作者君在作品相關中其實已經解釋過這個問題。
不過仍然有人質疑“你說得太含糊了”,“火星軌道的變化比你想象要大得多!”
那好吧,既然作者君的簡單解釋不夠有力,那咱們就看看嚴肅的東西,反正這本書寫到現在,嚷嚷著本書bug一大堆,用初高中物理在書中挑刺的人也不少。
以下是文章內容:
long-term integrations and stabilityplaary orbitsour solar system
abstract
we present the resultsvery long-term numerical integrationsplaary orbital motions over 109 -yr time-spans including all nin inspectionour numerical data shows that the plaary motion,leastour simple dynamical model, seemsbe quite stable even over this very lon lookthe lowest-frequency oscillations using a low-pass filter showsthe potentially diffusive characterterrestrial plaary motion, especially that o behaviourthe eccentricitymercuryour integrationsqualitatively similarthe results from jacques laskar's secular perturbation theory (e.g. emax 0.35 over ± 4 gyr). however, there areapparent secular increaseseccentricityinclinationany orbital elementsthe plas, which mayrevealedstill longer-term numerical i have also performed a coupletrial integrations including motionsthe outer five plas over the duration± 5 x 1010 yr. the result indicates that the three major resonancesthe neptunepluto system have been maintained over the 1011-yr time-span.
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