Why would a massive sun orbit a tiny Earth? It doesn't. Flip the relative proportions of the two bodies: a tiny sun orbits a massive Earth. For this we use Matty’s Constant.
April 17th
April 8th
Understanding relative motion is the power to comprehend that heliocentric and Geocentrospheric models coexist. The Geocentrospheric model is empirical. The heliocentric model is theoretical.
April 1st
The express purpose of astronomy is to make it seem as if the fulfillment of Biblical prophecy is ridiculous. Unfortunately this means that astronomy has had to become ridiculous. Who are you to believe? And why would you take our word for it?
Relative Motion
There's no observable difference between heliocentric and Geocentrospheric models because they're two frames of reference in the same system. They coexist.
The Fourth Day
We know that the difference between a heliocentric theory and a geocentric theory is one of relative motion only, and that such a difference has no physical significance.