Largest Sunspot in Years Observed on Sun | Solar Storms, Flares & Sunspots | Space Weather & Sun Activity
The gigantic sunspot in the upper left of this image is about 50,000 miles (80,000 km) long and was observed on the sun by NASA's Solar Dynamics Observatory on Nov. 3, 2011.
CREDIT: SDO
One of the largest sunspots in years has appeared on the sun, darkening part of its glowing face.
The massive sunspot, called AR1339, is about 50,000 miles (80,000 km) long, and 25,000 miles (40,000 km) wide, reports SpaceWeather.com. For comparison, Earth itself is only 8,000 miles (12,800 km) wide.
The sunspot behemoth isn't yet facing our planet, but was spotted today (Nov. 3) by NASA's Solar Dynamics Observatory (SDO) satellite. The spacecraft's photos of [...]
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Full article at space.com
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