I Analyze the Stars in the Ming Dynasty

Shen Yuan, a student in the Department of Physics, once traveled to the fantasy Ming Dynasty and became a junior supervisor in the Qintian Prison. However, the recurring nightmare every night told him: in nine days, the Yinghuo star will explode and the capital will turn into purgatory. What made his hair stand on end was that the unfathomable Master Jianzheng actually asked him late at night: "In your dream, on what day did you and I die?" Doomsday natural disasters are not the most terrifying killing situation. The assassins hidden in the gaps in time are the real sharp edges. Let's see how Shen Yuan uses science as a compass and the laws of stars as a blade to analyze the stars and solve the deadlock during the countdown!