Our galaxy is a spiral galaxy because it is spiral in shape.
A spiral galaxy has the shape of a pinwheel. Our solar system is in a spiral galaxy that we call the Milky Way.
spiral galaxy
The shape of the Milky Way (our galaxy) is the shape of a spiral.
A Spiral Galaxy or a Barred Spiral. These are two of the main types of Galaxies.
It means the galaxy has the shape of a spiral. To see what this looks like, search Google Images (image.google.com) for examples.
the shape is a barred spiral l
a spiral galaxy
M31 in Andromeda is a classic spiral galaxy.
Andromeda is a spiral galaxy, similar to our own.
A Spiral Galaxy or a Barred Spiral. These are two of the main types of Galaxies.
Our galaxy has only one shape it is a lenticular spiral.