View Full Version : Clash of Clusters Separates Dark Matter From Ordinary Matter

2008-Aug-27, 06:00 PM
A powerful collision of galaxy clusters captured by NASA's Hubble Space Telescope and Chandra X-ray Observatory provides evidence for dark matter and insight into its properties. Observations of the cluster known as MACS J0025.4-1222 indicate that a titanic collision has separated dark matter from ordinary matter. The images also provide an independent confirmation of [...]

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