As Titan Turns

This computer rendering shows the surface of Rhea, Saturn's second largest satellite behind Titan. Like Dione and Iapetus, there is a noticeable difference between the two hemispheres of the satell...

A pair of elongated filaments observed across the Sun by SDO (Solar Dynamics Observatory). 

This montage of Cassini Synthetic Aperture Radar (SAR) images of the surface of Titan shows four examples of how a newly developed technique for handling noise results in clearer, easier to interpr...

The Cassini spacecraft watches Pandora, one of the F ring's two shepherding moons, orbiting beyond the thin ring. The small moon can be seen on the left of this image. Pandora (81 kilometers, or 5...

Prometheus emerges from Saturn's shadow in this image taken of the dark side of the rings. Since it is nearing the equinox at Saturn, the Sun is very nearly in the ring plane, causing Prometheus t...

This image of Matronalia AV-L-25, from the atlas of the giant asteroid Vesta, was created from images taken as NASA's Dawn mission flew around the object, also known as a protoplanet.

This false color image of two density waves in Saturn's A ring was made from the stellar occultation observed by Cassini's ultraviolet imaging spectrograph when the spacecraft was 6.3 million kilom...

Cassini kicked off the year with a successful flyby of Titan on Jan. 15. Cassini will add to the wealth of data with new vistas during 13 Titan flybys planned for this year. Raw images from the mos...

Probe Landing on Titan

The Cassini spacecraft observes three of Saturn's moons set against the darkened night side of the planet. Saturn is present on the left this image but is too dark to see. Rhea (1,528 kilometers, ...

This near-true color view from Cassini reveals the colorful and intriguing surface of Saturn's moon Iapetus in unrivaled clarity

This image from NASA's Dawn spacecraft shows two overlapping impact craters on asteroid Vesta. The rims of the craters are both reasonably fresh but the larger crater must be older because the smal...

Rhea and Dione seem like dark and light fraternal twins in this Cassini spacecraft image, with each of these two Saturnian moons displaying a large crater oriented similarly in the northern hemisph...

Sunlight scatters through Saturn's rings, emerging on the unilluminated side. Prometheus (102 kilometers, or 63 miles across, lower right) and Pandora (84 kilometers, or 52 miles across, upper left...

This global map of Iapetus was created using images taken during Cassini spacecraft flybys, with Voyager images filling in the poles. The map is an equidistant projection and has a scale of 803 me...

This image from NASA's Dawn spacecraft shows a detailed view of three craters, informally nicknamed 'Snowman' by the camera's team members.

NASA's Dawn spacecraft obtained this image of the giant asteroid Vesta with its framing camera on July 9, 2011. Vesta is also considered a protoplanet because it is a large body that almost became ...

Swirls of Clouds in Infrared June 15, 2004 Full-Res: PIA05406 On its approach to Saturn orbit insertion, the narrow angle camera ...

This raw image from NASA's Cassini spacecraft was taken on June 16, 2015 and received on Earth June 17, 2015.

Thanks to the illumination angle, Mimas (right) and Dione (left) appear to be staring up at a giant Saturn looming in the background.

Saturn's richly dynamic atmosphere rewards viewers with unique and fascinating structures with every new observation. Here, the Cassini spacecraft uses the near-infrared filters on its wide-angle ...

Bright strands in Saturn's ever changing F ring emerge from the planet's shadow. Several background stars are visible by the trails they created while the image was being exposed. This view looks...

NASA's Lunar Reconnaissance Orbiter spotted the final resting place of Israel's Beresheet Moon lander.

Three of Saturn's closest-orbiting moons are captured here, rounding the rings. From innermost to outermost are Atlas (32 kilometers, or 20 miles across), Pandora (84 kilometers, or 52 miles acros...

The Cassini spacecraft takes a look through the atmosphere of Saturn's largest moon to spy light and dark in the area called Adiri on Titan. See Above Adiri to see a wider view of this albedo feat...