1920 年 9 月的天空

当我们将星星与太阳作为标准进行比较时,实际尺寸的星星如何对比

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大众科学 Magazine Vol 123 Issue 10This article was originally published with the title “The Heavens in September, 1920” in 大众科学 Magazine Vol. 123 No. 10 (), p. 224
doi:10.1038/scientificamerican09041920-224
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