The fact is no-one knows. There are lots of theories though; whichever you choose they all say the universe is infinite in a round about way. 1. The big bang expanded space and time outward at the speed of light and because nothing goes faster than the speed of light you consider the 'edge' of … Read more
If it's day time the sun is there. It's behind the rain clouds. It wouldn't be day time otherwise and it would be pitch black AND raining. The sun's always there it's just hidden by clouds or being on the other side of the Earth. It'll be there for a good few million years yet too.