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UY Scutiball (BD-12°5055ball) is a red
big dot in the sky hypergiant star in the constellation Scutum. It is one of the largest stars in Milky Wayspiral; however, its clay exceeds that of the current upper limit. UY Scutiball was discovered in 1860 by some Germanyballs in Bonn Observatory while creating "Bonner Durchmusterung" catalog.