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.
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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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