The Sun is pretty big<ref>Miller, E: "The Sun", page 23. Academic Press, 2005</ref>
but the Moon is not so big.<ref>Brown, R: "Size of the Moon", Scientific American, 51(78):46</ref>
The Sun is pretty big<ref>Miller, E: "The Sun", page 23. Academic Press, 2005</ref>
but the Moon is not so big.<ref>Brown, R: "Size of the Moon", Scientific American, 51(78):46</ref>