The space theme is popular not only among young people, but also among the elderly. Some people like realistic photos of the Moon or Mars, while others are attracted to virtual images created in graphic editors. The "AstroX Ui" theme for MIUI can be attributed to the latter. Black wallpaper with a starry sky and a red moon, as well as a cute astronaut on a purple background for the lock screen. The icons are minimalistic. The buttons on the notification curtain are made with a gradient effect.