Galaxy classification systems
type: Concept
related: Elliptical galaxies

D galaxies
type: Concept
broader: Elliptical galaxies

Elliptical galaxies
type: Concept
related: Galaxy classification systems
related: De Vaucouleurs Sandage classification
related: Hubble classification scheme
alternative label: E galaxies
narrower: D galaxies
narrower: Giant elliptical galaxies
broader: Galaxies
contributor: AAS Frey.Katie
modified: 2020-10-30T19:25:32.402Z
modified: 2020-10-30T19:25:45.221Z
definition: A galaxy whose structure is smooth without spiral arms and ellipsoidal in shape. Ellipticals are redder than spirals of similar mass. Giant ellipticals contain over 1012 solar masses, whereas dwarf ellipticals have masses as low as 107 solar masses.

De Vaucouleurs Sandage classification
type: Concept
related: Elliptical galaxies

Hubble classification scheme
type: Concept
related: Elliptical galaxies

Giant elliptical galaxies
type: Concept
broader: Elliptical galaxies

Galaxies
type: Concept
narrower: Elliptical galaxies