This colorful space wallpaper from NASA's Cassini mission is the highest-resolution view of the unique six-sided jet stream at Saturn's north pole known as "the hexagon." Image obtained on Dec. 10, 2012 and released Dec. 4, 2013.
(Image: © NASA/JPL-Caltech/SSI/Hampton)
Have a news tip, correction or comment? Let us know at email@example.com.