x-ray supernovae

At https://phys.org/print422704328.html … scientists have detected x-rays from what appears to be a type 1a supernova. Exploding stars are an interesting phenomenon and we are told astrophysicists do not fully understand them. Astronomers like supernovae as they are thought to be caused when a white dwarf star undergoes a thermonuclear explosion, as they have a high degree of brightness. This allows them to calculate how far away from Earth they are and aid in the mapping of the universe. However, not all supernovae play ball … ….