"The Dawning" Destiny's New Winter Event

Destiny's new holiday event is called "The Dawning" and starts December 13th.
It brings back the Sparrow Racing League and adds a lot of new Sparrows and other Gear.
Along with new Quests, there will be new Bounties, a new Record Book with challenges, two new Sparrow racing tracks on Earth and Mercury, and a new game mode called Strike Scoring.
As always with these events, players will be able to find new Ornaments, consumables, Shaders, emblems, Emotes and so forth.