spiral
the milkey way is an exaple of this galaxy type
this looks like a pinwheel and has a disc, bulge and halo
irregular
no defined shape
eliptical
can be circular or oval
contains mainly older stars
60% of galaxies are this typpe
these have lots of extra gas and dust so new stars can form
these have a specific shape
these do not have arms
each one contains many solar systems,stars,planets etc
