An Eerie Hex on Saturn

Two things I love: Astronomy, and cool clouds. I love them even more when I can enjoy both at the same time. The image above is of Saturn, taken by the Cassini space probe on Sept. 5, 2016, when it was about 1.4 million kilometers from the planet, using its wide-angle camera equipped with a filter that lets through near-infrared light. This is just outside what our eyes can see, and it emphasizes the location of methane gas in Saturn's upper atmosphere. That hexagon, though! It's so creepy looki...