NGC 7727
Unknown
NGC 7727 = Arp 222 is a peculiar galaxy in the constellation Aquarius. It harbors two galactic nuclei, each containing a supermassive black hole. The black holes will eventually merge in the…
NGC 7727 = Arp 222 is a peculiar galaxy in the constellation Aquarius. It harbors two galactic nuclei, each containing a supermassive black hole. The black holes will eventually merge in the…