I'm no rocket scientist, but all systems are "go" for a happy Mars Landing Day! December 2nd Mars Landing Day! Commemorating the day in 1971 that the Soviet capsule Mars 3 first landed on the red planet.
December 17th Saturnalia Celebrated in honor of the Roman god Saturn, this ancient feast was a forerunner in the gift-giving custom of Christmas. Know what the best way is to celebrate Saturnalia? Run rings around it!