Monthly Archives: April 2014


What is going on with Solar Cycle 24?   It began with a whisper and until rougeSun threerecently,  it continued that way. It peaked at international sunspot number(ISN) of 66.9 in February 2012 and many thought that would be the high for Solar Cycle 24. But wait, a second peak formed and the question is, when will it stop growing?   Best guesses say that the peak will be somewhere around 80 (ISN). NASA says: “Many cycles are double peaked but this is the first in which the second peak in sunspot number was larger than the first.”

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