It orbits a massive red star called Gilese 581, located in the Libra constellation, 20.5 light years from Earth.
它围绕体积巨大的红色恒星Gilese 581公转，属于天秤座，距地球20.5光年。
The planet in question orbits a star called Gliese 581 that lies a mere 20 light years away in the constellation Libra.
我们这颗行星围绕一颗称为Gliese 581的恒星运转，该恒星距地球仅20光年，位于天秤座。
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。
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