The Mount of the Nativity, the Orthodox Church of St. Nicholas in Beit Jala, the Exact Place Where Christ Was Born (20–21 August 1 BC)

Stemming from the working hypothesis of The Star that Revealed the King: Astronomical, Prophetic and Historical Synchrony of Christ’s Birth (August 20–21, 1 BC) ABSTRACT. This document presents a physical, mathematical, and exegetical reconstruction of the final leg of the journey of the Magi from the East to Bethlehem, from Herod’s Palace to the present Orthodox Church of St. Nicholas in Beit Jala, chronologically placing this encounter on August 21, 1 BC, at 19:30 (Jerusalem time), in strict convergence with the chronological framework proposed by Vidal (2025). By means of kinematic and optical models, it is demonstrated that the Jupiter–Venus planetary conjunction in the constellation Virgo experienced a phenomenon of apparent stopping (topographic braking) induced by the slope of the eastern hillside of Mount Ras Jala. This geometric coordinate is validated interdisciplinarily by demonstrating that Beit Jala constituted the upper and wooded sector of Western Bethlehem, the core ofthe patrimonial lands and the ancestral inheritance of the House of David. Under this approach of legal geography, the journey of Joseph and Mary responds to the fiscal property rights of the Roman census, justifying the occupation of the family grotto due to the saturation of the residential kataluma. Finally, the logistics of Luke’s account are clarified: the manger sign given to the shepherds of the ritual order of the Temple was not a generic indicator but a vector of geographic exclusion that pointed unequiv-ocally to the domestic stable of the Davidic elite in Beit Gala, allowing its immediate localization within the strict interval of astronomical visibility.