Dark Matter
About 90% of the mass of the Coma cluster is believed to be in the form of dark matter. However, the distribution of dark matter throughout the cluster is poorly constrained.
Read more about this topic: Coma Cluster
Famous quotes containing the words dark and/or matter:
“These are the arks, the trophies, I erect,
That fortify thy name against old age;
And these thy sacred virtues must protect
Against the dark and Time’s consuming rage.”
—Samuel Daniel (1562–1619)
“If a poet is anybody, he is somebody to whom things made matter very little—somebody who is obsessed by Making.”
—E.E. (Edward Estlin)