It is currently the largest star by radius discovered by humans. Biggest Stars in the Universe Although the Sun appears . It is a red M-class supergiant star or a variable Hypergiants that was once O-class. Stars bigger that even our Sun? Check out the top 5 | Tech News UY Scuti is vv cephei bigger than uy scuti - davidwalkerauthor.com How big is a red giant star? - Biketouraostavalley.com is r136a1 bigger than uy scuti R136a1 is a young star, yet it probably won't grow as large as UY Scuti, because stars of such extreme mass are very unstable and short living. A size comparison of the Sun, UY Scuti and Stephenson 2-18, image: Wikimedia Commons/THE COLOSSAL GALAXY NAMED IC1101 (CC BY-SA 4.0) What If Earth Orbited UY Scuti
