These mysterious objects can have masses several million or billion times that of the Sun and are so dense that they warp space time around them. As far as astronomers know, all galaxies harbour a ...
An illustration shows seven "little red dot" galaxies embedded in the cosmic web, one of which is dominated by a supermassive black hole. | Credit: Robert Lea (created with Canva) Using the James ...
In the modern universe, for galaxies close to our own Milky Way, supermassive black holes tend to have masses equal to around 0.01% of the stellar mass of their host galaxy.