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:
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—D.H. (David Herbert)
“No matter how ephemeral it is, a novel is something, while despair is nothing.”
—Mario Vargas Llosa (b. 1936)