A hypergiant (luminosity class 0) is a starn wi an enormous mass an luminosity, shawin signs o a very heich rate o mass loss.[1]

Comparison o a blue hypergiant, yellae hypergiant, reid supergiant, an reid hypergiant superimposed on an ootline o oor solar seestem. The blue hauf-ring centred near the left edge represents the orbit o Neptune.


  1. "A guide to hypergiant stars, the behemoths of the cosmos". www.skyatnightmagazine.com (in Inglis). Archived frae the original on 3 Juin 2023. Retrieved 11 Februar 2024.