;
Change 1.750 tiles.
Complete level 27.
Colorful
Change 1.875 tiles.
Complete level 28.
Change 1.500 tiles.
Complete level 29.
Change 1.625 tiles.
Complete level 26.
Complete level 30.
Complete level 23.
Hit 700 walls.
Change 1.375 tiles.
Change 1.000 tiles.
Complete level 24.
Hit 800 walls.
Change 1.125 tiles.
Complete level 25.
Hit 900 walls.
Complete level 22.
Hit 600 walls.
Change 1.250 tiles.
Hit 1.000 walls.
Complete level 16.
Change 500 tiles.
Complete level 20.
Complete level 14.
Hit 400 walls.
Complete level 17.
Change 625 tiles.
Complete level 21.
Complete level 15.
Hit 500 walls.
Complete level 18.
Change 750 tiles.
Complete level 19.
Hit 300 walls.
Change 875 tiles.
Swipe 1.000 times.
Complete level 10.
Swipe 700 times.
Night Sky Navigator
Hit 100 walls.
Complete level 11.
Swipe 800 times.
Change 250 tiles.
Hit 200 walls.
Swipe 500 times.
Complete level 12.
Swipe 900 times.
Change 375 tiles.
Complete level 9.
Swipe 600 times.
Complete level 13.
Swipe 300 times.
Change 125 tiles.
Complete level 7.
Swipe 400 times.
Complete level 4.
Swipe 100 times.
Complete level 8.
Dedicated Stargazer
Complete level 5.
Swipe 200 times.
Astronomy Aficionado
Complete level 6.
Complete level 3.
I'm a Star
Complete level 1.
Complete level 2.