucer Area and Blast Missile Planet. A remixed, more battle-oriented theme with the same tempo and duration plays elsewhere in the level, typically near the Battlerock itself.)
- Sling Pod Galaxy (Entire Level)
- Bubble Breeze Galaxy (Entire Level)
- Ghostly Galaxy (Matter Splatter Mansion Planet)
- Gusty Garden Galaxy (Disk Planets)
- Boo's Boneyard Galaxy (Entire Level)
- Deep Dark Galaxy (Pukupuku Pampol and Marble Planets)
- Dreadnought Galaxy (Beam (including Starting Planet) Planets, Cube, Aqua (before flood), and Sphere Planets. A remixed, more battle-oriented theme with the same tempo and duration plays elsewhere in the level, including the Aqua Planet after it floods.)
- Matter Splatter Galaxy (Entire Level)