新星遗迹


新星残骸是恒星在经历新星的巨大爆炸之后残留下的物质,物质喷发的速度大约是1,000公里/秒。因为质量低于行星状星云和超新星残骸,所以生命期仅约数个世纪,因此新星残骸远比行星状星云和超新星残骸更为罕见。
单词 | Nova remnant |
释义 |
Nova remnant
中文百科
新星遗迹![]() ![]() 新星残骸是恒星在经历新星的巨大爆炸之后残留下的物质,物质喷发的速度大约是1,000公里/秒。因为质量低于行星状星云和超新星残骸,所以生命期仅约数个世纪,因此新星残骸远比行星状星云和超新星残骸更为罕见。
英语百科
Nova remnant 新星遗迹![]() ![]() A nova remnant is made up of the material either left behind by the gigantic explosion of a star in a nova, or from the bubbles of gas blasted away in a recurrent nova. It has an expansion velocity of around 1000 km/s, and has a lifetime of a few centuries. Considering their short lifetimes, nova remnants usually do not exist anymore by the time their light reaches us. Nova remnants are much less massive than supernova remnants or planetary nebulae. |
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