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
- 1Navigate the moving floor and switches to reach the first lever.
- 2Spin the lever to proceed, avoiding bubbles and hitting switches to slow down platforms.
- 3Jump on a purple enemy to reach a Sling Star.
- 4Hit the Checkpoint Flag, pound the switch, and race under the Thwomp.
- 5Avoid the electric-field-releasing enemy.
- 6Wall jump the next Thwomp and spin to get atop it.
- 7Wait for spikes to retract, head left, and jump on a green Topman to reach a pipe.
- 8Enter the pipe for a ? coin challenge and a 1-Up.
- 9Pound the switch to slow down the area.
- 10Jump to moving platforms and head up to the next switch.
- 11Pound the switch to slow it down again.
- 12Head to the top, spin two red spiked Topmen into the electric field, and jump on a green Topman to reach the Star.
- 13Take the pipe on the map and head to the bottom right for Upside Dizzy Galaxy: A Walk on the Weird Side.
- 14After automatically taking a pipe, head right and then up, landing on strips of different gravity.
- 15Ride up platforms, then left to be pulled up.
- 16Reach the top of blocks and backflip/spin to reach a Life Mushroom.
- 17Take red platforms, then the left red gravity to go up.
- 18Hit the Checkpoint Flag, pound the switch, and head up the ceiling past Paragoombas to a pipe.
- 19Navigate the constantly changing gravity (blue/down & red/up).
- 20Find the Comet Medal. Stay on the platform below it in blue/down gravity, then backflip to it, avoiding the electric field.
- 21Head right, wait for red/up gravity to stand on the ? block.
- 22Wait for blue/down gravity, level yourself with the Star, and reach it when gravity turns red/up.
- 23For 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.
- 24Use the Fire Flower to destroy some crates, leaving a step-up crate on the left to reach a red pipe.
- 25Use the red pipe to reach the Gearmo garbageman minigame.
- 26In 20 seconds, aim single fireballs at sets of crates: front, right, diagonally bottom right, upwards top right, bottom left strips, and top left strips.
- 27Win the Star. A Fire Flower is displayed at the ship's museum.
- 28On the map, head to the top left galaxy: Boo Moon Galaxy: Silver Stars Pop-Up.
- 29Let the spotlight guide you through the dark maze. Head to the bottom right corner to open doors.
- 30Go up the left path, then right at the fork, then up.
- 31Head right to the Launch Star.
- 32Go onto the purple moving platform, avoiding the blue swamp, and follow it.
- 33Step around Boos, spinning if needed. Hit the Checkpoint Flag on the safe platform.
- 34Head right, stepping up to the ? coin. Collect all musical notes for 3 1-Ups.
- 35Drop down as the platform moves, then jump right to the next purple platform as goo rises.
- 36Follow ramps and ride the platform. Near the Launch Star, walk down slightly for the Comet Medal, then take the Launch Star.
- 37On the crescent moon, collect all 5 Star Chips, standing on points to reach higher ones.
- 38Head right off a point to the Launch Star.
- 39At the popup book, find Silver Star (1) in the middle and (2) over the red switch. Pound the switch.
- 40Wall 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.
- 41For 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.
- 42Jump left to a 3rd, very fast purple platform. Avoid Boos. Backflip/spin if needed to reach the Star at the end.
- 43Head back to Space Storm Galaxy for the Gearmo star: Secret Star #1- C'Mere, Topman.
- 44Re-enter Follow Me, Bob-omb. Follow the walkthrough until the holey planet with Topmen.
- 45Head towards the Pull Stars at the end and down to a silver Gearmo. Talk to it.
- 46Lure a red spiky Topman to the Gearmo (or go back and have one follow you).
- 47Use 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.
- 48In the top left area, spin the red Topman towards the Gearmo between the 4 candles.
- 49The 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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