标签：#漸近巨星支

斯內登星

來源 Beers T.C., Preston G.W., Shectman S.A., A search for stars of very low metal abundance. I., Astron. J., 90, 2089-2102 (1985) Beers T.C., Preston G.W., Shectman S.A., A search for stars of very low metal abundance. II…