Each spring, amateur astronomers attempt the ultimate stargazing challenge—an overnight quest to spot every galaxy, nebula, and star cluster in Charles Messier’s famous catalog. Photographer Alan Dyer ...
This new image of the rose-coloured star forming region Messier 17 was captured by the Wide Field Imager on the MPG/ESO 2.2-metre telescope at ESO’s La Silla Observatory in Chile. It is one of the ...
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