Discovery Of 1,000 Times Brighter Neutron Star 50 Million Light-Years Away Sets Record For XMM-Newton XMM-Newton sets a new record after it has discovered a pulsar, 1,000 times brighter than previously thought, some 50 million light-years away. The space observatory has been a help in solving the cosmic mysteries. by Antonio Manaytay
Science Elusive Dark Matter Possibly Detected in X-Ray Signals from Andromeda and Perseus Galaxy Cluster by Jim Algar
Science ESA XMM-Newton Spots Anomalous X-Ray Emissions that Might be Dark Matter Particle. Why is This Significant? by Sumit Passary
Science Mysterious X-ray signal 240 million light years away may indicate dark matter presence by Tina Shah