I believe that some interested parties in the past, have altered Plato and Aristotles works to include that “everyone believed the earth was spherical because as ships sailed away, they would disappear gradually from the hull to the mast”. My contention is that when they replaced the flat earth with spherical, they forgot to remove the parts about the Firmament and the dome spheres. One of the domes is specifically called the “Inerratic Sphere”. The spheres carry the sun, moon, planets with …