What Causes a ‘Black Hole’ and How Is It Formed?

A black hole is like a super strong vacuum in space. It happens when a giant star runs out of fuel and collapses under its own weight, so much that it becomes extremely tiny and dense, pulling everything around it into itself.

What’s Inside a Black Hole?

Imagine squishing your whole house into the size of a marble, that’s how small and heavy a black hole can be. Nothing, not even light, can escape from it once it gets too close.

Take the quiz →

Examples

A black hole could be like a giant vacuum that sucks everything into it, even your favorite toy if you're too close.
If you were to shrink the Earth down to the size of a marble, it would have the same gravity as a black hole.
Imagine dropping an apple from the top of a building, now imagine doing this in space with something much bigger and heavier.

Ask a question

Discussion

Recent activity

Categories: Space · black holes,stars,gravity