Galaxy
Lenticular Galaxy
A disc galaxy without spiral arms.
Galaxies of type S0 — disc-shaped like spirals but lacking spiral structure and active star formation.
Overview
Galaxies of type S0 — disc-shaped like spirals but lacking spiral structure and active star formation.
See also
Spiral Galaxy
A flattened disc with sweeping spiral arms.
Seyfert Galaxy
A spiral galaxy with a bright, active nucleus.
Triangulum Galaxy (M33)
Third-largest galaxy in our Local Group.
Whirlpool Galaxy (M51)
A textbook spiral, mid-merger with a companion.
Barred Spiral Galaxy
A spiral with a straight bar across its centre.
Irregular Galaxy
A galaxy with no clear shape or symmetry.