| | Cassini spacecraft images were used to create this animation of Saturn’s northern polar hexagon. Image via NASA/JPL-Caltech/SSI/Hampton University/ESA. | | |
Good morning! Saturn's famous hexagon towers above cloudtops | | There's cool news about Saturn's north pole hexagon, which is as wide as 2 Earths – like nothing seen on any other world. The hexagon was thought to be a feature of the lower atmosphere, where Saturn’s weather happens. Now there’s evidence it extends to about 180 miles (300 km) above the cloudtops, into Saturn's stratosphere. Read more. | | |
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Neptune and Earth are closest today | | By closest, we don't mean close. Neptune, the 8th planet outward from the sun, lodges in the outskirts of our solar system, approximately 2.7 billion miles (4.3 billion km) away. Read more. | | |