Hypergiants are among the most massive and luminous stars in our galaxy ... A one minute video clip (animation) about the Yellow Hypergiant Rho Cassiopeiae. Credit: Alex Lobel (shared under ...

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 ...

A recent five-year study has uncovered new insights into the properties of yellow hypergiants, a heavy star class known for their dramatic outbursts. Scientists focused on Rho Cassiopeiae (Rho Cas ...