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47 million galaxies: A sunning new view of our universe
Monday, April 20, 2026 by Russ Scritchfield
An international team has unveiled a sweeping three dimensional map of the cosmos that brings the distribution of galaxies into sharp relief across much of observable space. Built from the Dark Energy Spectroscopic Instrument, the map charts where galaxies are located and how their positions change ...
Watusi 150 equatorial fork mount for advanced astronomy
Friday, March 27, 2026 by Richard Harris
If you have carried a bag of counterweights across a dark field, you know their special brand of gravity. They are reliable in only one way. They always feel heavier by the minute. So when a well executed equatorial fork shows up with carbon fiber arms and no counterweights, that deserves attention ...
Why Maui does not want the Haleakala telescope project
Wednesday, March 25, 2026 by Richard Harris
After weeks of growing public pushback, the Maui County Council in Hawaii has now unanimously opposed the military’s proposal to construct up to seven telescopes within a state conservation area on Haleakalā. Recently the council approved a resolution urging the U.S. Air Force to deny the p...
Planet and moon image stacking gets easier with LuckyStackWorker 7
Wednesday, January 14, 2026 by Russ Scritchfield
LuckyStackWorker - a free, open-source desktop application for astrophotographers that automates the post-processing (sharpening, denoising) of stacked solar system images (planets, Moon, Sun) captured with techniques like lucky imaging, has updated to a new release of version 7.0.0. The application...