We could potentially do it over the span of millions of years. Not without risk though. And generally we would want to move further from the sun when it reaches

We could potentially do it over the span of millions of years. Not without risk though. And generally we would want to move further from the sun when it reaches a later stage in its life and starts to expand. https://en.m.wikipedia.org/wiki/Moving_Earth https://en.m.wikipedia.org/wiki/Moving_Earth