Satya asked with a quite a bit of frustration yesterday: "Mom, how can we say that Mercury is 'near the Sun,' if it is actually millions and millions of miles from the Sun?"
Anyone have a good way to visualize the enormity of space???
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Mica,
I once saw this described. Using normal everyday items you can demonstrate the scale of the solar system.
http://www.noao.edu/education/peppercorn/pcmain.html
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