
Could the Star of Bethlehem, which guided the 'three wise men' to the infant Jesus in the Christian Bible, have been a comet that came as close to the Earth as the moon?
That's the remarkable hypothesis from Mark Matney, a planetary scientist in NASA's Orbital Debris Program Office by day and a self-declared Christmas junkie. "I love Christmas," Matney told Space.com. "I love Christmas music, I love Christmas decorations — I love the whole thing!"