环绕Gliese 581公转的┞封颗类地行星位于天秤座（constellation of Libra），间隔地球十分远远，Gliese 581的恒星光焰需求旅行20年能力抵达地球。
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Libra the Scales is a Spring constellation, and can be best viewed in the night sky during the month of May.
天平座是春天的星座，五月份的夜空是最好辨认的时间。
Tonight's moon - in front of the constellation Libra - arcs across the south throughout the night.
今晚的月亮——在天秤座前——弧顶穿过南部夜空。
Libra was re-defined by the Romans as a separate constellation of the Zodiac.
天秤座被罗马人重新定义为黄道十二宫中单独的一宫。
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