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中美科学家绘制迄今最精确的银河系结构图
source link: https://tech.sina.com.cn/d/s/2020-05-29/doc-iirczymk4131458.shtml
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撰文|马克·J·里德（MarkJ。Reid）、郑兴武翻译|沈俊太长期以来，我们对银河系知之甚少，我们甚至不知道太阳在银河系中的具体位置。不过，天文学家最近利用一些观测数据，绘制了全新的“银河系图”，这幅图将刷新我们对银河系、星系形成的认识。
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