Located about 2,000 light years from Earth in the constellation Lyra, the Ring Nebula is also known as Messier Object 57 and NGC 6720.
这个星云位于距离地球2000光年的天琴座内，它还有另外两个名字：MessierObject57和NGC 6720。
Located about 2, 000 light years from Earth in the constellation Lyra, the Ring Nebula is also known as Messier Object 57 and NGC 6720.
这个星云位于距离地球2000光年的天琴座内，它还有另外两个名字：MessierObject57和NGC 6720。
The crown is located more or less along a line between two bright stars, Arcturus in the constellation Bootes the Herdsman and Vega in the constellation Lyra the Harp.
这顶华冠所处的位置，几乎将牧夫座的大角星和的天琴座的织女星，这两颗明亮的星星连成了一条直线。
This evening, we zoom in on Vega and its small but distinctive constellation, Lyra the Harp.
今晚，我们来放大观察织女星和她的小而独特的星座，天琴座的竖琴。
The existence of this planet, which circles a star 600 light-years away, in the constellation of Lyra.
存在这么一个行星，它环绕天琴座星系中一颗600光年远的恒星运行，之前被怀疑的不存在。
The existence of this planet, which circles a star 600 light-years away, in the constellation of Lyra.
存在这么一个行星，它环绕天琴座星系中一颗600光年远的恒星运行，之前被怀疑的不存在。
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