Many thanks to SWLing Post contributor Troy Riedel, who shares the following news courtesy of the excellent SpaceWeather.com site: THE SUN IS FLARING AGAIN: Sunspot AR3947 is sizzling with activity. Since yesterday it has produced three X-class solar flares and multiple strong M-flares. NOAA's GOES-16 satellite recorded the extreme ultraviolet and X-ray flashes: Each flare [...]