Why would clouds form a hexagon on Saturn?
Nobody is sure.
Originally discovered during the
Voyager flybys of
Saturn in the 1980s, nobody has ever seen anything like it anywhere else in the
If Saturn's South Pole wasn't strange enough with its
Saturn's North Pole might be considered even stranger.
The bizarre cloud pattern is
in great detail by a recent image taken by the
This and similar images show the stability of the
even 20+ years after Voyager.
of Saturn's North Pole show the cloud structure maintaining its
hexagonal structure while rotating.
Unlike individual clouds appearing like a
hexagon on Earth,
cloud pattern appears to have six well defined sides of nearly equal length.
Earths could fit inside the
Imaged from the side, the
dark shadow of the
is seen eclipsing part of its
grand system of rings,
partly visible on the upper right.
NASA/JPL-Caltech/Space Science Institute