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Largest Sunspot of Solar Cycle

Sunspot AR2192 as seen by SDO on Oct. 23, 2014.
A huge sunspot, named AR2191, can be seen in this image taken by NASA's SDO. It has been the source of flares since before it circled around to face Earth and continues to produce flares..

A gigantic sunspot – almost 80,000 miles across — can be seen on the lower center of the sun in this image from NASA’s Solar Dynamic Observatory captured on Oct. 23, 2014. This active region, named AR2192, is the largest of the current solar cycle. Ten Earth’s could be laid across its diameter. Credit: NASA/SDO

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