《A Short History of Nearly Everything》的笔记-I: Lost in the Cosmos. 3 The Reverend Evans' Universe
- 章节名：I: Lost in the Cosmos. 3 The Reverend Evans' Universe
- 2015-03-22 02:13:07
Only about six thousand stars are visible to the naked eye from earth, and only about two thousand can be seen from any one spot. With binoculars the number of stars you can see from a single location rises to about fifty thousand, and with a small 2-inch telescope it leaps to three hundred thousand. With a 16-inch telescope, such as Evans uses, you begin to count not in stars but in galaxies..
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I: Lost in the Cosmos. 3 The Reverend Evans' Universe
P210 Carl Sagan in Cosmos raise the possibility that if you travelled downwards into an...
P222 For a start, his radical notions questioned the foundations of their discipline, s...
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