Astronomers report most distant blazar ever observed
Monday, March 9, 2020 - 07:50
in Astronomy & Space
Although it may have a difficult designation to remember, PSO J030947.49+271757.31, the most distant blazar observed to date, reveals important details about ancient black holes and places tight constraints on theories of the evolution of the universe. Its light originated when the universe was less than 1 billion years old, almost 13 billion years ago.