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:
““You will go a long journey,
In a strange bed take rest,”
And a dark girl will kiss you....”
—Philip Larkin (1922–1986)
“But, though light-headed man forget,
Remembering Matter pays her debt:
Still, through her motes and masses, draw
Electric thrills and ties of Law,
Which bind the strengths of Nature wild
To the conscience of the child.”
—Ralph Waldo Emerson (1803–1882)