Antioch, Star of Bethlehem

Antioch, Syria, semi-autonomous during reign of Augustus 27BCE-14 CE
AE [ 19 mm, 7.17 g, 12 h ], year 43 (12-13 CE)
Obverse: Laureate head of Zeus right.
Reverse: ANTIOXΕΩΝ ΕΠΙ ΣΙΛΑΝΟΥ; Ram running right looking at star behind, date ΓΜ below.
References: Butcher 57, BMC Galatia 63, RPC I 4268

Possibly commemorating the celestial event or “Heavenly Alignment” considered to be the “Star of Bethlehem”