A double star in the constellation Gemini is the brightest star in the group, aproximately 46 light-years from Earth.

北河二双子座中的一颗双星，是这组星中最明亮的一颗，距地球约46光年。

youdao

A double star in the constellation Gemini, the brightest star in the group, approximately46 light-years from Earth.

双星，是该星座中最亮的一颗星，距地球约46光年。

youdao

The program was named for the two stars Castor and Pollux in the star group Gemini.

VOA: special.2009.06.24