Stephenson 2-18

Stephenson 2-18 (also called Stephenson 2 DFK 1 or RSGC2-01) is an extreme red hypergiant star in the constellation Scutum. It Is very commonly incorrectly touted as the largest star ever discovered, for a 2020 estimate inaccurately placed its size at 2,150 Solar Radii, which a star that big literally cannot exist. It is one of the most luminous stars… Continue reading Stephenson 2-18

UY Scuti

“What kind of a name is UY Scuti?” -Corridor Crew UY Scuti is a red hypergiant star in the constellation Scutum. With a radius of 909 Solar Radii, it is one of the largest known stars and one of the most historically important stars ever. It was first known as BD-12°5055 when it was first cataloged in 1860. In 2012,… Continue reading UY Scuti