The Big PictureThe smallest objects to the Universe

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Proton -

size ~ 10-15 m

Atom - size ~ 10-10 m

Nucleus - size ~ 10-14 m

Earth - size ~ 107 m

Solar System - size ~ 1011 m

Person -

size ~ 1 m

Universe - size ~ 1026 m

Quark ~ 10-18 m

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