{
  "title": "Frosted Gully Delight",
  "authors": "HiRISE",
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    "excerpt": "This HiRISE image shows shows gullies on a crater wall in the north polar region of Mars."
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        "text": "HiPOD: 1 July 2020"
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        "text": "Frosted Gully Delight"
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        "caption": "An enhanced color cutout showing the gullies and the carbon dioxide frost. Less than 1 km across. (NASA/JPL/UArizona)",
        "URL": "https://static.uahirise.org/anews/2020-07-01/ESP_019033_2495.jpg"
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        "text": "<p><br />Many images show that Martian gullies have formed on impact crater walls in both the northern and southern hemispheres. Gullies like these have an alcove at the top of the crater wall and channels leading downhill to debris aprons that run out over the crater floor.</p>"
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        "text": "<p><br />This HiRISE image shows shows gullies on a crater wall in the north polar region. Although it was late Martian summer when we acquired this image in 2010, you can see frost within the gully alcoves. These alcoves are on the poleward facing crater wall and so spend much of the time in shadow. This allows the frost to survive.<br /></p>"
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        "text": "<p>ID: <a href='https://uahirise.org/ESP_019033_2495'>ESP_019033_2495</a><br />date: 10 August 2010<br />altitude: 316 km<br /><br />NASA/JPL/UArizona</a></p>"
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        "text": "Enhanced color image is less than 1 km across. For full images with scalebars, see the above ID link to our website.<br /><br />"
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