单词supernova remnant
na.: 【天】超新星遗迹
网络: 超新星残骸；超新星剩余物质；新星残留体
【天文学】超新星遗迹
About 5 light-years long and a mere 800 light-years away, the Pencil Nebula is only a small part of the Vela supernova remnant.
约5光年长，仅800光年远，铅笔星云是船帆座超新星残骸的一小部分。
The nebula is a large supernova remnant, an expanding cloud born of the death explosion of a massive star.
该星云是超新星的遗迹，是一个大质量的恒星死亡爆炸时的扩散云气形成的。
The Veil Nebula itself is a large supernova remnant, the expanding debris cloud from the death explosion of a massive star.
面纱星云本身是一个巨大的超新星遗迹，这是巨恒星濒死时爆炸产生的残骸云体，正在不断扩张。
However, if the supernova remnant exceeds three solar masses, conventional physics suggests a black hole should be left behind.
然而，如果超新星的残核大于三个太阳质量，按常规物理法则来说，就将成为黑洞。
This image shows a part of the circular supernova remnant known as RCW 86.
这张照片显示的是环形超新星残骸的一部分，名叫RCW86。
It was later found to be a bigger-than-expected supernova remnant, 8, 000 light years away.
随后它被观测到成为一颗比预想中更大的、8000光年远的行星遗迹。
Can you find, in the above image, a comet, a spiral galaxy, an open star cluster, and a supernova remnant?
在上面图中，你能找到：一彗星，一旋涡星系，一疏散星团和一超新星遗迹吗？
When the Hubble Space Telescope was pointed at the supernova remnant in 1994, however, the existence of curious rings was confirmed.
1994年，哈伯太空望远镜为这个超新星遗骸拍摄了一系列照片，确认了这些奇特环状结构的存在。
Oddly, the star was significantly displaced from the center of the supernova remnant.
更怪的是，这颗星体的位置明显地偏离超新星残骸的中心。
The supernova remnant is within the plane of our Milky Way Galaxy and is 2, 600 light-years away.
超新星的残骸位于银河系的平面内，距离地球2600光年。