SPACEWEATHER.COM NEWS: 02/21/2025
SOLAR MAX — IS A SECOND PEAK COMING? Last October, NOAA and NASA announced that Solar Max has arrived. Only half the sun got the memo. The majority of solar activity has been happening in just one of the sun’s hemispheres–the south. The solar superstorm of May 10, 2024, for instance, was caused by a monster southern sunspot.
It makes you wonder, is the other half of Solar Max still coming? This (above) plot of hemispheric sunspot numbers from SILSO provides some context:
