Great Attractor

dcterms modified equal to or less than 2020-11-09T15:58:53.317Zequal to or more than 2020-11-09T15:58:53.317Z
broader original
682 original original
682 original
definition 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.
Resource original
Concept original
contributor AAS_Frey.Katie original