Set the "Center" to "Earth" and the time to "1 day," and hit the fast-forward button.

I'm thinking my compound will be in Canada. You're all welcome to join my new cult (name pending). I had this great idea of how reptile aliens would hop off the comet and torture us if we didn't become their slaves, but then I spent five minutes on the Internet looking for information about the comet and found several people have apparently beaten me to the punch.