Скачать или смотреть What is Black Whole

1. The Core: The Singularity (The Cosmic Drain)
A black hole forms when a massive star runs out of fuel and collapses inward. Because gravity is so powerful, it squeezes all of the star's matter—millions of times the mass of our sun—into an unbelievably tiny point.

What it is: The Singularity is that single point at the center of the black hole.

The Metaphor: It's a Cosmic Drain. It has zero volume, meaning it takes up no space, but it has infinite density. It is a place where the universe has literally run out of space to store matter.

2. The Boundary: The Event Horizon (The Line of No Return)
The gravitational pull generated by the Singularity is so intense that it creates a final, invisible boundary around itself.

What it is: The Event Horizon is the point of no return.

The Metaphor: Imagine being on a Waterfall flowing faster than you can swim. Once you cross the Event Horizon, the pull of gravity exceeds the speed of light (299,792,458 meters per second). Because nothing can travel faster than light, absolutely nothing—not light, not radio signals, and certainly not matter—can escape the hole.

3. The Mechanism: Curved Spacetime (The Curved Trampoline)
The revolutionary part of understanding black holes comes from Einstein's Theory of General Relativity, which explains gravity in a new way.

Old Idea (Newton): Gravity is an invisible force that pulls.

New Idea (Einstein): Gravity is not a pull; it's a curve in space and time (Spacetime).

The Metaphor: Imagine the universe is a giant, stretched rubber sheet called Spacetime. A black hole, due to its infinite density, creates an infinitely deep funnel or curve in that sheet. Objects (like planets and stars) don't get pulled toward the black hole; they simply follow the shortest, straightest path through that curved spacetime and fall into the funnel.

In short, a black hole is not a giant vacuum cleaner; it is a point of infinite density that creates a bottomless funnel in the fabric of the universe.