If you are looking for a cool and beautiful live background for your Android device, you might want to check out Space Clock Live Wallpaper by TLMNGTN. This personalization app features a 3D star or sun with space particles, rotating needles, and flying particles above.

One of the best features of Space Clock Live Wallpaper is the variability in the background color, particle color, and size, as well as the model of their behavior. Additionally, users can choose between two types of clocks: digital and with hands.

Overall, Space Clock Live Wallpaper is a great addition to any Android device. It's a visually stunning live background that can be customized to fit your preferences. Best of all, it's completely free to use.