V2EX stellar remnant

Stellar Remnant

释义 Definition

stellar remnant(天文学):恒星残骸/恒星遗迹。指恒星在演化末期(通常在耗尽核燃料并经历塌缩或爆发之后)留下的致密天体或结构,常见类型包括白矮星中子星黑洞(有时也会提到与之相关的超新星遗迹气体壳层)。

发音 Pronunciation (IPA)

/stlr rmnnt/

例句 Examples

A neutron star is a stellar remnant.
中子星是一种恒星残骸。

After the supernova, astronomers searched the nebula for a stellar remnant and found a rapidly spinning pulsar.
超新星爆发后,天文学家在星云中寻找恒星残骸,发现了一颗快速自转的脉冲星。

词源 Etymology

stellar 来自拉丁语 stella(“星星”),意为“恒星的、星的”。remnant 来自拉丁语 remanere(“留下、剩余”),经法语进入英语,意为“残余物、遗留部分”。合在一起,stellar remnant 字面就是“恒星留下的剩余部分”,在现代天体物理语境中专指恒星死亡后留下的致密天体。

相关词 Related Words

文学与著作 Notable Works

  • An Introduction to Modern Astrophysics(Carroll & Ostlie,《现代天体物理学导论》):在恒星演化章节系统讨论白矮星、中子星、黑洞等“恒星残骸”概念。
  • Black Holes and Time Warps(Kip S. Thorne,《黑洞与时间弯曲》):以科普方式讲述大质量恒星坍缩形成黑洞等残骸的过程。
  • A Brief History of Time(Stephen Hawking,《时间简史》):涉及黑洞形成与恒星末期演化,常与“恒星残骸”主题并列出现。
  • Cosmos(Carl Sagan,《宇宙》):在讲述恒星生命周期与元素起源时,经常谈到超新星与其遗留天体(即恒星残骸)的意义。
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