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The Al Nagler Saturnday interview with Eli Goldfine
Monday, March 30, 2026 by Eli Goldfine
Editor’s Note: Albert “Al” Nagler, founder of Tele Vue Optics and one of the most beloved figures in amateur astronomy, passed away on October 27, 2025, at the age of 90, fittingly with a telescope in hand. For more than half a century, Al’s innovations transformed backyard ...
Automating Astrophotography with PULSAR
Wednesday, March 25, 2026 by Russ Scritchfield
PULSAR is a general purpose software system for reduction and processing of astronomical CCD and CMOS imaging data. Each tool performs a single well defined operation on FITS images, and the tools compose into automated pipelines that carry your work from raw frames to calibrated, combined, and enha...
Lens support system from Buckeyestargazer lands
Tuesday, March 24, 2026 by Austin Harris
A telephoto lens and camera can make beautiful deep sky images, but the setup lives or dies by how well it is mounted-as many of you know. If the lens flexes a little when you slew, if the camera tilts a hair when you focus, your stars will tattle. The difference between soft ovals and tight circles...
MOTHRA telescope 1,140-lenses to map the cosmic web
Friday, March 13, 2026 by Trey Abbe
A new astronomical instrument is being developed to capture the faint glow of the cosmic web with a scale and simplicity that set it apart. Built as an array of 1,140 individual objective lenses working together, the system trades a single large mirror for many smaller optics, enabling exceptional s...