Article Photos: NASA rover Curiosity lands on Mars after plummet 9/25

  In this photo provided by NASA, the Mars Science Laboratory (MSL) team welcomes White House Science and Technology Advisor John Holdren, third standing from left, as he stops by to meet the landing team and to say "Go Curiosity" as NASA Administrator Charles Bolden, second from left, and Jet Propulsion Laboratory Director Charles Elachi, far left look on, Sunday, Aug. 5, 2012 at JPL in Pasadena, Calif. The MSL Rover named Curiosity is designed to assess whether Mars ever had an environment able to support small life forms called microbes. Curiosity is due to land on Mars at 10:31 p.m. PDT Sunday night. (AP Photo/NASA, Bill Ingalls)