1. Buzz Aldrin's mother's maiden name is Moon.
2. All the planets in our solar system could be placed inside Jupiter.
3. Neutron stars are so condensed that a fragment the size of a sugar cube would weigh as much as all the people on earth put together.
4. The Earth weighs approximately 6,588,000,000,000,000,000 tons.
5. Uranus is visible to the naked eye.
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