universetoday.com
Ring of Dark Matter Discovered Around a Galaxy Cluster
Astronomers using the Hubble Space Telescope have turned up a ghostly ring of dark matter, surrounding the aftermath of a collision between two galaxy clusters. This is one of the strongest pieces of evidence ever found for the existence of dark matter; a shadowy substance that only interacts with regular matter through gravity. Researchers discovered … Continue reading "Ring of Dark Matter Discovered Around a Galaxy Cluster"
Fraser Cain