Interesting article in LA Times regarding Trojan asteroid at the LaGrange point in Earth's orbit. See-- http://www.latimes.com/news/science/la-sci-trojan-asteroid-20110728,0,284121.story?obref=obnetwork<http://www.latimes.com/news/science/la-sci-trojan-asteroid-20110728,0,284121.story?obref=obnetwork>