过程核合成可以为大质量星的演化和对流提供有用的约束。
S-process nucleosynthesis may be a useful constraint for the evolution and convection in massive stars.
在星云的正中心有一个脉冲星：一个中子星，它拥有和太阳类似的质量而只有一个小村庄那么大。
In the nebula's very center lies a pulsar: aneutron star as massive as the Sun but with only the size of a smalltown.
星尘的构成是超巨星表面膨胀的大气向宇宙散发的物质，是一颗大质量恒星进化的最后阶段。
The dust is likely formed as the swollen atmosphere of the supergiant sheds material into space, a final phase in the evolution of a massive star.
这颗快速旋转的恒星是脉冲星，也就是大质量恒星爆炸后经内部坍缩形成的超高密度星体。
The fast-spinning star is a pulsar, a superdense chunk of matter left over when a massive star explodes, then collapses in on itself.
伴随年轻、蓝色的大质量恒星发出的强光，NGC 1313因其中的恒星形成区蔓生而被归为星暴星系。
Brightly lit with new and blue massive stars, star formation appears so rampant in NGC 1313 that it has been labeled a starburst galaxy.
近期的恒星形成本身似乎由星风和超新星爆发触发，来自前代大质量恒星，清除和压缩了分子气体。
The recent star formation itself was likely triggered by winds and supernova explosions, from previous generations of massive stars, that swept up and compressed the molecular gas.
如果在恒星演化过程有磁应力来支撑引力，超过中子星质量上限的大质量中子星则不致于坍缩成黑洞。
If the magnetic stress bears up the gravitation in the stellar evolution, the big mass neutron star over the neutron - star mass can not collapse into a black hole.
随着更多的超新星前身星得到确切证认，对大质量恒星演化理论的改进和完善将会获得有力的推动。
Reliable identification of supernova progenitors is strongly impelling to improve and refine the evolution theory of massive stars.
具有自主导航能力的新一代星敏感器的显著特点是视场大、精度高、体积小、质量轻、功耗低。
Wide field, high precision, small volume and mass, less power consumption are distinct characters of new generation star sensor, which has self-navigation capability.
当一个大质量原星接近主星序时，它的表面温度是低的，因而不能电离周围的气体。
When a massive proto-star approaches the main sequence, its surface temperature is low and it can not ionize the ambient gas.
当一个大质量原星接近主星序时，它的表面温度是低的，因而不能电离周围的气体。
When a massive proto-star approaches the main sequence, its surface temperature is low and it can not ionize the ambient gas.
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