Top network posts
- 37 How can we tell that the Milky Way is a spiral galaxy?
- 35 Why has Venus's atmosphere not been stripped away by solar wind?
- 25 How to allow non-superusers to mount any filesystem?
- 21 Why is our solar system "tipped" about 63° with respect to the plane of our galaxy?
- 19 How could a hobbyist astronomer determine apparent magnitude of a star?
- 18 Why is the Sun's atmosphere (the corona) so hot?
- 17 How dense are Saturn's rings?
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