Supermassive Binary Black Hole Found in Nearest Quasar Markarian 231

An international team of astrophysicists and astronomers, led by Dr Youjun Lu of the National Astronomical Observatories of China, has found a supermassive pair of black holes in Markarian 231, the nearest quasar to Earth. The discovery of two black holes – one larger one and a second, smaller one – is evidence of a [...] —> Read More