Saturn, as seen by Cassini

This image shows the first flash of sunlight reflected off a lake on Titan. The lakes on the planet are believed to be filled with liquid ethane and methane

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Saturn, with its rings illuminated by sunlight reflected off the planet

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In December 2013, NASA’s Cassini spacecraft produced a remarkable new high-resolution movie of a peculiar hexagonal feature that surrounds Saturn’s north pole

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Saturn’s moon Titan glows as light scatters through its extended atmosphere

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Ring shadows line the face of the distant planet

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A quartet of Saturn's moons, from tiny to huge, appear embedded within the planet's rings in this Cassini composition

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Saturn's largest and second largest moons, Titan and Rhea, appear to be stacked on top of each other

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Saturn's fourth-largest moon, Dione, can be seen through the haze of the planet's largest moon, Titan

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Cassini's closest-ever flyby of Saturn's moon Mimas, featuring the Herschel Crater, 130 km (80 miles) wide on the right side

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The spinning vortex of Saturn’s north polar storm as imaged by Cassini

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NASA on November 13, released a natural-colour image from space which is the first in which Saturn, its moons and rings, and also Earth, Venus and Mars, are visible

Photos courtesy http://saturn.jpl.nasa.gov