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Rosetta’s View of a Comet’s “Great Divide”
A shadowed cliff on comet 67P/C-G imaged by Rosetta in Oct. 2014 (Credits: ESA/Rosetta/NAVCAM – CC BY-SA IGO 3.0)
The latest image to be revealed of comet 67P/Churyumov-Gerasimenko comes from October 27, 2014, before the Philae lander even departed for its surface. Above we get a view of a dramatically-shadowed cliff separating two regions on 67P, the high, smooth plateaus of Babi and the boulder-strewn, slumped valley of Aten. Both are located on the larger lobe of the comet, while parts of the Ma’at region on the smaller “head” lobe can be seen in the distance at upper left. (You can see a regional map of comet 67P here.)
The image scale is about 75 cm (2.4 feet) per pixel and the entire image spans 770 meters across – about half a mile. Based on that, the cliff is easily over 190 meters (630 feet) high!
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Read the rest of Rosetta’s View of a Comet’s “Great Divide” (135 words)
© Jason Major for Universe Today, 2015. |
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Post tags: 67P, Aten, Babi, comet, esa, pyramid, rosetta, Solar System, space
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Source: http://www.universetoday.com/120448/rosettas-view-of-a-comets-great-divide/
