Galaxy
Ultraluminous Infrared Galaxy (ULIRG)
A galaxy radiating most of its energy in the infrared.
Galaxies with infrared luminosities above 10^12 solar luminosities, usually merger-driven starbursts plus buried AGN.
Overview
Galaxies with infrared luminosities above 10^12 solar luminosities, usually merger-driven starbursts plus buried AGN.
See also
Triangulum Galaxy (M33)
Third-largest galaxy in our Local Group.
Lenticular Galaxy
A disc galaxy without spiral arms.
Irregular Galaxy
A galaxy with no clear shape or symmetry.
Dwarf Galaxy
A small galaxy with a few billion stars or fewer.
Dwarf Elliptical
A miniature elliptical galaxy.
Dwarf Spheroidal
An extremely faint, diffuse dwarf galaxy.