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