Tag Archives: sand dunes

THEMIS: Pits and dunes near central peak, Moreux Crater

Posted on November 15, 2017 by rburnham

THEMIS Image of the Day, November 15, 2017. This image of Moreux Crater shows part of the central peak and fields of sand dunes on the crater floor surrounding the peak. This image is just north of the previous image … Continue reading →

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THEMIS: Pitted terrain and dunes in Moreux Crater

Posted on November 14, 2017 by rburnham

THEMIS Image of the Day, November 14, 2017. This image of Moreux Crater shows part of the central peak and fields of sand dunes on the crater floor surrounding the peak. The lower elevations of the peak are visible on … Continue reading →

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THEMIS: Moreux Crater’s pocketful of dunes

Posted on November 13, 2017 by rburnham

THEMIS Image of the Day, November 13, 2017. Moreux Crater is located in northern Arabia Terra and has a diameter of 138 kilometers. The crater contains a central peak, and dunes on the floor of the crater. This VIS image … Continue reading →

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THEMIS: Nili Patera fractures and dunes in false color

Posted on October 27, 2017 by rburnham

THEMIS Image of the Day, October 27, 2017. This false color image covers the region from Nili Patera at the top of the frame to the dunes near Meroe Patera (which is off the bottom of the image). High resolution … Continue reading →

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HiRISE: Defrosting dunes within Chasma Boreale

Posted on October 26, 2017 by rburnham

This image shows a dune field in Chasma Boreale, which is a large trough that cuts into the North Polar ice cap. Some of the dunes in this image are quite long and sinuous with a slight bulge at one … Continue reading →

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THEMIS: Dunes and wrinkle ridge, Meroe Patera

Posted on October 26, 2017 by rburnham

THEMIS Image of the Day, October 26, 2017. This image shows part of the dune field near Meroe Patera. High resolution imaging by other spacecraft has revealed that the dunes in this region are moving. Winds are blowing the dunes … Continue reading →

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THEMIS: Large wrinkle ridge in Meroe Patera

Posted on October 25, 2017 by rburnham

THEMIS Image of the Day, October 25, 2017. This image shows part of the dune field near Meroe Patera. The large ropy ridge running down the picture is a wrinkle ridge. These are caused when compression forces cause lava flows … Continue reading →

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HiRISE: Squiggles in Hellas Planitia

Posted on October 24, 2017 by rburnham

At around 2,200 kilometers in diameter, Hellas Planitia is the largest visible impact basin in the Solar System, and hosts the lowest elevations on Mars’ surface as well as a variety of landscapes. This image covers a small central portion … Continue reading →

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THEMIS: Dunes, wrinkle ridges, wind streaks

Posted on October 24, 2017 by rburnham

THEMIS Image of the Day, October 24, 2017. This image shows part of the dune field near Meroe Patera. High resolution imaging by other spacecraft has revealed that the dunes in this region are moving. Winds are blowing the dunes … Continue reading →

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THEMIS: Thin lines of dunes on Meroe Patera

Posted on October 23, 2017 by rburnham

THEMIS Image of the Day, October 23, 2017. This image shows part of the dune field near Meroe Patera. High resolution imaging by other spacecraft has revealed that the dunes in this region are moving. Winds are blowing the dunes … Continue reading →

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