早在1054年，中国和阿拉伯天文学家就有关于它是超新星残余的记载。
It is the remnant of a supernova that was recorded by Chinese and Arab astronomers in 1054.
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。
A pulsar is not a normal star, but a dense, rapidly spinning remnant of a supernova explosion.
在经历超新星后，假如剩下的残核小于三个太阳质量，爆炸的残余物质就将可能演变成旋转着的中子团。
Immediately after supernova, if the remnant core has a mass of less than three SUNS, one would expect a blob of degenerate neutron matter to be spinning in the explosion's wake.
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