Look northeast of bright star Deneb in the constellation Cygnus the Swan.
它们在天鹅座的天津四这颗亮星的东北方。
In fact, the constellation Cygnus is sometimes called the Northern Cross.
事实上，天鹅座有时也被称为北十字星座。
One of the best cases known goes by the name Cygnus X-1, because it was the first X-ray source discovered in the constellation Cygnus the Swan.
最经典的例子就是天鹅座X-1，这是在天鹅座星云中发现第一次发现的X射线源。
It's about 2 light-years long and half a light-year wide. It's located about 2, 000 light years away in the direction of the Constellation Cygnus.
它大约有2光年长、半光年宽，位于天鹅座方向，距地球约2,000光年。
The goal is to image a huge chunk of the sky around the constellation Cygnus, monitoring 150,000 stars continuously for four years... It's scheduled to launch in 2009.
目标是对天鹅座(Cygnus)星系周围的一大块天空成像，连续四年观察15万颗恒星，……预期在2009年发射。
The goal is to image a huge chunk of the sky around the constellation Cygnus, monitoring 150, 000 stars continuously for four years... It's scheduled to launch in 2009.
目标是对天鹅座(Cygnus)星系周围的一大块天空成像，连续四年观察15万颗恒星，……预期在2009年发射。
The Cygnus Loop appears as a faint ring of glowing gases about three degrees across (six times the diameter of the full moon), located in the northern constellation Cygnus the Swan.
天鹅座的Loop看起来是个由炽热气体形成的模糊光环(满月直径的6倍大小)，坐落在天鹅座星群的北方。
Explanation: Delicate in appearance, these filaments of shocked, glowing gas, draped in planet Earth's sky toward the constellation of Cygnus, make up the Veil Nebula.
解释：从地球仰望星空，笼罩在天鹅座周围的那些外观精美、如细丝般令人震撼的发光气体，形成了面纱星云。
Its constellation is Cygnus the Swan.
它的星座是天鹅座(即天鹅星座)。
Kronberger 61 lies roughly 13, 000 light-years away in the Cygnus constellation and is almost perfectly round-an oddity when compared with the other 3, 000 or so planetary nebulae already discovered.
Kronberger 61距离地球大约13,000光年，是天鹅座的一名“成员”。它几近完美的球形；相较于其他3,000余行星星云，它可谓十分不同寻常。
A constellation in the Northern Hemisphere near Cygnus and Hercules and containing Vega.
天琴星座北半球一星座，在天鹅座和武仙座附近，星座内包括织女星。
A constellation in the Northern Hemisphere near Cygnus and Hercules and containing Vega.
天琴星座：北半球一星座，在天鹅座和武仙座附近，星座内包括织女星。
Look for a small nebular patch North-East of bright star Deneb in the constellation of Cygnus.
从天鹅座中的明亮恒星天津四往东北方向寻找，就能找到这一小片星云状光斑！
Look for a small nebular patch North-East of bright star Deneb in the constellation of Cygnus.
从天鹅座中的明亮恒星天津四往东北方向寻找，就能找到这一小片星云状光斑！
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