Tag: #sunspots

Articles related to sunspots

science

Earth-Facing Sunspot Sparks Powerful M7.5 Solar Flare, Causing Brief Radio Blackout

An M7.5 flare from Earth-facing active region 4409 triggered an R2 radio blackout but no major geomagnetic storm after no significant CME followed.

#spaceweather, #solarflare, #sunspots, #noaa, #aurora