... Credit Copyright: NASA / JPL-Caltech / Space Science Institute Explanation: Why would clouds form a hexagon on Saturn? ... If Saturn's South Pole wasn't strange enough with its rotating vortex , Saturn's North Pole might be considered even stranger. ... Unlike individual clouds appearing like a hexagon on Earth , the Saturn cloud pattern appears to have six well defined sides of nearly equal length. ... Publications with keywords: Saturn - rings . Publications with words: Saturn - rings . ...