While burndamage is normally patched with pieces of excess skin from a person's own body, this does not work if the whole face needs to be covered -- the skin of the entire back is less than half of what would be needed to cover the full face and scalp, Siemionow said.
According to the U.S. National Aeronautics and Space Administration, meteoroids smaller than 25 meters usually burn up as they streak through the atmosphere, causing little or no damage.