With quantum satellites, it means Yan Fei has extended his reach beyond the Solar System. He can not only use the Quantum Satellite System to explore the cosmos but also discover alien civilizations through these quantum satellites. If any alien civilization intends to invade Earth, Yan Fei can detect it early and prepare for battle.
In Yang Qi's original design, this parent-child system was absent. However, Yang Qi designed other subsystems for the cosmic battleship, such as the universal landing ship used for landing on planets, combat mech operated by humans for space battles, and other subsystems for life support and entertainment. Yet, none of these subsystems were reflected in the upgraded drone; instead, three amazing subsystems emerged.
