Irregular galaxies have no definite shape, some are made up of designs and colorsbizarre, surreal. The causes of irregularity in the shape form of these systems are unknown, as are other causes of...
Spirals have arms,like our own milky way.They look like spinning pinwheels.But it is different by shape.Ellipticals have oval shapes.It has old and faint stars,like m32.Spirals and ellipticals have a...