Giant sunspot that's SIX TIMES the diameter of Earth has formed in less than 48 hours - and could lead to solar flares

Giant sunspot that's SIX TIMES the diameter of Earth has formed in less than 48 hours - and could lead to solar flares | Mail Online: "A giant sunspot that is at least six times the diameter of Earth has formed on the Sun in less than 48 hours, Nasa has announced."