All you had to do was list the various other “lesser” extinctions that occurred. Hopefully a moon sized object will never hit us. However, we must all know that sooner or later the sun will kill all life when it goes.
45 posted on 07/13/2010 6:47:03 PM PDT by SunkenCiv
("Fools learn from experience. I prefer to learn from the experience of others." -- Otto von Bismarck)