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High Resolution Imaging Science Experiment (Mars Reconnaissance Orbiter, NASA). We are based out of the University of Arizona in Tucson, AZ.

Mars
Joined December 2008
Photo by HiRISE: Beautiful Mars (NASA) (@HiRISE)Photo by HiRISE: Beautiful Mars (NASA) (@HiRISE)Photo by HiRISE: Beautiful Mars (NASA) (@HiRISE)Photo by HiRISE: Beautiful Mars (NASA) (@HiRISE)Photo by HiRISE: Beautiful Mars (NASA) (@HiRISE)Photo by HiRISE: Beautiful Mars (NASA) (@HiRISE)Photo by HiRISE: Beautiful Mars (NASA) (@HiRISE)Photo by HiRISE: Beautiful Mars (NASA) (@HiRISE)Photo by HiRISE: Beautiful Mars (NASA) (@HiRISE)Photo by HiRISE: Beautiful Mars (NASA) (@HiRISE)
HiRISE 3D: Cellular Landforms on Crater Fill in Arabia Terra The aim of this image is to provide stereo pair to produce a digital terram model of cellular structures on the surface of a debris-covered glacier to investigate their formation mechanisms. uahirise.org/anaglyph/ESP_09…
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HiPOD: Northern Plains Flow Features This feature looks like a flow margin around a kipuka, so this is worth a closer look. A “kipuka”, a Hawaiian term, is an area that is surrounded by younger lava flows, in effect an “island” within a sea of lava. uahirise.org/hipod/ESP_07744…
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HiPOD: Of Rocky Deposits This observation features polygonal cracks that may be the remnants of an ancient lake bed. Our image will also fill in a gap in mosaic coverage of this area, a large impact crater at the edge of Isidis Planitia. uahirise.org/hipod/ESP_07743… #Mars #NASA
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HiPOD: Sinuous Ridges and Possible Layers A Context Camera image shows sinuous ridges and possible layers at this location. One interpretation is that erosion has formed inverted channels and incised them into distal alluvial fans. uahirise.org/hipod/ESP_06571… #Mars #science #NASA
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HiRISE 3D: A Massif at a Trough Intersection in Arcadia Planitia This observation shows an interesting massif located at the intersection of various fractures in this region of Mars. uahirise.org/anaglyph/ESP_09… NASA/JPL-Caltech/University of Arizona #Mars #NASA #science
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HiPOD: Esker Candidates in Mamers Valles An esker is a long ridge of sediment deposited by meltwater from a retreating glacier or ice sheet. These possible eskers could help us understand non-climatic drivers of meltwater production and habitability. uahirise.org/hipod/ESP_06571…
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HiPOD: Layers to the West of Gale Crater Our objective is to examine thin layers in the Nepenthes Mensae region. Because this location is close to Gale Crater, these layers may one day be compared to ones being studied by the Curiosity rover. uahirise.org/hipod/ESP_05556… #Mars
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HiRISE 3D: Streamlined Forms near Granicus Valles The objective of this observation is to examine a field of streamlined shapes in channels. uahirise.org/anaglyph/ESP_09… NASA/JPL-Caltech/University of Arizona #Mars #NASA #science
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HiPOD: The Beauty of Inverted Channels A public suggestion from HiWish: to image an area within an eroded impact crater that shows very clear layers and inverted channels exposed in the distal ends of two alluvial fans. uahirise.org/hipod/ESP_06539… #Mars #science #NASA
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HiRISE 3D: A Degraded Glacier A degraded lobate debris apron reveals former internal flow structure. Across-flow transect imaging would enable quantification of variable boulder density in different units of internal flow. uahirise.org/anaglyph/ESP_09… #Mars #NASA #science
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HiPOD: Layering and Cross-Cutting Bands This mound exhibits layering and cross-cutting bands that correspond to an iron/magnesium phyllosilicate composition elsewhere in mounds in Chryse Planitia. uahirise.org/hipod/ESP_07287… NASA/JPL-Caltech/University of Arizona #Mars #NASA
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HiPOD: Irregular Circular Depressions around Naar Crater Our objective is to analyze a new unknown feature dubbed “irregular circular depressions.” The features are located directly on the outer rim of the crater. uahirise.org/hipod/ESP_06534… NASA/JPL-Caltech/University of Arizona
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HiPOD: A Lava Flow near the Elysium Rise The lava flow in the image shows prominent lobate margins, irregular chains of pits towards the center, and ridges along the interior of the margins. uahirise.org/hipod/ESP_09328… NASA/JPL-Caltech/University of Arizona #Mars #science #NASA
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HiPOD: Impact-Related Flows in Margaritifer Terra Our rationale for acquiring this image it to observe how the surface flow patterns in the area vary with distance from the crater. ID: ESP_069643_1605 date: Friday, 4 June 2021 altitude: 258 km (160 mi) uahirise.org/hipod/ESP_06964…
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HiPOD: Well-Preserved Polygons Polygons are interesting features on Mars, though sometimes only visible in high resolution images like those taken by HiRISE. They often form due to the contraction and expansion of ice under the surface. uahirise.org/hipod/ESP_06526… #Mars #NASA
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HiPOD: Ancient Bedrock in the Southern Highlands This image of an ancient rocky hill proved to be surprisingly colorful due to diverse rock compositions. The bluish and greenish rocks are probably unaltered rocks rich in pyroxenes and olivine. uahirise.org/ESP_093841_1480 #Mars
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HiPOD: Ancient Layers Exposed by a Crater within a Crater This close-up view of the rim of an impact crater shows thin layers that overlie much more extensive ones. These varied colors likely mark different compositions. More: uahirise.org/ESP_092552_1420 #Mars #science #NASA
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HiPOD: Glacial and Periglacial Terrains This image will help define the fine-grained shapes of a glacial terrain just east of a periglacial mantle that appeared in earlier observation. uahirise.org/hipod/ESP_07742… NASA/JPL-Caltech/University of Arizona #Mars #science #NASA
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HiPOD: Light and Dark Dunes in Nili Fossae Our science goal with this observation is one of monitoring these odd, light-colored dome and barchan dunes on the floor of Nili Fossae, a known high sand flux region. uahirise.org/hipod/ESP_07742… NASA/JPL-Caltech/University of Arizona
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HiPOD: A Flow Intersection At this location, a portion of the Cerberus Fossae seems to intersect with the edge of a lava flow or other feature nearly perpendicular to the fossae. This could be a good location to investigate stratigraphic relationships. uahirise.org/hipod/ESP_06963…
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