Lightspeed Screensaver

Lightspeed Screensaver is a free screensaver that lets you enjoy the beauty of space right from your computer. The screensaver contains 50 different star clusters, including real and imaginary ones. You can also create your own star clusters using the built-in editor.

Lightspeed Screensaver is easy to use. Just install it and set it up to your preferences. The screensaver will then automatically launch when your computer is idle.