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:
“Einstein is loved because he is gentle, respected because he is wise. Relativity being not for most of us, we elevate its author to a position somewhere between Edison, who gave us a tangible gleam, and God, who gave us the difficult dark and the hope of penetrating it.”
—E.B. (Elwyn Brooks)
“It doesn’t matter whether you’re talking about bombs or the intelligence quotients of one race as against another ... if a man is a scientist, like me, he’ll always say “Publish and be damned.””
—Jacob Bronowski (1908–1974)