Great Attractor

Alternative definitions (1), class: vernacular (0)
Term: Great Attractor

A hypothesized large concentration of mass (about 10^16 solar masses), some hundred million light-years from Earth, in the direction of the Centaurus supercluster, that seems to be affecting the motions of many nearby galaxies by virtue of its gravity.

Created 2023.04.16
Last Modified 2023.04.16
Contributed by Ryan McGranaghan