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1·However, Gliese 581g is twenty light years from the Earth.

然而，Gliese 581g 距离地球20光年。

2·It's Gliese 581g and it's near a star.

它是格利泽581g，它在一颗恒星附近。

3·The new planet, called Gliese 581-g, is different.

这个叫做Gliese 581g的行星很特别。

4·Gliese 581 is a red dwarf star 20.5 light-years from Earth.

格利泽581是一颗红矮星距离地球20.5光年。

5·The paper reports the discovery of two new planets around Gliese 581.

论文提到了Gliese 581附近新发现的两颗行星。

6·Whether Gliese 581g is an actual planet remains an open question.

Gliese 581g是否确实是一颗行星依然是个谜。

7·He said there are two ways to interpret the signals from Gliese 581.

他说有两种方法可以检验葛利斯581的信号。

8·Gliese 876 is a small, red star with about one-third the mass of the sun.

“格里斯876”是一颗小型红色恒星，其质量约为太阳的三分之一。

9·Gliese 581g has a mass three to four times Earth's, the researchers estimated.

研究人员估测gliese 581g行星的质量大约是地球的3到4倍。

10·Even if Gliese 581c turns out to be void of little green men, there is time yet.

即使人们最终发现Gliese 581c上面并没有什么小绿人，我们有的是时间。