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