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ASI2600MM vs ASI6200MM vs ASI461MM: Sensor Sizes
Sunday, August 2, 2026 by Richard Harris
There is a surprising amount of confusion surrounding astronomical camera sensor sizes. I regularly hear one group argue that full frame is automatically better, while another insists that larger sensors are basically identical to smaller ones except for the amount of sky they capture. Neither posit...
AstroViewer brings FITS thumbnails to Windows and Linux
Tuesday, July 21, 2026 by Trey Abbe
Astrophotographers generate a lot of files, and most of those files are not especially helpful when viewed through a normal file manager. Open a folder containing a night's worth of FITS frames and you are often greeted by rows of nearly identical dark icons. A clean exposure, a frame ruined ...
iPhone plate solving app AstroHelm launches
Monday, May 11, 2026 by Austin Harris
Astronomical plate solving is a process used in astrophotography and telescope control to determine exactly where a telescope or camera is pointed in the night sky. Traditionally, this requires specialized software that takes an image from an astronomy camera, analyzes the pattern of stars in tha...
76th Annual MSRAL Convention: June 2026 Astronomy Event in St. Charles
Thursday, April 23, 2026 by Richard Harris
Mid-States Region Astronomical League Announces 76th Annual Conference in Missouri The Astronomical Society of Eastern Missouri will host the 76th Annual Mid-States Region of the Astronomical League Convention, bringing together amateur and professional astronomers from across the region for a th...