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for a one click look up of words you don't understand click the link
GALAXY
a collection of stars influenced by a common point of gravity
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galaxies have anywhere between 10 000 000 to 100 000 000 000 000 stars
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the andromeda galaxy ( below ) the nearest galaxy to our own milky way galaxy pretty impressive isn't it
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galaxies have anywhere between 10 000 000 to 100 000 000 000 000 stars our galaxy is said to have 300 000 000 000 stars although this figure keeps on getting bigger
the galaxy we are in 
.jpg)
a spiral galaxy
an impression of the galaxy we are in ( the milky way )
a ring galaxy
a barred spiral galaxy
another view of the andromeda galaxy
