HD - NASA's Jet Propulsion Laboratory

In its final hours, NASA's Cassini spacecraft returned these last looks at Saturn, its rings and moons, as it prepared to end its nearly 20-year voyage in space.

Engineers at NASA's Jet Propulsion Laboratory in Pasadena, California, awaited the final transmission from the Cassini spacecraft as it plunged into Saturn's atmosphere ending its 20-year voyage of discovery.

The Cassini mission's epic 13-year exploration of Saturn is coming to a close.

Take a late summer road trip along the Milky Way. Be sure to stop at Saturn!

Richard Stember is a NASA Solar System Ambassador volunteer who shares his passion for space with the public. Is this something that would interest you? You can apply to be an ambassador, too!

Team members reflect on what has made the NASA/ESA Cassini mission such an epic journey -- the extraordinary spacecraft, tremendous science and historic international collaboration.

NASA's Cassini spacecraft has explored the Saturn system since 2004, re-writing our understanding of the giant planet, its rings, moons and magnetosphere.

In the late summer of 1977, NASA launched the twin Voyager spacecraft. These remote ambassadors still beam messages back to Earth 40 years later, with data from their deep space travels.

Saturn's giant, hazy moon Titan has been essential to NASA's Cassini mission during its 13 thrilling years of exploration there.

Five years of Martian discoveries after seven minutes of terror.