NASA's Cassini spacecraft has sent its first images from its new orbit of Saturn, including some of a mysterious hexagon near the planet's north pole.
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Each of the hexagon's sides are as wide as our planet. Scientists believe a storm is causing the pattern, but don't exactly know how.
The mystery might have to wait. NASA's spacecraft is running out of fuel and has another gutsy mission: grazing the edge of Saturn's rings.
Not only will Cassini go closer than ever to the layers of dust, rock and ice, the craft will have unprecedented views of some of Saturn's moons.
