Tag Archives: Mars Reconnaissance Orbiter

HiRISE: Horse playing the flute

Horse playing the flute. Maybe you can see a horse playing a flute here, but really this is a portion of the floor of Eberswalde Crater, at one time candidate landing site for the Mars Science Laboratory.  The light-toned bedrock … Continue reading

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HiRISE: Small field of eroding dunes

Small field of eroding dunes. Just drifting away into oblivion… Beautiful Mars series.

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HiRISE: Fall in the Hellas Basin

Fall in the Hellas Basin. We took this image during the Martian fall in the Southern Hemisphere, in the giant impact crater known as Hellas Basin where small boulders cast long shadows. The long shadows emphasize small scale topographic features. … Continue reading

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MARCI weather report, January 8-14, 2018

Last week, the red planet experienced weather conditions comparable to that of the preceding week. The plateaus of Solis and Syria both experienced short-lived local-scale dust storms. Along the equatorial latitudes, the aphelion cloud belt persisted each afternoon. Looking northward, … Continue reading

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HiRISE: It’s a Dune World after all

It’s a Dune World after all. Beautiful Mars series.

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HiRISE: Inverted channel in Eberswalde Crater

An inverted channel in Eberswalde Crater. Eberswalde Crater was once a final candidate landing site for the Mars Science Laboratory rover, Curiosity. Although the primary scientific interest in Eberswalde is its well-preserved delta, this sinuous river channel to the southeast, … Continue reading

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HiRISE: Powerful winds and streaming sands

Powerful winds and streaming sands. This observation shows sand dunes within the Hellespontus region of Mars. The sand appears to come from the layered mesas and knobs, features that have been eroded by powerful winds. In fact the origin of … Continue reading

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HiRISE: Seasonal haloes and fractals

Seasonal haloes and fractals. In the spring, as the winter layer of dry ice covering the polar regions sublimates, there is a lot of action. The ice layer cracks and ruptures, and escaping gas lofts sand from the dunes above … Continue reading

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MARCI weather report, January 1-7, 2018

Small transient dust storms were spotted over Solis and Syria Planum this past week. The aphelion cloud belt, comprised of condensate water-ice clouds, dominated the equatorial latitudes all week. Apart from dust haze over some areas, dust-lifting activity was diminished … Continue reading

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HiRISE: Dark-toned disks in light-toned layers

Dark-toned disks in light-toned layers. These dark-toned disks could be the result of soft-sediment deformation, or recent craters, or inverted ancient/embedded craters. Beautiful Mars series.

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