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:
“Shuttles in the rocking loom of history,
the dark ships move, the dark ships move,
their bright ironical names
like jests of kindness on a murderer’s mouth;”
—Robert Earl Hayden (1913–1980)
“Boys will be boys. And even that wouldn’t matter if only we could prevent girls from being girls.”
—Anthony Hope (1863–1933)