In the patient calculus of deep space exploration, China's space agency has chosen precision over haste, announcing that the Chang'e-7 lunar mission will not launch within its planned window this year. The spacecraft, bound for the moon's south pole in search of ancient water ice, demands not merely readiness on Earth but a rare alignment of celestial conditions — a narrow corridor of favorable sunlight that governs whether the mission lives or fails. To launch unprepared into such an unforgiving environment would be to gamble with years of scientific ambition, and so the agency waits, as expl