[Sephiroth]

Originally Posted by GrimUpNorth

So what is it expanding into and how would you know where the edge of the universe is and when you'd crossed over to the infinite expanse outside?

I've worked that one out - at least to my satisfaction. There must be somewhere in space where no matter exists (yet). So I should be theoretically able to get there. What would I see? I believe you'd see everything you see now because the totality of the material universe bends light.