Sky Synchro Galaxy

Sky Synchro Galaxy is a galaxy in Super Mario Galaxy 3. It resembles Sky Station Galaxy from Super Mario Galaxy 2.

Star 1: Feather Flight
Mario must use the Feather Cape to glide across the pits and reach the Star.

Secret Star 1: Princess On The Tower
Mario must get a letter from the Sky Sanchro princess and find her at the top of the Tower on the starter planet.

Star 2: The Chimp's Romping Challenge
Mario must stomp on multiple enemies within the time limit and beat The Chimp's high score.

Secret Star 2: The Top Secret Bell
Mario must find a Bell hidden on the planet and collect all the Musical Notes inside a Bubble. Once all the notes are collected, a secret Star will appear.

Star 3: Silver Stars In The Sky
Mario must collet all 5 Silver Stars which are found on diffient planets in the galaxy.

Secret Star 3: Hurry-Scurry Hijinks
Mario must feat the Hungry Luma 30 star bits. Once it is fed, it'll transform into a planet exactly like the one in the Hurry-Scurry Galaxy.

Star 4: Kamella's Invasion
Mario must travel across the airships and fight Kamella.

Secret Star 4: Breaking In
Mario must use a ground pound to get inside one of the airships to find a secret Star.

Speedy Comet (Red): Feather Flight Speed Run
Mario must beat "Feather Flight" in under 3 minutes.

Daredevil Comet (White): Kamella Daredevil Run
Mario must defeat Kamella with 1 health bar without getting hit.

Shadow Comet (Blue): Shadow Mario Glides Into Action
Mario must beat Shadow Mario in the race to the Star.

Fast-Foe Comet (Yellow): Fast-Foes On The Gravity Planet
Mario must make his way across the Gravity Planet with Fast-Foe enemies and get the Star

Purple Comet (Purple): Purple Coins Sky High
Mario must collet 100 purple coins in under 2 minutes and 30 seconds.

Combo Comet (Pink): Octoomba Combo
Mario must defeat 20 Octoomba in 1 minutes.

Flash Comet (Orange): Flashing Skies
Mario must make his way across the Mountain Planet and get the Star in the flashing dark.

Green Comet (Green): Green Stars
Bosses
 * Green Star 1
 * Green Star 2
 * Green Star 3
 * Green Star 4
 * Green Star 5
 * Green Star 6
 * Green Star 7
 * Green Star 8
 * Green Star 9
 * Green Star 10
 * Green Star 11
 * Green Star 12
 * Green Star 13
 * Green Star 14
 * Green Star 15
 * Kamella