A black hole is one of the strangest and most interesting things in space. They are very dense things. According to Einstein’s theory of relativity, the higher the density, the greater the gravitational pull. Gravity is so large that even ...
A black hole is one of the strangest and most interesting things in space. They are very dense things. According to Einstein’s theory of relativity, the higher the density, the greater the gravitational pull. Gravity is so large that even ...