Naos, a white supergiant in the constellation of Argo, is one of the brightest stars in the Milky Way, in terms of absolute magnitude. Visually, it is tens of thousands of times brighter than the Sun; most of its radiation is in the ultraviolet, and when this is considered, it is approximately one million times brighter.
Spectral class is O5, making this an exceptionally bright star indeed.
Other meanings
- NAOS (Nasmyth Adaptive Optics System) is a system of adaptive optics used to correct atmospheric distortions of astronomical images.
- Naos is also a fortified island located in Panama Bay.
- Naos is a term used in classical architecture to refer to the inner chamber of a temple which houses an idol.