By Kevan Hubbard | 2026-06-03
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Solar Activity
On 06/03/2026 10:00 am by Jim Militello | Tucson, Arizona USA
Hydrogen-alpha image of the Sun showing active region 4455, filaments, and prominence.
Coronado SolarMax90 Ha solar telescope, ZWO ASI183mm video camera.
The image is a stack of 30 video frames processed with Autostakkert, Registax, Photoshop.
