Strictly speaking, the lunar base was not a base but a covered reinforced and weaponized moon. The natural satellite had turned into a steel fortress after thousands of years of construction. It was suspended in space as it pointed its cannons and guns in the direction of the home planet from afar.
The exiles, who were previously expelled from their home planet, had been watching their home for thousands of years, hoping that one day they could return to the land where they once flourished. But their home planet had now become their enemy.
It was hard for the society of survivors, who were living in such a situation, to have any sense of vitality that a healthy civilization manifested.