Mar 082026
The first movie is of sunspot 4378 and was featured on spaceweather.com because it illustrated umbral flashes.
Click each image for animated version. Then press F11 for full screen and Ctrl+wheel to zoom.
The first movie is of sunspot 4378 and was featured on spaceweather.com because it illustrated umbral flashes.
Click each image for animated version. Then press F11 for full screen and Ctrl+wheel to zoom.