supernova

It indicates that the supernova explosion took place in the complicated and dense environment of a star-forming region.

这幅图片表明，这个超新星爆发是在恒星形成区内部繁杂密集的环境当中发生的。

It was the first opportunity for modern astronomers to see a supernova up close.

这还是近代天文学家第一次如此近距离的观测到超新星。

It would be a bit like experiencing a supernova explosion, but at point-blank range and for millions of years at a time.

这可能有点像经历一次超新星爆炸，但是是在零距离接触并且将数百万年的能量集中到同一时间爆发。

Some supernova researchers wondered if it might be just a nine-day wonder.

有些超新星研究者怀疑，这可能只是昙花一现。

Known as a Wolf-Rayet star, the central star is an extremely hot giant thought to be in a brief, pre-supernova stage of evolution.

被称为沃尔夫-拉叶型星，中央恒星是一颗极热的巨星，被认为处于短暂的前超新星阶段。

The energy of a supernova explosion is essentially equal to all of the energy that the sun will put out in its 10-billion-year lifetime.

超新星爆炸的能量基本上相当于太阳在其一百亿年的生命中释放出的所有能量。

At least one earlier supernova must have provided the early star with its tiny percentage of heavy elements.

至少有一颗先前存在的超新星为这颗原恒星提供了极少量的重金属。

No one is sure, but it might be a speeding remnant of a powerful supernova that was unexpectedly lopsided.

没人确定，也许是急速运动的意外不平衡的强大超新星的遗迹。

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 cores of these stars collapse, leading to a violent supernova explosion where the outer layers of the star are expelled into space.

这些恒星的核心部分塌缩导致剧烈的超新星爆发，恒星的外层物质被抛向宇宙空间。

It didn't explode as a supernova, but just sort of hiccuped a brilliant burst of light.

不过它并没有爆炸成超新星，而只是一次突然的光猝发。

They come in two types, long and short, with the former the most common and thought to be caused by the core-collapse of a supernova.

伽马射线爆有长时间的和短时间的两种，其中据信由超新星核的坍塌引起的长时间伽马射线爆是最常见的。

"This makes it more necessary for a supernova to have seeded the solar system with it, " he added.

同时他补充说到：“这样也就需要超新星对太阳系播种更多的Fe60。”

A bluish ribbon of light stretching left to right across the picture might be a knot of gas ejected by the supernova.

一个从左延伸至右穿过整幅图片的蓝色缎带可能是由超新星喷发出的气体形成的集结体。

A pulsar is not a normal star, but a dense, rapidly spinning remnant of a supernova explosion.

脉冲星并不是一种正常的恒星，它是超新星爆炸后留下的高密度快速旋转的残余部分。

For many it could be a once in a lifetime chance to see a supernova blossom and then fade before their eyes.

观看一颗超新星在自己眼前爆炸然后逐渐消失，这对于很多人来说，都恐怕是一辈子只能有一次的经历。

Amazingly beautiful gas sphere photographed orbital telescope Hubble. This giant gas bubble is formed as a result of a supernova.

由轨道哈勃望远镜拍摄的令人惊异的美丽的气泡。这个巨大的气泡是由一个超新星制造的。

A supernova - the result of a dying star - first explodes outwards, then shrinks into itself to form an extremely dense, cold ball.

超新星残骸是一颗将死之星的最终归宿，她经历了一个开始于向外喷发，然后自身收缩，最后变成一个密度极高冰冷的球体的过程。

There is a good chance that this outward diffusion of neutrinos and antineutrinos plays a crucial role in the supernova explosion.

中微子和反中微子的这种向外的散射很可能在超新星爆发中起着关键的作用。

The nebula was the first astronomical object identified with a historical supernova explosion.

此星云是历史上首次被定为超新星爆炸产物的天文物体。