Bp star A B star whose spectrum is chemically "peculiar" (hence the "p"), usually with regard to the concentration of helium, which may be low, high, or variable (see helium star). Bp stars can be considered to be a hot subgroup of the Ap stars. Related category • TYPES OF STAR Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) |