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===About Galaxies===
: Our home [[galaxy]] is called [[The Milky Way]] which contains around 400 billion [[star]]s.
: The nearest [[galaxy]] to [[The Milky Way]] is called the [[Andromeda]] [[galaxy]] and is 2,000,000 [[Light Year]]s away.
: '''Galaxies''' are usually held together by a large [[Black Hole]] at the centre. The [[stars]] all [[orbit]] this central [[Black Hole]].
: [[Scientist]]s believe there are over 200 billion '''galaxies''' in the [[Universe]].