The shadow of the moon Mimas creates a smudge on the southern hemisphere of Saturn in this view from NASA's Cassini spacecraft. Mimas does not appear here, but it does cast its shadow on the planet in the lower left of the image.
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Smudge of a Shadow

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Highest Rated Saturn Wallpaper

  • Rhea emerges after being occulted by the larger moon Titan in this image taken by NASA's Cassini spacecraft.
    Rhea emerges after being occulted by the larger moon Titan in this image taken by NASA's Cassini spacecraft.

    Reappearing Rhea

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    This false-color view taken by NASA's Cassini spacecraft is one of a panel of three images of Saturn's moon Iapetus showing the boundary of the global 'color dichotomy' on the hemisphere of this moon facing away from Saturn.
    This false-color view taken by NASA's Cassini spacecraft is one of a panel of three images of Saturn's moon Iapetus showing the boundary of the global 'color dichotomy' on the hemisphere of this moon facing away from Saturn.

    Color Dichotomy on Iapetus

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    NASA's Cassini spacecraft examines the rough dark-light dichotomy of the terrain on Saturn's moon Iapetus. Lit terrain seen here is on the Saturn-facing side of Iapetus.
    NASA's Cassini spacecraft examines the rough dark-light dichotomy of the terrain on Saturn's moon Iapetus. Lit terrain seen here is on the Saturn-facing side of Iapetus.

    Iapetus' Puzzling Surface

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    Rhea's trailing hemisphere shows off its wispy terrain on the left of this image taken by NASA's Cassini spacecraft which includes Saturn's rings in the distance.
    Rhea's trailing hemisphere shows off its wispy terrain on the left of this image taken by NASA's Cassini spacecraft which includes Saturn's rings in the distance.

    Rings and Rhea

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    The moon Tethys is upstaged by two smaller moons, Pandora and Prometheus, in this image from NASA's Cassini spacecraft. Go to the Photojournal to view the animation.
    The moon Tethys is upstaged by two smaller moons, Pandora and Prometheus, in this image from NASA's Cassini spacecraft. Go to the Photojournal to view the animation.

    Moons in Motion

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  • The bright arc within Saturn's G ring is shown truncated by the shadow of the planet at the bottom of this image captured by NASA's Cassini spacecraft.
    The bright arc within Saturn's G ring is shown truncated by the shadow of the planet at the bottom of this image captured by NASA's Cassini spacecraft.

    Slicing the Arc

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    Shadow Between the Shepherds

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    This first glimpse of seasonal change shows the southern polar area of Saturn's moon Titan, using data from the Synthetic Aperture Radar instrument aboard NASA's Cassini spacecraft.
    This first glimpse of seasonal change shows the southern polar area of Saturn's moon Titan, using data from the Synthetic Aperture Radar instrument aboard NASA's Cassini spacecraft.

    Changing Seasons on Titan

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    Saturn's moon Tethys casts a shadow on the planet's A ring alongside the larger shadow cast by the planet itself in this image taken as Saturn approached its August 2009 equinox.
    Saturn's moon Tethys casts a shadow on the planet's A ring alongside the larger shadow cast by the planet itself in this image taken as Saturn approached its August 2009 equinox.

    Shadows Big and Small

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    The Cassini spacecraft looks toward Rhea's cratered, icy landscape with the dark line of Saturn's ringplane and the planet's murky atmosphere as a background. Rhea is Saturn's second-largest moon, at 1,528 kilometers (949 miles) across.
    The Cassini spacecraft looks toward Rhea's cratered, icy landscape with the dark line of Saturn's ringplane and the planet's murky atmosphere as a background. Rhea is Saturn's second-largest moon, at 1,528 kilometers (949 miles) across.

    Icy Profile

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  • The bright arc within Saturn's G ring is shown truncated by the shadow of the planet at the bottom of this image captured by NASA's Cassini spacecraft.
    Large regions of Saturn's night side are illuminated by the planet's gleaming rings. Except for a sliver of the sunlit crescent at left, this view shows a part of the planet lit almost entirely by ringshine.

    Saturn by Ringshine

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    Saturn's shadow interrupts the planet's rings, leaving just thin slivers of the rings visible in this image, which shows a pair of the planet's small moons. Helene is in the center top of the image, Epimetheus is in the lower right.
    Saturn's shadow interrupts the planet's rings, leaving just thin slivers of the rings visible in this image, which shows a pair of the planet's small moons. Helene is in the center top of the image, Epimetheus is in the lower right.

    Splinters of Rings

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    Orbiting near the plane of Saturn's rings, NASA's Cassini spacecraft looks across the span of the rings to spy the small moon Epimetheus. The brightest spoke is visible on the left of the image.
    Orbiting near the plane of Saturn's rings, NASA's Cassini spacecraft looks across the span of the rings to spy the small moon Epimetheus. The brightest spoke is visible on the left of the image.

    Epimetheus, Rings and Spokes

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    This image, which at first appears to show a serene scene, in fact 
reveals dramatic disturbances created in Saturn's A ring by its moon 
Daphnis as seen by NASA's Cassini spacecraft.
    This image, which at first appears to show a serene scene, in fact 
reveals dramatic disturbances created in Saturn's A ring by its moon 
Daphnis as seen by NASA's Cassini spacecraft.

    Daphnis' Disturbances

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    NASA's Cassini spacecraft captured Saturn's moon Prometheus, orbiting near the streamer-channels it has created in the thin F ring, casts a shadow on the A ring in this image taken a little more than a week after the planet's August 2009 equinox.
    NASA's Cassini spacecraft captured Saturn's moon Prometheus, orbiting near the streamer-channels it has created in the thin F ring, casts a shadow on the A ring in this image taken a little more than a week after the planet's August 2009 equinox.

    Streamer-channels and Shadow

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  • The bright arc within Saturn's G ring is shown truncated by the shadow of the planet at the bottom of this image captured by NASA's Cassini spacecraft.
    NASA's Cassini spacecraft looks toward the battered surface of the moon Rhea.

    Roughed-up Rhea

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    Long shadows stretch away from the towering edge waves created by the gravity of the moon Daphnis in this image taken by NASA's Cassini spacecraft a little more than a week before Saturn's August 2009 equinox.
    Long shadows stretch away from the towering edge waves created by the gravity of the moon Daphnis in this image taken by NASA's Cassini spacecraft a little more than a week before Saturn's August 2009 equinox.

    Slanting Shadows

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    NASA's Cassini spacecraft's camera looks in near-infrared light at a dramatic view of Saturn, its ringplane and the shadows of a couple of its moons.
    NASA's Cassini spacecraft's camera looks in near-infrared light at a dramatic view of Saturn, its ringplane and the shadows of a couple of its moons.

    Scene Seen in the Near-Infrared

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    NASA's Cassini spacecraft spies the large Penelope crater on Saturn's moon Tethys.
    NASA's Cassini spacecraft spies the large Penelope crater on Saturn's moon Tethys.

    Spotlight on Penelope

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    Bright Spokes, Dark Rings

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