What if Space Was a Sphere?

i think it sounds to me like you're making an assumption about the universe, which is that it doesn't have an edge or a wall to it, right? Like you it doesn't seem lik you're considering that if i just hop on a spaceship and i keep going for, you know, 90 billion light years, eventually maybe going to hit a wall. That's a possibility. I'm totally open to considering. It would break a lot of things and be very, very odd. And so far what we've seen is that every part of the universe sorto seems to be the same as every other part. So then when we're talking about the shape of space, i mean