A merger of galaxies and their supermassive black holes in the ZS7 system was spotted by the James Webb Space Telescope. The merger occurred when the Universe was about 740 million years old. br br Credit: Space.com | ESAWebb, NASA, CSA, J. Dunlop, D. Magee, P. G. Pérez-González, H. Übler, R. Maiolino, et. al, N.