Solar flare activity intensifies:
Suddenly, rash-like sunspot AR2918 is crackling with M-class solar flares. There have been two so far today (0401 UT & 1611 UT). The flares produced brief shortwave radio blackouts over Australia and South America. Stay tuned for updates about possible CMEs.
https://spaceweather.com/
Ydun Ritz (2021-12-28)