Years ago, in 2008 and 2009 an eerie quiet descended on the sun. Sunspot counts dropped to historically-low levels and solar flares ceased altogether. As the longest and deepest solar minimum in a century unfolded, bored solar physicists wondered when “Solar Max” would ever return.They can stop wondering. “It’s back,” says Dean Pesnell of the Goddard Space Flight Center. “Solar Max has arrived.”
read more Solar maximum is back! | Science Wire | EarthSky.
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