Click to open image viewer. This 12-inch telescope is one of four full-scale engineering models or prototypes for the Smithsonian Astrophysical Observatory's Project Celescope. Celescope was a project ...
New comet 3I/ATLAS is just a dot in this 2-hour, 20-minute time exposure made with a 12-inch telescope on July 4. As it gets closer to the sun, the comet is expected to brighten, grow a tail and ...
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