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DarkSky Petition Urges FCC to Reverse Space Mirror Approval
Thursday, August 13, 2026 by Richard Harris
DarkSky and a coalition of scientific, environmental, and civic organizations have filed a formal petition urging the Federal Communications Commission to reconsider and reverse its approval of an experimental orbital space mirror project. The petition asks the agency to pause the authorization whil...
Lunar surface impact from Falcon 9 creates rare observing opportunity
Tuesday, August 4, 2026 by Trey Abbe
Most lunar impacts arrive without warning. A small meteoroid strikes the Moon and produces a flash that may last less than a second. Unless a telescope and camera happen to be pointed at the right location at the right time, the moment is gone before anyone knows it happened. The Falcon 9 uppe...
Optolong L2 Dual Combo Filters Review
Thursday, July 30, 2026 by Jim Thompson
Optolong's multi-narrowband (MNB) filter is called the L-Synergy. It has a 7nm wide pass band at O-III and another at S-II. When paired with their existing L-eXtreme filter and a one-shot colour (OSC) camera, one is able to produce nebula images using the Sulphur-Hydrogen-Oxygen (SHO...
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 ...