Ptolemy considered the solar system (and the universe) to be a set of crystal concentric spheres rotating around the stationary Earth at its centre.
On the closest sphere was the moon, then Venus and so on out to the stars on the outer sphere. At the time they didn’t have any idea how incredibly big everything is.
On the closest sphere was the moon, then Venus and so on out to the stars on the outer sphere. At the time they didn’t have any idea how incredibly big everything is.
