Irregular Galaxies

Part of Hall of the Universe.

Irregular galaxies_HERO AMNH/D. Finnin

Irregular galaxies have a chaotic appearance, and are usually small. Their irregular shapes are probably due to recent disturbances — either bursts of internal star formation, or gravitational encounters with external galaxies.

In the Hall of the Universe in the Rose Center for Earth and Space, exhibition photos with explanation text about irregular galaxies.
AMNH/D. Finnin
3d-Model-irregular-galaxy