Large-Scale Structure
Fossil Galaxy Group
A group whose galaxies have already merged into one giant.
A galaxy group dominated by a single huge elliptical, with surrounding members swallowed by mergers — the system's accumulated 'fossil' record.
Overview
A galaxy group dominated by a single huge elliptical, with surrounding members swallowed by mergers — the system's accumulated 'fossil' record.
See also
Galaxy Cluster
Hundreds to thousands of galaxies bound by gravity.
Galaxy Group
A small assembly of dozens of galaxies.
Galaxy Supercluster
A vast collection of clusters and groups.
Galaxy Wall
A sheet-like concentration of galaxies.
Galaxy Sheet
A thin, sheet-like layer of galaxies.
Great Attractor
A gravitational anomaly pulling galaxies toward it.