What is the UY Scuti star? The UY Scuti star is the 38th variable star of the constellation Scutum, and it is a red supergiant star. UY Scuti is called in accordance with the international standard for designation of variable stars, and it is the biggest star in the universe. Explore UY Scuti, the largest known star, over 1,700 times bigger than our Sun. Discover other massive stars in the universe and their unique features. UY Scuti is the fourth studio album by American rapper and singer Young Thug. It was released through YSL, Atlantic Records, and 300 Entertainment on September 26, 2025. The album features guest appearances from Ken Carson, Cardi B, T.I., Lil Baby, Sexyy Red, YFN Lucci, 21 Savage, Travis Scott, Quavo, Lil Gotit, 1300Saint, Future, and Mariah the Scientist, with the "Supernova Edition", featuring the late Lil Keed. Notable producers for the album that includes ATL Jacob, London on Da Track ... The biggest star in the universe is UY Scuti, a red supergiant star that is estimated to be over 1,700 times larger than our Sun. It is located in the constellation Scutum and has a diameter of approximately 2.4 billion kilometers. UY Scuti’s size is due to its massive core, rapid expansion, and short lifespan. By studying stars like UY Scuti, astronomers can learn about the properties and behavior of these massive objects and gain a better understanding of the universe as a whole.