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A cosmic winter wonderland

22 December 2016 Astronomy Now

Although there are no seasons in space, this cosmic vista invokes thoughts of a frosty winter landscape. It is, in fact, a region called NGC 6357 where radiation from hot, young stars is energizing the cooler gas in the cloud that surrounds them.

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Crash course?

20 December 2016 Astronomy Now

It may look as though Saturn’s moon Mimas is crashing through the rings in this image taken by NASA’s Cassini spacecraft, but Mimas is actually 45,000 kilometres (28,000 miles) away from the rings.

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