>>21318722No, the sun is small and local.
Stars as you believe them to be are impossible as gas undergoes elastic collisions with matter and tries to fill it's container which is the entire universe. No, gravity isn't a container.
This means that you could never make a sun by having gas come together until gravity took over and drew it all in until fusion begun.
It is small and local.
>>21318723Because it's too far away. Simple as.