Keep in mind that any ellipse can be modelled by 2 epicycles.
Ellipses were a tighter constraint on available epicycle models.
Kepler’s model actually involved hyperbola for comets, which cannot be explained by epicycles.
Keep in mind that any ellipse can be modelled by 2 epicycles.
Ellipses were a tighter constraint on available epicycle models.
Kepler’s model actually involved hyperbola for comets, which cannot be explained by epicycles.