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来自维基百科,自由的百科全书
外屏二(ε Psc,双鱼座ε)是双鱼座的一颗黄橙恒星,距离地球约190光年。它的光谱型为G9III或K0III,这说明它的表面温度约为5,000开。它是一颗普通的巨星,比太阳表面温度稍低,但是比太阳更亮、更大。[2] 它被怀疑是是一个双星系统,两颗成员星有相同的星等,两星距离0.25弧秒。[3]
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