Comment by karpierz
Light travels in a straight line - black holes don't "pull" light in, they change what a straight line looks like in the space around it.
The event horizon is the distance where all straight lines lead to the black hole.
Light travels in a straight line - black holes don't "pull" light in, they change what a straight line looks like in the space around it.
The event horizon is the distance where all straight lines lead to the black hole.