Okay kiddo, have you ever heard of a star? It's a big ball of hot gas that shines super bright in the sky. Now, let's talk about the Planck star. It's a star that is so small that it's hard to imagine. Imagine that you have a tiny ball, smaller than a grain of sand. That's how small a Planck star is!
Now the interesting thing about Planck stars is that they are made up of something called "quantum foam". That means that they are made up of tiny particles that are constantly moving and vibrating. This quantum foam is very strange, and scientists are still trying to understand it.
The Planck star is also really, really, really hot. Like, hotter than anything you could ever imagine. It's so hot that it produces something called "Hawking radiation". This radiation is made up of particles that are created from the intense heat and gravity of the Planck star.
Overall, a Planck star is a tiny, super-hot star that is made up of strange particles and produces Hawking radiation. It's a very weird and fascinating thing for scientists to study!