Ton 618 black hole

Over 10 billion light-years from Earth, the largest black hole ever discovered lurks in the dark; TON 618. At 66 billion solar masses, it’s estimated to be more massive than our entire Milky Way...

GMS: Black Hole Desktop

Mysterious

TON 618 is an extremely bright quasar, about 10.4 billion light years away from the Earth. It contains one of the largest known black holes, with a mass of about 66 BILLION TIMES THE SOLAR MASS. The Schwarzschild Radius of the Events Horizon of this black hole is about 194 billion kilometers. Here is a comparison with the size of the Earth's revolution orbit around the Sun

Ton 618 is the largest supermassive black hole with a scary large mass of 44 billion suns. It is also one of the brightest objects in the universe.