On July 21,2005 "Deep Impact" executed a trajectory correction maneuver that allows the spacecraft to use Earth's gravity to begin a new mission in a path towards another comet.
On July 21,2005 "Deep Impact" executed a trajectory correction maneuver that placed the spacecraft on course to fly past Earth on December 31,2007. The maneuver allows the spacecraft to use Earth's gravity to begin a new mission in a path towards another comet.