* The universe doesn't have a center. The universe is constantly expanding, and it's believed to be infinite. There's no one point that could be considered the center.
* Jupiter is a planet in our solar system. Our solar system is a tiny part of the Milky Way galaxy, which is itself just one of billions of galaxies in the observable universe.
* The Sun is the center of our solar system. Jupiter orbits the Sun, just like all the other planets in our solar system.
It's important to remember that the universe is a vast and complex place, and our understanding of it is still developing.