I doubt that we'll build generational ships with current humans inside. Instead we'll have to find out ways to prepare us ourselves for the journey. E.g. hibern

I doubt that we'll build generational ships with current humans inside. Instead we'll have to find out ways to prepare us ourselves for the journey. E.g. hibernation. Something that changes our perception of time. The Milky way is 100k light years apart. If we manage to travel at an average 0.01c, we can reach any point in the Milky Way in 10 million years. That's still more than ten times shorter than the time span of the dinosaur occupied earth.