Why is mysterious object Cygnus X-3 so bright? Astronomers may now have the answer
A binary star system containing a massive star and what is likely a black hole, which together are a source of intense X-rays, has been shown to be a smaller-scale example of some of the brightest quasars in the world. the universe. The new findings, from an international team that used NASA‘S Imaging X-ray Polarimetry … Read more