By Mark Wralstad | 2025-12-06
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Active Sun
On 12/06/2025 10:30 am by Eliot Herman | Tucson AZ
Much activity on the Sun, shown is hydrogen alpha and calcium imagery of the Sun on December 6 2025.
Skywatcher hydrogen alpha telescope and Astrophysics 110 telescope and Lunt calcium module. ZWO monochrome cameras.
ZWO stack and Photoshop
