Get unlimited digital access to $0.99 for 4 weeks.

Phoenix Mars Lander

Team members at mission control celebrate as NASA's Phoenix Mars Lander successful touches down on the surface of Mars, at the Jet Propulsion Laboratory(JPL) in Pasadena, California on May 25, 2008. From left to right are Barry Goldstein, JPL project manager for NASA's Phoenix Mars Lander, Ed... AFP/Getty Images photo by Lawrence Ho