Touchdown: NASA rover lands on Mars after harrowing plunge
Mars Curiosity
David Oh works inside the Spaceflight Operations Facility for NASA's Mars Science Laboratory Curiosity rover at Jet Propulsion Laboratory in Pasadena, Calif., Sunday, Aug. 5 2012. The Curiosity robot is equipped with a nuclear-powered lab capable of vaporizing rocks and ingesting soil, measuring habitability, and potentially paving the way for human exploration. (Brian van der Brug/Los Angeles Times-POOL)