so that the squares of their periodical times are very near in the same proportion with the cubes of their distance from the centre of Mars; which evidently shows them to be governed by the same law of gravitation that influences the other heavenly bodies.
beraz, haien denbora periodikoaren karratuak ia-ia proportzionalak dira Martitzen erditik duten distantziaren kuboekiko, honek nabarmen erakusten duelarik ortziko beste gorputzei eragiten dien grabitazio-lege berberaren menpe daudela haiek ere.