Space

Neutron Stars Can Cool By The Direct Urca Process

Researchers observed a neutron star of binary system MXB 1659-29.  They found an evidence of the fastest neutrino-emission phenomena, known as the direct Urca process, through which a neutron star cools. They concluded that the direct Urca process...

Milky Way Center Hosts Nearly 20,000 Black Holes

A new study indicates that there should be 10,000 to 20,000 black holes in just a 6 light-years-wide region, near center of the Milky way galaxy.  Astrophysicist used Chandra X-ray Observatory data to verify their method.  They were able to find 12...