A Boeing Delta II rocket carries NASA's Deep Impact spacecraft as it lifts off in Cape Canaveral, Florida, on January 13, 2005. In a first-of-its-kind mission, the spacecraft was sent to gather information about the comet Temple 1. NASA declared the mission complete on Friday, September 20. The most-traveled comet-hunter mission in history has ended, NASA announced this Friday rather with reluctance as it shut the book on the Deep Impact spacecraft. see more @ Nasa News