నైరూప్య

A New Stellar or Star Classification System-CDMST Color, Distance, Metals Size, Temperature system

James T. Struck*

A New Stellar or Star Classification System-CDMST where discussed about Color, Distance, Metals Size, Temperature system showing the Red supergiant Antares, blue supergiant Rigel, Sirius A close, UY Scuti large diameter, Icarus 9 billion light years away, Canopus white, Spica massive, Aldebaran red giant, Eta carina blue. Each star is assigned a spectral class from the older Harvard spectral classification and a luminosity class using Roman numerals as explained below, forming the star's spectral type.