The Event Horizon is the boundary in Spacetime around a Black Hole from which nothing, not even light, can escape. It marks the point of no return, where gravity's grip becomes absolute, severing communication with the outside universe.
The Event Horizon is the boundary in Spacetime around a Black Hole from which nothing, not even light, can escape. It marks the point of no return, where gravity's grip becomes absolute, severing communication with the outside universe.