and the more recent X9.0 flare. The SWPC rates solar storms on a five-level scale, with five being the most extreme and rarest space weather conditions. According to the SWPC, a pair of coronal ...

It’s notoriously difficult to predict when the sun will belch out a large solar flare — an explosive burst of radiation that ...

Images captured by NASA's Solar Dynamics Observatory have revealed that "coronal loops" give off subtle flashes of ...

See and hear for yourself how the number of flares and their intensity increase, a clear sign of the sun approaching the peak of the 11-year solar cycle. This video combines ultraviolet images of ...

Increased solar activity, especially coronal mass ejections and numerous solar flares ... them are phenomena of low intensity (it is determined on a five-point scale, where G1 represents the ...