Tag Archives: HiPOD

HiRISE: Sedimentary infill

Interaction. This crater and many of those surrounding it are filled with layered sedimentary material. There are various theories for the origin of this layered fill, and this image will help to constrain the relationship of the fill to the … Continue reading

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HiRISE: Before Jezero

Before Jezero. Before Jezero Crater was selected as the landing site for the Mars 2020 mission, this area in Gusev Crater was in the running. The terrain here is very different from nearby Columbia Hills (location of the Spirit rover), … Continue reading

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HiRISE: Slope monitoring on Ganges Mensa

Slope monitoring on Ganges Mensa. An existing stereo pair shows dark lineations that look very much like recurring slope lineae, but did not exhibit any observed growth within a 1-month interval of the stereo pair, unlike RSL. This picture is … Continue reading

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HiRISE: Meridiani layers

Layers in a depression that are not depressing. Wherein we revel at the stratigraphic gorgeousness of a small area in Sinus Meridiani on the fourth planet from the Sun. Sinus Meridiani was named by the French astronomer Camille Flammarion in … Continue reading

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HiRISE: Terra Cimmeria crater layers

Layers near the top of a crater. With our camera’s resolution, we can find out if these layers on the top of a crater in Terra Cimmeria are actually within a block of material. HiRISE Picture of the Day archive. [More … Continue reading

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HiRISE: Melas Chasma valleys

Valleys in Melas Chasma. Caption throwback (2008): The interpretation is that the valleys formed by precipitation in the late Hesperian epoch and the water that formed them collected in the basin to produce a lake where sediment was deposited. This … Continue reading

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HiRISE: Classic crater

Well preserved and loving it. Is there something particularly special about this nice, 2-kilometer diameter crater? Maybe not, but its simplicity, classic shape and fairly well-preserved rim speak for itself in a desolate landscape. HiRISE Picture of the Day archive. … Continue reading

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HiRISE: Multi-layered story

A story in layers. Our objective is to examine some very nicely exposed layers in a mesa wall in Aureum Chaos. As the name “chaos” suggests, this terrain is characterized by randomly oriented, large-scale mesas and knobs that are heavily … Continue reading

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HiRISE: Finding the plume

Finding the plume. We hope to determine source and identity of a unique material emission “plume” from inside a corner of this crater, which is being dispersed 60-plus miles “downwind” from this location. HiRISE Picture of the Day archive. [More … Continue reading

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HiRISE: In etched terrain

In etched terrain. A previous image here showed evidence of recurring slope lineae, so this picture is a follow-up to see if this might be a good candidate for them, although the lineae really aren’t very prominent. Still, we have … Continue reading

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