mini-space-alien:ezravstheufos:In the star cluster known as the Pleiades, the hottest stars are B6,
mini-space-alien:ezravstheufos:In the star cluster known as the Pleiades, the hottest stars are B6, not hot enough to ionize hydrogen in the interstellar medium. Instead, the brightest stars produce a reflection nebula as their light is scattered from interstellar dust.i want to leave -- source link