Descartes Astronomy Vs Astronomy

Descartes reasons that Geometry is more certain than Astronomy because it “scarcely inquire(s) whether or not these are really existent, contain somewhat that is certain and indubitable” (Descrates). Descartes is stating that Geometry and the sciences like it focus on things that are certain and indisputable, such as two plus two equals four, while astronomy focuses on things that have uncertainty and can be disputed about. Descartes concludes that since Geometry focuses on indisputable items, we are able to know the truth whether we are awake or dreaming. Descartes makes a strong argument for the reality and consistency of geometry and I agree. As science has progressed and years have gone by, many of the beliefs about astronomy have been