Astronomers have observed a pair of supermassive black holes set to collide in 250 million years.
The post Nearest Supermassive Black Hole Pair Discovered appeared first on Sky & Telescope.
Astronomers have observed a pair of supermassive black holes set to collide in 250 million years.
The post Nearest Supermassive Black Hole Pair Discovered appeared first on Sky & Telescope.