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Equinox at Saturn

Published: September 21, 2009

After a 15-year wait, equinox arrived at Saturn and Cassini was there to witness the spectacle of light and shadow.

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The moon Tethys is joined by two smaller moons in this movie from NASA's Cassini spacecraft.
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A look back at Cassini's arrival at Saturn.
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This animated graphic shows how Saturn and its moon Enceladus are electrically linked.
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This artist's concept shows "tides" on Titan raised by Saturn's gravity, as detected by NASA's Cassini spacecraft.
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This artist's concept shows "tides" on Titan raised by Saturn's gravity, as detected by NASA's Cassini spacecraft.
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This video describes a computer model that proposes a flow vortex in Saturn's upper atmosphere or ionosphere can explain periodic signatures observed by NASA's Cassini spacecraft in Saturn's magnet...
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As millions of people observed the total lunar eclipse on October 8, 2014, MESSENGER was also watching from Mercury.
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Saturn’s aurora is seen spinning above Saturn’s north pole over the course of most of a Saturn day
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These two false-color views from NASA's Cassini spacecraft show detailed patterns that change during one Saturn day within the huge storm in the planet's northern hemisphere.
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These two false-color views from NASA's Cassini spacecraft show detailed patterns that change during one Saturn day within the huge storm in the planet's northern hemisphere.
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Dwarf planet Ceres is shown in these false-color renderings, which highlight differences in surface materials.
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An image of the dwarf planet Ceres
Ceres Rotation and Occator Crater

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