;
Complete level 13.
Change 1.500 tiles.
Complete level 10.
Complete level 14.
Colorful part three
Change 1.625 tiles.
Complete level 11.
Night Sky Navigator
Change 1.250 tiles.
Complete level 15.
Complete level 8.
Change 1.750 tiles.
Complete level 12.
Change 1.375 tiles.
Complete level 9.
Swipe 200 times.
Change 625 tiles.
Complete level 6.
Hit 700 walls.
Swipe 600 times.
Astronomy Aficionado
Change 1.125 tiles.
Complete level 3.
Change 250 tiles.
Hit 400 walls.
Hit 100 walls.
Swipe 300 times.
Change 750 tiles.
Complete level 7.
Hit 800 walls.
Swipe 700 times.
Complete level 4.
Change 375 tiles.
Hit 500 walls.
Hit 200 walls.
Swipe 400 times.
Change 875 tiles.
I'm a Star
Hit 900 walls.
Complete level 1.
Swipe 800 times.
Swipe 100 times.
Change 500 tiles.
Complete level 5.
Hit 600 walls.
Hit 300 walls.
Swipe 500 times.
Change 1.000 tiles.
Dedicated Stargazer
Change 125 tiles.
Complete level 2.
Swipe 900 times.