Galaxy morphological classification is a system used by astronomers to divide galaxies into groups based on their visual appearance, shape, structure, and distribution of light. There are several sche
Spiral galaxy UGC 12591 is classified as an S0/Sa galaxy.
The Hubble sequence throughout the universe's history
NGC 6782: a spiral galaxy (type SB(r)0/a) with three rings of different radii, as well as a bar
NGC 7793: a spiral galaxy of type SA(s)d
Irregular galaxy
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An Irregular galaxy is a galaxy that does not have a distinct regular shape, unlike a spiral or an elliptical galaxy. Irregular galaxies do not fall into any of the regular classes of the Hubble seque
NGC 1427A, an example of an irregular galaxy. It is an Irr-I category galaxy about 52 Mly distant.
Blue compact dwarf galaxy ESO 338-4
IC 4710 lies roughly 25 million light-years away in the southern constellation of Pavo.
Irregular galaxy IC 3583 has been found to have a bar of stars running through its center.