Infinite Starbound Journey

Long before an asteroid struck Earth and wiped out the dinosaurs, humanity had already risen and fallen once on this planet. Unlike the people of today, who have ravaged Earth beyond recognition, that earlier civilization flourished for centuries before returning the planet to nature. Then, with the help of unimaginably advanced technology, they all set sail for the sea of stars.

Now, to the post-human age, those who came before have become its saviors.