The Great White Spot typically erupts on Saturn every 30 years. In 2010, however, the storm was about a decade early. It wrapped around the planet in six months, and grew nearly as wide as Earth. Inside the storm, lightning flashed at 10 times or more per second.
Key Facts In This Video
The Great White Spot is a storm that erupts on Saturn about once every Saturn year. 00:12
The Cassini spacecraft allows scientists to study Saturn's Great White Spot over different wavelength ranges. 01:02
By May 2011, Saturn's Great White Spot had undergone a temperature change of more than 80 K. 01:32
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