The Space Pack Add-on for Coloring Pixels has 21 achievements.
Complete all images in the Space book.
Complete image 20 on the Space book.
Complete image 19 on the Space book.
Complete image 18 on the Space book.
Complete image 17 on the Space book.
Complete image 16 on the Space book.
Complete image 15 on the Space book.
Complete image 14 on the Space book.
Complete image 13 on the Space book.
Complete image 12 on the Space book.
Complete image 11 on the Space book.
Complete image 10 on the Space book.
Complete image 9 on the Space book.
Complete image 8 on the Space book.
Complete image 7 on the Space book.
Complete image 6 on the Space book.
Complete image 5 on the Space book.
Complete image 4 on the Space book.
Complete image 3 on the Space book.
Complete image 2 on the Space book.
Complete image 1 on the Space book.