Astrophysics (Index)About

irregular galaxy

(galaxy that's not a disk or ellipsoid)

Irregular galaxy is a catch-all term for galaxies that do not fit the more defined shapes such as spiral galaxy or elliptical galaxy. Some sub-classifications:

Irregular galaxies can have bars (i.e., a barred irregular galaxy). Some are considered the results of galaxy mergers and tidal forces in other galaxy interactions.


(galaxy type)
Further reading:
http://en.wikipedia.org/wiki/Irregular_galaxy
https://ned.ipac.caltech.edu/level5/Sept02/Buta/Buta7_3.html

Referenced by pages:
bar
Canis Major Dwarf Galaxy
dwarf galaxy classification
galaxy
galaxy classification
Large Magellanic Cloud (LMC)
Magellanic clouds (MC)
Morgan classification
Sagittarius Dwarf Irregular Galaxy (SagDIG)
Small Magellanic Cloud (SMC)
spiral galaxy
Wolf-Lundmark-Melotte (WLM)

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