Supernova in NGC 3972 is a galaxy in Ursa Major.
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M83
M83 is a close and frontal galaxy with the classic spiral shape.
Messier 3 M3
Messier 3 (M3 or NGC 5272) A globular cluster of stars in the northern constellation of Canes Venatici. Discovered by Charles Messier on May 3, 1764, and resolved into stars by William Herschel around 1784.