恒星生命周期的模式，大部分取决于它们的初始质量。
The life cycles of stars follow patterns based mostly on their initial mass.
采用钱德拉新数据，估计N49的年龄约为5千年，其爆炸的威力大约是一般超新星爆炸的两倍。根据这些初步结果推测，初始的爆炸是一个巨大的恒星崩溃造成的。
Using the new Chandra data, the age of N49 is thought to be about 5,000 years and the energy of the explosion is estimated to be about twice that of an average supernova.
没有一个单一的恒星形成恒定的恒星形成率(SER)和一个不变的初始质量函数(IMF)的模式适合球状星团的意见。
No single star formation mode with a constant star formation rate (ser) and an invariable initial mass function (IMF) can fit the observations of globular clusters.
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