Apr 12

DLSCL J0916.2+2951: Discovery of the Musket Ball Cluster

Source: Chandra

Image credits: NASA/CXC/UCDavis/W.Dawson et al.

The newly discovered galaxy cluster is called DLSCL J0916.2+2951 about 5200 million light years from Earth.  It is similar to the Bullet Cluster, the first system in which the separation of dark and normal matter was observed, but with some important differences. The newly discovered system has been nicknamed the "Musket Ball Cluster" because the cluster collision is older and slower than the Bullet Cluster.(read more)


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