Spacecraft at JPL

Giovanni Cassini, the astronomer, discovers a moon near Saturn. Half is dark as coal. The other half, bright as snow. Three centuries later, Cassini, the spacecraft, flies by for a close look.

Bob Anderson describes his work as a geologist who helps design and uses robots to collect data about Mars.

Ranger 9 was the last of the Ranger series of spacecraft launched in the 1960s to explore the moon and was designed to image and impact the moon's crater Alphonsus. This video from 1965 includes im...

The shadow of Saturn's moon Tethys seems to disappear as it crosses the planet's rings, demonstrating variations in the density of particles across the rings.

Dawn spacecraft successfully launched September 27th, 2007.

Classic video explaining the history, debate and continuing discussion of the definition of a planet.

What's Up for March? Planet-palooza in the morning, a "Sirius" look at the Dog Star, and an evening trio at the end of the month.

On unexplored worlds, the sound of science is a harmonious melody of chimes, clicks and mechanical whirrs.

With fingers crossed and eyes wide open, sci-fi fans and scientists savor the joys of discovery...at Iapetus.

This is an animated artist interpretation of the area surrounding the Huygens landing site, based on images and data returned Jan. 14, 2005.

In this Voyager Update from the night of the Neptune encounter (25 August 1989), now Voyager Project Manager, Suzy Dodd speaks with such guests as Jay Holberg and Bill Kurth concerning the Voyager ...

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...

See highlights from the scene at JPL on April 26-27, 2017, and some of the first raw images the spacecraft sent back from its closest-ever look at Saturn’s atmosphere.

Filters, pixels and math star in this narrated cartoon.

Look for Mars close to the Pleiades in the first weeks of March. Then wake up early to observe the giant planets Jupiter and Saturn.

Cassini scientist Dr. Kevin Baines discusses Saturn's Cyclones.

NASA's twin GRAIL spacecraft have new names, thanks to some enthusiastic 4th graders from Montana, who reveal the names in dramatic fashion.

The tumbling and irregularly shaped moon Hyperion rotates away from the Cassini spacecraft in this movie taken during a distant encounter in Dec. 2005.

Two crescent moons dance around Saturn as far-off Dione slips behind its sibling moon Rhea.

Join us in our search for life beyond Earth.

NASA's Cassini spacecraft has spotted a glowing patch of ultraviolet light near Saturn's north pole that marks the presence of an electrical circuit that connects Saturn with its moon Enceladus.

NASA’s Parker Solar Probe mission launched Aug. 12, 2018, from Cape Canaveral Air Force Station in Florida.

RTG fit and test

A quick look at how a Bistatic Observation works.

This computer-generated animation shows all of Cassini's orbits - affectionaly called the "ball of yarn" by mission planners.