... Credit Copyright: Cassini Imaging Team , SSI , JPL , ESA , NASA Explanation: Imaged on the night side of Saturn by the Cassini spacecraft , these swirling storm clouds are illuminated by ringshine - sunlight reflected from the gas giant's magnificent ring system . ... While no lightning is seen directly in this Cassini image, scientists note that this storm appears along the planet's southern hemisphere storm alley in approximately the same location as Saturn's Dragon Storm , reported early last...