;
Hit 900 walls.
Swipe 800 times.
Change 1.750 tiles.
Change 1.375 tiles.
Complete level 14.
Colorful part two
Swipe 900 times.
Change 1.500 tiles.
Complete level 15.
Hit 800 walls.
Change 1.625 tiles.
Night Sky Navigator
Complete level 9.
Hit 500 walls.
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.
Change 1.125 tiles.
Astronomy Aficionado
Hit 400 walls.
Change 750 tiles.
Complete level 12.
Swipe 700 times.
Change 1.250 tiles.
Hit 200 walls.
Complete level 2.
I'm a Star
Complete level 6.
Swipe 100 times.
Change 500 tiles.
Hit 300 walls.
Complete level 3.
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.