Well, Not Speaking in the Literal Sense, but the basis of the Examples is that Man will one Day Colonize / Explore Space, the dialogue is merely lagniappe, entertainment....
But it could stand as fiction as Well, Who says Man will be around that long Anyway, Right? But if we are, what's the plan, go down with the Ship, Is that what we are planning for.....
It may be all theoretical science, but I believe that our planet / solar system, will die out like all the other planets / solar systems and our children / Man if still alive will have to leave, theoretically speaking that is.....
That was my meaning, Kind Sir