Rubuta wani ɗan gajeren sakin layi na labari da aka ba da batun da ke gaba:  Mutum X ya kafa sabuwar ka'ida
Tabbas, ga ɗan gajeren sakin layi: Davian ya kirkiro wata sabuwar ka'idar sararin samaniya domin Davian yana so ya fahimci yadda sararin samaniya ke aiki. Ka'idar Davian ta bayyana halayyar kwayoyin halitta da makamashi a sararin samaniya, kuma ta yi hasashen abin da zai faru a ƙarƙashin yanayi dabam dabam.