Solar System
 
 
 How did the Universe start?
 Here is a brief 'potted' history of how the Universe was developed from the so-called 'Big Bang' according to most accepted current theories.
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How large is the Universe?
 The commoving distance from the Earth to the edge of the visible universe is 46.5 billion light-years in any direction.
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Formation of the Moon
 Scientific theory for the formation of the Moon, which is thought to have formed as a result of a collision between the young Earth and a Mars-sized body.
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