作者君在作品相关中其实已经解释过这个问题。

不过仍然有人质疑——“你说得太含糊了”，“火星轨道的变化比你想象要大得多！”

那好吧，既然作者君的简单解释不够有力，那咱们就看看严肃的东西，反正这本书写到现在，嚷嚷着本书一大堆，用初高中物理在书中挑刺的人也不少。

以下是文章内容：

&nter&nns and staf pary&nrbits &nur&nr syste

abstract

e present the results&nf&nter nurical&nns&nf pary&nrns&nver 109 yr tispans&n all ne ps. a quick&nn&nf&nur nurical data&ns that the pary&nn， at least &nur siple dynaical&ndel， sees&n be quite stable &nver &n tispan. &nser&nk at &nestfrequency&nns&n &npass filter&ns &ntentially diffive character&nf terrestrial pary&nn， especially &nf rcury. the&nur&nf the eentricity&nf rcury &nur&nns is qualitatively siir&n the results&n jacques skar's secur&nn&nry&n. eax～ &nver ～± &nyr.&never， there &n parent secur creases&nf eentricity&nr&nn &nrbital elents&nf the ps， hich ay be revealed by&nerter nurical&nns. e have&n&nrd &nuple&nf trial&nns&n&nns&nf &nuter five ps&nver the&nn&nf ± 5 x 1010 yr. the result dicates that the three&nr&nnances the &n syste have been ataed&nver the 1011yr tispan.

&nduction

&nn&nf &nble

the&nn&nf the staf&nur&nr syste has been dever several hundred years， sce the &nf&nn. &nble has attracted any&n atheaticians&nver the years and has pyed a central&nle the&npnt&nf&nnlear dynaics and&ns&nry.&never， &n&nt yet have a defite anser&n the&nn&nf hether&nur&nr syste is star&nt. this is partly