Cyg OB2-12
From Wikipedia, the free encyclopedia
Cyg OB2-12 is one of the most luminous and most massive stars known in the Milky Way galaxy. It is a spectral class O8 type hypergiant.
Cyg OB2-12 is one of the most luminous and most massive stars known in the Milky Way galaxy. It is a spectral class O8 type hypergiant.