At about the same time, by careful analysis of pre-telescopic observational data collected by Tycho BraheJohannes Kepler found the planets' orbits were elliptical rather than circular.
Cishe ngaso leso sikhathi esifanayo, by nokuhlaziya ngokucophelela idatha observation pre-telescopic eqoqwe by Tycho Brahe, Johannes Kepler ezitholakele omise amaplanethi bakaJesu babengenzi isiyingi kodwa okweqanda.