Today’s H-alpha image shows four active regions that appear on NASA’s SDO image. Some are represented by a sunspot and others by their associated plages. […]
Read MoreSolar Images of 12.19.25
Today’s H-alpha image shows three active regions represented by their bright plages. There are prominences along the NE, NW, and SW solar limbs. The sunspot […]
Read MoreSolar Images of 12.18.25
Today’s H-alpha image shows plages that appear to correspond to AR4312, 4311, and 4310. There are small prominences along the NW and NE solar limbs. […]
Read MoreSolar Images of 12.15.25
Sunspot activity is less today than in previous weeks. And there are only a few small prominences along the solar limb. There are only four […]
Read MoreSolar Images of 12.13.25
Below, today’s H-alpha image shows minor prominence activity along the sun’s western limb. Today’s sunspot image shows AR4308 which yesterday was visible only in H-alpha. […]
Read MoreSolar Images of 12.12.25
Today’s H-alpha image shows the seven active regions that are noted in NASA’s SDO image. AR4308 near the eastern solar limb is new. AR4306 has […]
Read MoreSolar Images of 12.11.25
Below, today’s H-alpha image shows seven active regions identified by their associated bright plages. The large prominence along the sun’s SE limb has become more […]
Read MoreSolar Images of 12.10.25
Today’s H-alpha image shows the seven active regions in today’s NASA image. An additional area annotated here as “AR4306?” may be an emerging active region. […]
Read MoreSolar Images of 12.09.25
Below, today’s H-alpha image shows eight active regions and a spectacular solar prominence along the SE solar limb. The sunspot image shows seven of the […]
Read MoreSolar Images of 12.08.25
Today’s H-alpha image shows a new plage around AR4304. The prominences along the western limb continue to impress. Smaller prominences are present along the sun’s […]
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