Watch Curiosity's Landing! Aug 5, 2012 10:31 p.m. Pacific Aug 6, 2012 1:31 a.m. Eastern Aug 6, 2012 5:31 a.m. Universal http://marsprogram.jpl.nasa.gov/msl/participate/ Destination Mars: A Timeline of Red Planet Landings http://www.space.com/16496-mars-landing-missions-timeline.html