Tags: Star.
HD 93205 is a binary stellar system in the Carina Nebula (NGC 3372) in the Carina constellation. It consists of two massive O-stars that revolve around each other in 6 days. The more massive member of type O3 V has an estimated mass of 45 solar masses. The less massive member has approximately 20 solar masses (spectral class O8 V).Among its neighbors are some of the most massive and luminous stars in the galaxy like Eta Carinae HD 93250 and the binary HD 93129.