at: http://www.twitter.com/ marscuriosity .  More information about ChemCam is available at  http://www.msl-chemcam.com . snip ============================================================== http://en.wikipedia.org/wiki/ Mars_Science_Laboratory Mars Science Laboratory  ( MSL ) is a  robotic   space probe  mission to  Mars  launched by  NASA  on November 26, 2011, [1]  which successfully landed  Curiosity , a  Mars rover , in  Gale