By Victor Rogus | 2026-05-07
Order by: Trending (past 30 days)Date
Solar Activity
On 05/07/2026 10:36 am by Jim Militello | Tucson, Arizona USA
Hydrogen-alpha image of the Sun with active regions, filaments, and prominence.
Coronado MaxScope 90 Ha solar telescope, ZWO ASI183mm video camera.
The image is a stack of 30 video frames processed with Autostakkert, Registax, Photoshop.