Best Yet Comet ISON Footage From STEREO Released | Video

NASA's STEREO-A spacecraft has had its eyes set on the comet for the past few days and has delivered the best time-lapse to date. Comet ISON and the smaller Comet Enke, along with Earth and Mercury can be seen. (looped 3X) All things ISON here: http://goo.gl/rgQ0u6