As of October 23, 2014, AR12192 is now the Biggest sunspot in 2 solar cycles. Just yesterday it reached the rank of largest sunspot in cycle 24. The sunspot measures a whopping 2700 microhemispheres (MH or millionths of a visible […]
The post AR12192: Biggest Sunspot of Two Solar Cycles! appeared first on The Sun Today with C. Alex Young, Ph.D..
