Question

What is the explaination about black matter in our universe?

Answer 1

A black hole is a region of spacetime exhibiting such strong gravitational effects that nothing—not even particles and electromagnetic radiation such as light—can escape from inside it. The theory of general relativity predicts that a sufficiently compact mass can deform spacetime to form a black hole.

Answer 2

First thing it's called dark matter and it is a type of a heavenly mass of body which exists in our universe which we can't see. It's like an invisible but existing matter