Since I have been accumulating more and more sources from Rishonim and Acharonim who clearly say that Chazal made various incorrect statements about the natural world, especially vis-a-vis basic cosmology, some have reacted by insisting that the Gedolim couldn't possibly believe differently. But I have in my possession a manuscript of a book that has not yet been published; I don't know if there are plans to publish it. I obtained it from someone that I know who was in touch with both the