Besides Ove von Spaeths convincing claim that Moses is of Egyptian descent and the identification of Hatshepsut as the mother of Moses of course the most spectacular about the present book is its exact precision of the birth of Moses by means of modern astronomical computation of surviving star data in accordance with these circumstances

What is the correctly punctuated version of this sentence?
Besides Ove von Spaeth's convincing claim that Moses is of Egyptian descent, and the identification of Hatshepsut as the mother of Moses - of course the most spectacular about the present book is its exact precision of the birth of Moses by means of modern, astronomical computation of surviving star data in accordance with these circumstances.