bio? Where? As to the formation of the earth-moon system, do you prefer to stay with the failed I-S nonsense, or learn how RC/RC happened, and thus made this a LIFE planet? Are you still young enough to make an intellectual quantum leap?
To see a "bio" in FR, if the person has written one - any many/most do not - rt-click on their name under one of their posts.
I-S = ? Don't recognize that abbreviation.