Astronomers have found the brightest X-ray quasar with a large redshift

A snapshot of the quasar CFHQS J142952 + 544717, taken by the Spektr-RG observatory Medvedev et al. / Nature, 2020 With the help of the Spektr-RG observatory, astronomers discovered that the quasar CFHQSJ142952 + 544717 emits very strongly in the X-ray range – so much so that it makes it the brightest X-ray quasar of … Read more