Cassini-Huygens Mission to Saturn and Titan: NASA homepage for the Cassini mission and Huygens Titan probe. Detailed information, multimedia, teachers and kids sections, and status updates. Includes information and images from Cassini's December 2000 flyby of Jupiter

Galileo Project Home: NASA's homepage for the Jupiter-orbiting spacecraft. Flyby news, mission status updates, educational information, a summary of Galilean discoveries, and an extensive image gallery

New Horizons: An unmanned Pluto-Kuiper Belt probe study. Includes mission details and educational resources