Unverified80% confidenceFactTime unknown
要用化学火箭达到十分之一光速，所需的燃料质量将超过整个可观测宇宙的总质量
1
Sources
80%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
星际旅行能实现吗？从光帆到100年星舰的科学路线图
youtubeNational Geographic
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