Astronomers have finally identified the source of unusual X-rays from the bright star gamma-Cas, resolving a decades-long mystery. Astronomers have finally solved a decades-old puzzle surrounding the bright star gamma-Cas, identifying an unseen companion as the source of its unusual X-rays. This hidden object is pulling in material from the visible star, generating powerful high-energy [...]from SciTechDaily https://ift.tt/tRVKQ8q
