Galactic nebulas are masses of diffuse material within our galaxy.
银河星云是我们星系中的一团团弥散物。
Some celestial bodies similar to galactic nebulas but without any luminosity sometimes reveal their presence as dark patches obscuring the light of stars beyond them.
某些与银河星云相似但不发光的天体，有时看来象块黑色补丁，遮住了周围的星光。
The central or brightest part of a nebula or galaxy.
核星云或银河的中心或最亮部分
They showed that the Andromeda nebula lay far outside our Milky Way Galaxy.
测量表明，仙女座星云远在我们的银河系之外。
Some astronomers thought nebulae were part of our Milky Way Galaxy.
有些天文学家认为，星云是我们银河系的一部分。
Stars are born in these interstellar clouds, which are located in the spiral arms of our Milky Way Galaxy
在我们银河系里，恒星就是在位于银河系旋臂上的这种星际气云中产生的。
A dark nebula, one of the nearest to Earth, that appears in the southern Milky Way.
煤袋最接近地球的黑色星云之一，见于银河系南部
He proved wrong those who believed nebulae lay inside the Milky Way.
他证明那些认为星云在银河系之内的人是错误的。
Where is home on the milkyway of stars, I dry my eyes again.
在星云密布的银河中,哪里才是家呢?!我又把眼泪擦干。
All the matter of the galaxy was originally a spherical cloud of gas from which stars were condensing out.
银河系中所有的物质最初都是球状气体云，恒星正是从中凝聚而成。
This halo could extend all the way to the Milky Way's nearest neighboring galaxies, the Magellanic Clouds, scientists said.
科学家说，该日冕可能一直延伸到银河系最近的星系麦哲伦云。
For the Galaxy and the Andromeda nubula, they do not form a pair of galaxies completely isolated from all others.
对银河系和仙女座星云来说，它们并不构成与所有其他星系完全孤立的一对星系。
Clouds of stars and glowing gas, with patches of darkening dust, mark the slow-changing spiral patterns of the Galaxy disk.
点缀着暗淡尘埃的团团恒星和发光星云，标记着银河系缓慢变化的旋涡外形。
In looking at the Carina Nebula we are seeing the genesis of star making as it commonly occurs along the dense spiral arms of a galaxy.
通过对船底座星云的观察，我们看到了通常沿银河密集的旋臂所诞生恒星的起源。
Some scientists believe they will eventually collide with the Milky Way and become part of our own galaxy.
一些科学家认为最终这两个星云将与银河相碰撞并融为我们所在这个星系的一部分。
The Large and Small Magellanic Clouds orbit our own galaxy, the Milky Way, and are sufficiently close for detailed study.
大小麦哲伦星云都绕我们所在的星系银河运行，并且离得很近有利于详尽的研究。
galactic noise
【无】银河(星系射电)噪音
If the Milky Way has a very extended corona (much bigger than the one proposed by Spitzer), this corona could strip off gas from the Magellanic Clouds.
假如银河系有一个非常大的星系冕（远远大于史毕哲所想像的），则它将可拉扯出麦哲伦云的气体。