Interest in Saturn’s hexagon storm goes back to 1988, when astronomer David A. Godfrey analyzed flyby data from the Voyager spacecraft’s 1980 and 1981 Saturn passes and reported the discovery.

Earlier in 2013, NASA's Cassini orbiter captured a stunning photo (above) of a mysterious storm on Saturn. This storm, known only as the hexagon, is roughly 20,000 miles (32,000 km) from edge to ...

The solar system’s most distant planet sits 1.1° due north of Saturn, placing them together in a single telescopic field of view all night.