Tag Archives: ridges

HiRISE: Layers and ridges along Huo Hsing Vallis

Layers and ridges along Huo Hsing Vallis. The objective of this observation is to examine layers and ridges along Huo Hsing Vallis. Layers are especially evident in buttes next to a crater. Many fine networks of ridges may be inverted … Continue reading

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HiRISE: Majestic slopes and ridges

Majestic slopes and ridges. The objective of this observation is to take a closer look at recurring slope lineae-like features and confirm if they are actually present. Additionally, we previously had no HiRISE coverage of this particular spot. The sheer … Continue reading

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HiRISE: Buried by time

Buried by time. Over time, this crater was buried by folded deposits, although we can still tell it is an impact crater. However, we can still see ridges and gullies. Are these ridges made of material that proved more resistant … Continue reading

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HiRISE: Strangely silent in southwest Arabia Terra

Strangely silent in southwest Arabia Terra. Beautiful Mars series. [More at links]

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HiRISE: Curved ridge and layered materials

Curved ridge and layered materials. Is the curved ridge a remnant of inverted stream channel sediment, crater ejecta, or something else (e.g., tectonic)? Are the layered materials sedimentary rock? Beautiful Mars series.

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HiRISE: Dunes flowing…

Dunes flowing like martian wine. There are also some nice ridges and light-toned deposits here in Orson Welles Crater. Beautiful Mars series.

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HiRISE: Dare to climb

Dare to climb.  These steep slopes in East Coprates Chasma are a rappeller’s delight. Beautiful Mars series.

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HiRISE: Ridges near Nirgal Valles

In this observation, we see a set of straight ridges in ancient bedrock near Nirgal Valles. The patterns indicate fractures from tectonic stresses, but how have they been hardened to now stand in positive relief after billions of years of … Continue reading

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HiRISE: A valley near the northern lowlands

The goal of this observation is to determine the source of the ridge within a possible moraine that is also present in another HiRISE image. A moraine is a mass of rocks and sediment carried down and deposited by a … Continue reading

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HiRISE: Multiple curved ridges, Protonilus Mensae

Multiple curved ridges at the end of a valley in Protonilus Mensae. Beautiful Mars series.

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