Fuk Li (L), manager of the NASA Jet Propulsion Laboratory Mars Exploration Program, and Jet Propulsion Laboratory Brian Portock, Navigation Team Chief for NASA's Phoenix Mars Lander, brief reporters at JPL in Pasadena, California May 27, 2008. The small science probe blazed through the salmon-colored skies of Mars on Sunday, touching down on a frozen desert at the planet's north pole to search for water and assess conditions for sustaining life, NASA officials said. [Agencies]