a red supergiant star that dwarfs even the most luminous stars in our night sky. As a hypergiant star, UY Scuti's immense size is almost incomprehensible, with a radius about 1,700 times larger ...

Yet another star in our universe has been caught acting strangely. On Monday (Jan. 8), astronomers reported that RW Cephei, a hypergiant star in the constellation Cepheus about 16,000 light-years ...

This star's diameter is roughly 2000 times that of our sun's and 155,000 times that of Earth's. VY Canis Majoris is a hypergiant star located 3,900 light years from Earth. Hypergiants are a ...