Make yourself at home in the universe. There's lots of space.
I ponder this question many times. We are part of the universe, we are made of the same stardust and therefore the Cosmos is our home. We belong like a fish belongs in water.
Protons can appear from nothing, which staggers the mind with concepts yet to be discovered. What is beyond the outer limits of the universe? If protons can appear from nothing, then beyond the limits of the universe, must be infinity. In all probability the universe is endless; just like my thoughts.