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HiPOD: Pitted Cones: Possible Methane Sources?

This observation shows relatively bright mounds scattered throughout darker and diverse surfaces in Chryse Planitia. These mounds are hundreds of meters in size. The largest of the mounds shows a central pit, similar to the collapsed craters found at the summit of some volcanoes on Earth. The origins of these pitted mounds or cratered cones are uncertain.

More: uahirise.org/hipod/ESP_055307_
NASA/JPL-Caltech/UArizona

HiRISE 10K: A Layered Pit in Noctis Labyrinthus

The pit in this image has exposed older material that was laid down in many layers. Full cutout on Flickr: flic.kr/p/2ptiyQk

NASA/JPL-Caltech/UArizona

HiRISE 8K: Layered Sediments in Tithonium Chasma

This image shows a large outcrop of layered rock in Tithonium Chasma, a part of the Valles Marineris trough system.

Full cutout on Flickr: flic.kr/p/2pt3CAw

NASA/JPL-Caltech/UArizona

An Irregular Pit Chain near Sirenum Fossae

Are these chains of pits actually fissure vents?

Full image: uahirise.org/anaglyph/ESP_0792

NASA/JPL-Caltech/UArizona

HiPOD: Valleys into a Central Pit

The valleys in this crater flow to the crater’s central pit. The valleys are relatively small for Mars (about 100 meters). In order to determine the paleo-discharges of potential paleo-rivers into the pit, high resolution imagery and digital terrain models are needed. With this data a better understanding of the water requirements for this crater can be determined.

uahirise.org/hipod/ESP_074754_
NASA/JPL-Caltech/UArizona

HiRISE 3D: A Crater Exposing Deposits at a Candidate ExoMars Landing Site in Oxia Planum

CaSSIS color data indicates that this crater has excavated and exposing an enigmatic bright white unit also captured by CRISM. Our 3D image is useful for reconstructing the stratigraphy.

Full image: uahirise.org/anaglyph/ESP_0801

NASA/JPL-Caltech/UArizona

HiPOD: An Interesting Mesa

Also captured in a Context Camera image, the science objective of this observation is to examine a layered mesa in a small crater. What makes this mesa interesting is that the layers are not horizontal and there are several striations on the top. The crater is under 1,500 meters in diameter.

uahirise.org/ESP_074745_2105
NASA/JPL-Caltech/UArizona

HiRISE 4K: Layering along West Ganges Chasma

This observation shows a sequence of layered sedimentary rocks exposed along the wall of Ganges Chasma. Full cutout on Flickr: flic.kr/p/2psSanQ

NASA/JPL-Caltech/UArizona

HiRISE 3D: A Crater in Arabia Terra

This anaglyph shows the western side of an impact crater that has an exit breach on the opposite side.

Full image: uahirise.org/anaglyph/ESP_0800

NASA/JPL-Caltech/UArizona

HiPOD: Starfish & (No) Coffee

Our science goal with this observation is to assess winds from these seasonal fans in a lightly imaged longitude region informally dubbed “starfish”. The dark fans are the result of sublimation. The area also has a long monitoring history for these types of small-scale changes. (The title is a reference to a song. Can you guess the artist?)

uahirise.org/ESP_074738_0955
NASA/JPL-Caltech/UArizona

HiClip mini 4K: Once Upon a Martian Lake

Terra Sirenum is a large area of Mars in the Southern Hemisphere and is believed to have once held a lake. (This is a non-narrated clip with ambient sound.)

youtu.be/L2eRo4ucYGs

HiRISE 3D: A Cliff in Milankovic Crater

This scarp is very probably an icy one, so we can also look for changes.

Full image: uahirise.org/anaglyph/ESP_0799

NASA/JPL-Caltech/UArizona

HiPOD: Erosional Features on Olympus Mons

In Context Camera data, we see scour pits in the northern part of Olympus Mons. This cluster of erosional features is isolated from the main Medusae Fossae Formation (MFF) units. All other scour pits are found within the MFF, so high resolution imaging here could give us insight into what causes the scour pits to form and what the MFF is made out of.

uahirise.org/hipod/ESP_080144_
NASA/JPL-Caltech/UArizona

HiRISE 3D: Aram Chaos

This anaglyph will help to document the stratigraphic relationships between chaos blocks and adjacent geologic units.

Full image: uahirise.org/anaglyph/ESP_0803

NASA/JPL-Caltech/UArizona

HiPOD: A Pit near Arsia Mons

Also in Context Camera data, this image can help to determine if any underlying void (open fracture, dilational normal fault) and associated faults can be observed. Pits may reflect geologically recent tectonic or volcanic activity. Any associated caves could be targets for future robotic exploration.

ID: ESP_074737_1600
date: 6 July 2022
altitude: 253 km

uahirise.org/hipod/ESP_074737_
NASA/JPL-Caltech/UArizona

HiPOD: Fans and Valleys

Thick beds with varying tone are exposed along the edge of the fan. Shallow valleys that carve into the smooth upland surfaces outside of the crater may provide clues regarding the formation of the deposits.

More: uahirise.org/hipod/ESP_055110_
NASA/JPL-Caltech/UArizona

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HiRISE (NASA)

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