Radiant (meteor shower) move along the comet's wake, and when the Earth moves through such debris, a meteor shower results. Because all of the debris is moving in roughly the same direction, the meteors which strike the atmosphere all "point" back to the direction of the comet's path. As an exception, the Geminids are a shower caused by the object 3200 Phaethon, which is thought to be a Palladian asteroid. The radiant is an important factor in observation. If the radiant point is at or below the horizon, then few if any meteors will be observed. This is because the atmosphere shields the
Once Upon a December away. The recurring melody serves as a narrative device in the film since Anya's memory of the lullaby, and the music box's necklace keys are her only ties to her forgotten past. The theme of memory is further enhanced by composer David Newman recurring use of the melody throughout the film's score, also incorporating variations of the song "Journey to the Past". The full version of "Once Upon a December" is sung by Anya after entering the now derelict Winter Palace in Saint Petersburg. The repressed memories of her past are stirred by her unknowing return to her childhood home,