Galaxies

=__**Galaxies:**__=

__Spiral Galaxies:__
 * has the shape of twin spirals
 * arms spiral out like pinwheels
 * our galaxy is the same shape
 * the center of our galaxy is not visible because of the dust



__Elliptical Galaxies:__
 * They do not have spiral arms and they look like flattened balls.
 * The galaxy contains billions of stars
 * they have little gas and dust between the stars
 * because of the lack of gas new stars cannot form, so it has mainly old stars



__Irregular Galaxies:__
 * don't have regular shapes
 * the closest irregular galaxy is the Magellanic Cloud