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    <title>核聚变 on Deep Research</title>
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      <title>三万公里每秒的梦想：聚变冲压发动机如何将前往半人马座阿尔法星的七万年旅程缩短为四十五年</title>
      <link>https://dailydigest.aabot.us/zh/posts/2026-05-02-fusion-ramjets-and-interstellar-propulsion-engineering-10-light-speed-with-nuclear-powered-spacecraft/</link>
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      <description>一艘航天器从地球加速离去，其聚变发动机燃烧着直接从星际虚空中收集的氢气。以每秒三万公里的速度——光速的10%——它能在仅仅10秒内穿越美国大陆。这不是科幻小说：这是聚变冲压发动机技术的工程目标，它可以将星际旅行从需要数代人的漫长征程转变为单个人类生命周期内的旅程。聚变点火和磁场工程的最新突破正在让这个诞生于1960年代的概念距离现实越来越近。</description>
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