Sunspot AR2396 8 August 2015

Solar Prominence 8 Aug 2015

Solar activity has increased over the last few days, as one of the largest Sunspots AR2396 in the recent months is visible on the Solar limb that is facing towards the Earth. In just one day its surface increased by 50%. The growing sunspot group stretches more than 150,000 km from end to end. All by itself, the primary dark core is more than three times the size of Earth and can be observed even by naked eye using the adequate protection. View of the Sunspot and its surrounding in H-alpha light:

Sunspot AR2396 8 Aug 2015

Solar surface 8 Aug 2015

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