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Argon III filter for the miniCAM8
Wednesday, July 23, 2025 by Russ Scritchfield
Unlike more common narrowband filters, Argon III filters penetrate deeper into the less-explored parts of the emission spectrum, making faint ionization fronts and structural asymmetries more apparent. In a recent review of the QHY miniCAM8, Nico from Nebula photos focused in on a rarely talked abou...
How many telescopes do you actually need
Wednesday, July 2, 2025 by Richard Harris
I was about eleven years old when I met the night sky "officially". It was the late-1980s, and one calm summer evening in the Ozarks I lugged a little 60 mm refractor, bright red, wobbly tripod and all, into the backyard. I had a star chart from the box my telescope came in, along with a t...
Flat Frames in Astrophotography
Wednesday, May 7, 2025 by Richard Harris
Flat frames play an essential yet often misunderstood role in astrophotography. Their purpose extends beyond technical calibration, they are the gateway to producing consistently clean, artifact-free images that reflect only the celestial objects you intend to capture. While many astrophotographers ...
Ring Nebula structure revealed
Thursday, January 23, 2025 by Russ Scritchfield
The Ring Nebula, one of the most photographed objects in the night sky since its first image was captured in 1886, has had its intrinsic structure debated for over a century. Now, a research team led by Professor Joel Kastner from Rochester Institute of Technology’s Chester F. Carlson Center f...