On this day: December 24

POSTED: 11:13 PM MST Dec 21, 2012    UPDATED: 12:00 AM MST Dec 24, 2012 
Apollo 8 earthrise photo from the Moon, 1968

"Silent Night" is first performed, the Library of Congress burns, NORAD begins tracking Santa, and man orbits the Moon for the first time, all on this day.