A free program for Android, by emozzyDev.

If you want to make your phone screen look more beautiful and shiny, you should download this app. You will find all wallpapers of outer space, planets, galaxies, and so on. The collection is so huge that you will not be able to see them all in one screen. You will have to use your phone or tablet to view them. You can choose to view all of them or select a specific one to view it. You will be able to change the background color of your screen. The best thing is that the collection is very easy to use and you will not have to download any other apps to view all the wallpapers.