Live animated Sun can be configured. You can change size, color, animation speed, corona size, turbulence and many more options.
Usage: Home->Press Menu->Wallpapers->LiveWallpapers. You can open settings by double tapping on the screen.
If your device supports non squared textures, consider using this options all the time. Post effects may cause performance issues on slow devices. But you can turn them off in the settings menu.
Code can be found here: https://github.com/ghisguth/sunlight
Author: Alexander Fedora
Market link: com.ghisguth.sun
Web site: http://alexanderfedora.blogspot.com/
Market downloads: 1,000-5,000
Market rating: 4.0 / 5.0