X class flares

'Monster' Sunspot Appears, Powerful Solar Storms Expected

   [UPDATED May 11, 2012 – M-Class solar flares; see below] NASA scientists are calling it a “monster sunspot” and its size is calculated to be 60,000 miles (100,000 km) from end to end. The huge sunspot comprises most of Active Region (AR) 1476, which rotated into view this weekend. Images of the region were picked

Scroll to Top