The Sky at Night: The Real Star of Bethlehem: A Sky at Night Christmas Special

Christmas special which explores the potential causes of the Star of Bethlehem; an idea which has fascinated astronomers for centuries. The Sky at Night team explores the possibilities, investigates the nature of the phenomena, and looks through historical records, in an attempt to reconstruct events in the night sky two thousand years ago. A list of candidates includes supernovae, comets, meteors and the unusual alignments of giant planets