Snow On Pluto’s Mountain Peaks – Spots of NASA

Images collected by the New Horizons spacecraft show “exotic snowcapped mountains” in the southeast corner of the Cthulhu Regio, a dark stretch of the dwarf planet approximately the size of Alaska, according to NASA. Scientists believe the snow is composed mostly of frozen methane that condensed from Pluto’s atmosphere. “That this material coats only the upper slopes of the peaks suggests methane ice may act like water in Earth’s atmosphere, condensing as frost at high altitude,” said John Stansberry, a New […]

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How Earth Changed In 2015: The View From Far Above

Sometimes the best way to witness planetary happenings – and to gain perspective on them – is from high above. Below are satellite images and aerial photos from the NASA Earth Observatory that capture some of the more dramatic changes that shaped the earth over the past year. Large rivers run atop the Greenland ice sheet NASA This aerial photo captured in July shows large, fast-flowing rivers on top of the Greenland ice sheet abruptly dropping into a seemingly bottomless […]

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