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NGC 4258 is a spiral galaxy located relatively close to the Milky Way and possesses an active galactic nucleus. Also known as Messier 106, this celestial object has been the subject of observations particularly in the fields of radio astronomy and cosmology. Due to both its morphological characteristics and the presence of water masers, NGC 4258 is used as a fundamental reference in understanding galactic structure. NGC 4258 (Messier 106). (NASA) " image-element-format="right" image-source="http