If you're looking for an abstract splash of color to spruce up your desktop, the collections here should have something that catches your eye. Photo by Thelma1. Over at the design blog Hongkiat ...

Aurora Borealis Extravaganza Experience the awe-inspiring dance of the Northern Lights, painting the night sky with ethereal ...

The ethereal green glow of Aurora Australis high over Concordia station on 18 July 2012 in this stunning space wallpaper. It was taken by ESA-sponsored scientist Alexander Kumar and his colleague ...