Black Holes are Ruptures that have a immense amount of gravity. think of the bottom of the ocean pressure plus 2.
They also lead to another area. sort of like WormHoles. Except Black.
Possible populated by another black hole. Should earth be sucked near a black hole.........Its ordinary Reveloution around the sun isnt half the speed earth would be going. Blockhole. your moms Mother Blocker.