Dwarf Galaxies
- Structure: Small galaxies with a relatively low number of stars. They can be elliptical, spiral, or irregular in shape.
- Appearance: Often less luminous and less massive than larger galaxies.
- Dwarf Elliptical: Small, elliptical galaxies. Example: Dwarf Spheroidal Galaxies.
- Dwarf Irregulars: Small, irregular galaxies with ongoing star formation. Example: The Draco Dwarf Galaxy.