Detection of Second Black Hole in Distant Galaxy Confirmed After 135 Years of Observation
Read full version 07.06.2023 11:34, Gennady Detinich Astronomers have long suspected that the quasar OJ 287 observed since 1888 in the constellation Cancer is a galaxy with two supermassive black holes at its center. But this galaxy is so far away from us, and the black holes are so close to each other that the … Read more