NASA Discovers ULX 10 Million Times Brighter Than the Sun
According to a new NASA study, astronomers have recently discovered an ultraluminous X-ray source (ULX) whose mere existence breaks a physical law called the Eddington limit. How Did NASA Astronomers Discover This Baffling ULX? Observations published in The Astrophysical Journal state that NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR)—which observes the universe in X-rays—recently detected a […]