In the book it is specified that these beings are descendants of the humans that participated in the project of colonization of the stars, one of the 37 ships that settled in a habitable planet some centuries after they have been thrown. Due to the conditions of its planet such as atmosphere, gravity and resources, they underwent biological changes through genetic engineering to adapt to such conditions, but is unknown, however, what would have been its world of origin and its evolutionary history.T hese beings at some point in the last millions of years had begun to explore other star systems in search of new habitable planets, which colonized and used their resources for their own subsistence .One could speculate on the reasons that led them to do that is because they probably sold out t