Amazing. Also amazing to me is the caluclation of the size of the moon and distance of the earth from the sun around the same time [1] [2] [1] https://en.wikip

Amazing. Also amazing to me is the caluclation of the size of the moon and distance of the earth from the sun around the same time [1] [2] [1] https://en.wikipedia.org/wiki/On_the_Sizes_and_Distances_(Aristarchus) https://en.wikipedia.org/wiki/On_the_Sizes_and_Distances_(Ar... [2] https://en.wikipedia.org/wiki/Hipparchus#Distance,_parallax,_size_of_the_Moon_and_the_Sun https://en.wikipedia.org/wiki/Hipparchus#Distance,_parallax,...