Tag Archives: Mars Reconnaissance Orbiter

HiRISE: Gullies and flow in a small crater north of Newton Crater

Gullies and flow in a small crater north of Newton Crater. The objective of this observation is to examine a small crater with gullies and an advanced degree of flow across the crater floor, as well as over an eroded rim. … Continue reading

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HiRISE: Alluvial fans in NE Mojave Crater

Alluvial fans in northeastern Mojave Crater. Mojave Crater is a perennial favorite of ours for the clear signs of these alluvial fans that might indicate it once rained on Mars a very long time ago. Beautiful Mars series. [More at links]

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HiRISE: Possible landing site for ExoMars rover in Mawrth Vallis

A possible landing site for the ExoMars rover in Mawrth Vallis. This digital terrain model (DTM) covers part of the proposed landing site for the European Space Agency’s ExoMars Rover at Mawrth Vallis. The proposed landing site is on the … Continue reading

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HiRISE: The Martian Horns of Hattin?

The Martian Horns of Hattin? No, it’s actually a degraded crater rim, and this is similar to what Opportunity viewed at Endeavour Crater. Beautiful Mars series. [More at links]

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HiRISE: Layers and flow features in Protonilus Mensae

Layers and flow features in Protonilus Mensae. Repeat image to look for glacial and periglacial changes. There are also some interesting superposition of glacial, polygon, gully, fan, and crevasse features. Who wants to take a hike? Beautiful Mars series. [More … Continue reading

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HiRISE: Chaos terrain

This image shows chaos terrain on Mars’ equator. NB: HiRISE has not been allowed to acquire off-nadir targeted observations for a couple of months due to MRO spacecraft issues, so many high-priority science objectives are on hold. What can be … Continue reading

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HiRISE: Diverse lithologies on a crater floor

This image shows bedrock units with diverse colors indicating different mineral concentrations. NB: HiRISE has not been allowed to acquire off-nadir targeted observations for a couple of months due to MRO spacecraft issues, so many high-priority science objectives are on … Continue reading

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MARCI weather report, April 9-15, 2018

Dust storm activity continued along the seasonal south polar ice cap edge of Mars this past week. Equatorward of the southern seasonal cap edge, local-scale dust storms were observed over Noachis and Cimmeria. At the beginning of the week, a … Continue reading

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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: Streamlined features and fractures in Hebrus Valles

Streamlined features and fractures in Hebrus Valles. The rationale for this observation is to assess outflow channel discharges as well as getting a better look at the actual topography. Beautiful Mars series.

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