Solar Update June 2017–the sun is slumping and headed even lower

via The Next Grand Minimum
http://ift.tt/1Ym5yjO

Guest essay by David Archibald at Watts Up With That Solar cycle 24 has seen very low solar activity thus far, likely the lowest in 100 years. Figure 1: F10.7 Flux 2014 – 2017 The F10.7 flux shows that over … Continue reading →

via The Next Grand Minimum http://ift.tt/1Ym5yjO

June 7, 2017 at 12:27PM