Until now, scientists had estimated the mass of an individual stellar black hole in our Galaxy at no more than 20 times that of the Sun. But, this stellar black

Until now, scientists had estimated the mass of an individual stellar black hole in our Galaxy at no more than 20 times that of the Sun. But, this stellar black hole has a mass 70 times greater than the Sun. The monster black hole is located 15 thousand light-years from Earth and has been named LB-1 by the researchers.