Today is Comet ISON's make-or-break day — here's how to watch

The so-called "Comet of the Century" is about to have its much anticipated brush with the Sun — the results of which could be visible to the naked eye. Thankfully, NASA is tracking ISON's journey in realtime, and here's how you can watch the drama unfold. » 11/28/13 6:40am 11/28/13 6:40am