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如何给天体拍个照片?

 4 years ago
source link: https://tech.sina.com.cn/d/s/2020-05-16/doc-iircuyvi3368918.shtml
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来源:中科院高能所作者|NASA译者|Paradox拍摄照片也许是天文学家观察来自宇宙中天体最直接也是最熟悉的方式。如图1所示的两个图像有一个共同点:它们是通过可见光拍摄下来的图像——这些也是我们的眼睛可以直接看到的物体(对于图1中的星系来

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