The universe is infinite and full of mysteries. We know a lot and know nothing more. Read the article below and find out more about the infinite universe!

A gigantic black hole exists in every galaxy! On top of that, it is found at the heart of the galaxy. Most of them are switched off because of running out of food supplies. There are still a lot of open questions about it: why every galaxy has massive black holes? Why they are very important? Maybe we will find out that one day!

The universe was born! It has not existed forever. Besides that, 13.82 billion years ago all matter, space, time, and energy erupted into being a titanic fireball, which was called the Big Bang.

In the universe, there is the same temperature everywhere! The heat of the Big Bang fireball stuck in the Universe because it had nowhere to go, and it is still around us today. The temperature in the universe is the lowest temperature possible!