First Result

Since this question is impossible to do in an experiment, I did some research. I found a lot of results that were similar to each other. Here are some of my results:

This result was from yahoo answers. Here is what one person asked:

What comes after the universe and what keeps it together and then what comes after that and so on? The best answer was that the universe is made up of dark matter that is literally invisible. It keeps on expanding to distances beyond our imagination. Everything in the universe is being carried with it as it expands. Think of it as a balloon when you draw on it and then blow air into it. The drawing on the balloon expands as the balloon expands.