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Part 15
Super Mario Galaxy 2

Part 15

Complete walkthrough for Part 15 of Super Mario Galaxy 2, covering Upside Dizzy Galaxy, Boo Moon Galaxy, and Space Storm Galaxy, including all Power Stars and Secret Stars.

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Complete walkthrough for Part 15 of Super Mario Galaxy 2, covering Upside Dizzy Galaxy, Boo Moon Galaxy, and Space Storm Galaxy, including all Power Stars and Secret Stars.

Walkthrough
  1. 1
    Navigate the moving floor and switches to reach the first lever.
  2. 2
    Spin the lever to proceed, avoiding bubbles and hitting switches to slow down platforms.
  3. 3
    Jump on a purple enemy to reach a Sling Star.
  4. 4
    Hit the Checkpoint Flag, pound the switch, and race under the Thwomp.
  5. 5
    Avoid the electric-field-releasing enemy.
  6. 6
    Wall jump the next Thwomp and spin to get atop it.
  7. 7
    Wait for spikes to retract, head left, and jump on a green Topman to reach a pipe.
  8. 8
    Enter the pipe for a ? coin challenge and a 1-Up.
  9. 9
    Pound the switch to slow down the area.
  10. 10
    Jump to moving platforms and head up to the next switch.
  11. 11
    Pound the switch to slow it down again.
  12. 12
    Head to the top, spin two red spiked Topmen into the electric field, and jump on a green Topman to reach the Star.
  13. 13
    Take the pipe on the map and head to the bottom right for Upside Dizzy Galaxy: A Walk on the Weird Side.
  14. 14
    After automatically taking a pipe, head right and then up, landing on strips of different gravity.
  15. 15
    Ride up platforms, then left to be pulled up.
  16. 16
    Reach the top of blocks and backflip/spin to reach a Life Mushroom.
  17. 17
    Take red platforms, then the left red gravity to go up.
  18. 18
    Hit the Checkpoint Flag, pound the switch, and head up the ceiling past Paragoombas to a pipe.
  19. 19
    Navigate the constantly changing gravity (blue/down & red/up).
  20. 20
    Find the Comet Medal. Stay on the platform below it in blue/down gravity, then backflip to it, avoiding the electric field.
  21. 21
    Head right, wait for red/up gravity to stand on the ? block.
  22. 22
    Wait for blue/down gravity, level yourself with the Star, and reach it when gravity turns red/up.
  23. 23
    For Secret Star #1- Burning Upside Dizzy: Re-enter A Walk on the Weird Side. Near the beginning, jump between gravity strips and ride the top of the left platform to a pipe.
  24. 24
    Use the Fire Flower to destroy some crates, leaving a step-up crate on the left to reach a red pipe.
  25. 25
    Use the red pipe to reach the Gearmo garbageman minigame.
  26. 26
    In 20 seconds, aim single fireballs at sets of crates: front, right, diagonally bottom right, upwards top right, bottom left strips, and top left strips.
  27. 27
    Win the Star. A Fire Flower is displayed at the ship's museum.
  28. 28
    On the map, head to the top left galaxy: Boo Moon Galaxy: Silver Stars Pop-Up.
  29. 29
    Let the spotlight guide you through the dark maze. Head to the bottom right corner to open doors.
  30. 30
    Go up the left path, then right at the fork, then up.
  31. 31
    Head right to the Launch Star.
  32. 32
    Go onto the purple moving platform, avoiding the blue swamp, and follow it.
  33. 33
    Step around Boos, spinning if needed. Hit the Checkpoint Flag on the safe platform.
  34. 34
    Head right, stepping up to the ? coin. Collect all musical notes for 3 1-Ups.
  35. 35
    Drop down as the platform moves, then jump right to the next purple platform as goo rises.
  36. 36
    Follow ramps and ride the platform. Near the Launch Star, walk down slightly for the Comet Medal, then take the Launch Star.
  37. 37
    On the crescent moon, collect all 5 Star Chips, standing on points to reach higher ones.
  38. 38
    Head right off a point to the Launch Star.
  39. 39
    At the popup book, find Silver Star (1) in the middle and (2) over the red switch. Pound the switch.
  40. 40
    Wall jump onto the right pillar for (3). Stand near a pillar so when the book flips, you reach (4) on the left pillar and (5) on the middle one. The Star appears on the ground.
  41. 41
    For Secret Star #1- The Star in the Sinking Swamp: Re-enter Silver Stars Pop-Up. On the vertical purple moving platform, follow it to the Launch Star, but instead take it, wait and jump left to another brief platform.
  42. 42
    Jump left to a 3rd, very fast purple platform. Avoid Boos. Backflip/spin if needed to reach the Star at the end.
  43. 43
    Head back to Space Storm Galaxy for the Gearmo star: Secret Star #1- C'Mere, Topman.
  44. 44
    Re-enter Follow Me, Bob-omb. Follow the walkthrough until the holey planet with Topmen.
  45. 45
    Head towards the Pull Stars at the end and down to a silver Gearmo. Talk to it.
  46. 46
    Lure a red spiky Topman to the Gearmo (or go back and have one follow you).
  47. 47
    Use a Bob-omb to blow up the crystal with the 1-Up. Try not to spin the red Topman or knock it off with Bob-ombs.
  48. 48
    In the top left area, spin the red Topman towards the Gearmo between the 4 candles.
  49. 49
    The silver Gearmo joins the gold one on the ship. Talk to it for a 1-Up.
Tips
  • In Upside Dizzy Galaxy, use backflips and spins to reach higher platforms.
  • Pay close attention to gravity changes in Upside Dizzy Galaxy to navigate effectively.
  • In Boo Moon Galaxy, use the spotlight to guide you through the maze.
  • Spinning can help you get through groups of Boos in Boo Moon Galaxy.
  • When collecting Star Chips on the crescent moon, use the points to reach the higher ones.
  • In the Silver Stars Pop-Up section, position yourself strategically before the book flips to reach all stars.
  • For the Secret Star in Boo Moon Galaxy, be ready for a quick jump to a fast-moving platform.
  • When luring the red Topman in Space Storm Galaxy, be careful not to lose it.
  • Use Bob-ombs strategically to clear obstacles without harming your target Topman.

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