Question

anyone knows about black hole... ​

Answer 1

Answer:

A black hole is a region of spacetime exhibiting gravitational acceleration so strong that nothing—no particles or even electromagnetic radiation such as light—can escape from it. The theory of general relativity predicts that a sufficiently compact mass can deform spacetime to form a black hole.

Answer 2

Hey mate!

Black hole is present is present in the universe and it has the capacity to engulf the whole solar system in itself

It's just a small hole and it's area is bigger than that of sun

Hope this may help you