NASA has been tracking solar flare activity since the mid-1970s, but earlier data has not been made publicly available and is less reliable than modern records, SpaceWeatherLive.com ...
The European Space Agency has released an audio-visual representation of solar activity over the last three years, using data from the Solar Orbiter probe.
Solar flares are powerful bursts of radiation that ... Trouble is, extreme solar activity isn’t necessarily linked to the solar cycle, which both the NOAA/NASA and NCAR models exist to predict.