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Open Cluster M93 (also known as Messier Object 93, Messier 93, M93, or NGC 2447) is an open cluster in the Puppis constellation. It was discovered by Charles Messier in 1781. M93 is at a distance of about 3,600 light-years away from Earth.

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Messier objectThe Messier objects are a set of astronomical objects catalogued by Charles Messier in his catalogue of Nebulae and Star Clusters first published in 1774. The original motivation behind the catalogue was that Messier was a comet hunter, and was frustrated	Messier corpuscleMeissner corpuscles are merely one component of the nervous system of the penis. A comprehensive anatomical and histological study of the foreskin (prepuce) and the penis is available at:.	Messier marathonMessier marathon is an attempt undertaken by amateur astronomers to find as many Messier objects as possible during one night. The Messier catalogue consists of 110 relatively bright deep space objects ( galaxies, nebulae, and star clusters). The number o
Messier (crater)Messier is a relatively young lunar impact crater located on the Mare Fecunditatis. The crater has a discernable oblong shape that is not caused by foreshortening. The longer dimension is oriented in an east-west direction. Just to the west lies Messier A