Tag Archives: HiRISE Picture of the Day

HiRISE: Ridge in Hesperia Planum

A ridge in Hesperia Planum. Our objective is to look for fault offsets to see if these thrusts are surface breaking or not. Hesperia Planum is a broad lava plain in the southern highlands of Mars. The plain is notable … Continue reading

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HiRISE: Channels and ripples in Schoner Crater

Channels and ripples in Schoner Crater. A HiWish public suggestion: “We would like a HiRISE image of the selected area to look for evidence of both fluvial and aeolian processes on the crater wall. Specifically, we are looking for channels … Continue reading

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HiRISE: The erosional window

The erosional window. Layers are windows to the past. This observation will help measure layer thicknesses and layer orientations in this deep erosional window into Niesten Crater. This window appears to be deeper than others in this crater. HiRISE Picture … Continue reading

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HiRISE: A valley in Libya Montes

A valley in Libya Montes. The objective of this observation is to examine what looks like a valley with a channel on its bed. The Libya Montes are a highland terrain on Mars up-lifted by the giant impact that created … Continue reading

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HiRISE: Transition

Transition. This image shows where a fluvial channel changes from a depression to an inverted high standing channel in Terra Sirenum. That change likely marks the spot where the material was possibly elevated and more resistant to erosion. HiRISE Picture … Continue reading

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HiRISE: Troughs and ridges

Troughs and ridges. These wide troughs in Chryse Planitia have a narrow ridge running down the middle. How did these form? (North is to the right.) HiRISE Picture of the Day archive. [More at links]

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HiRISE: When lava moved

When lava moved. The objective of this observation is to examine the remains of an ancient lava flow moving in a trough in the Claritas Fossae region. Pictures like this may tell us more about how lava flowed on Mars. … Continue reading

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HiRISE: Volcanic field on floor of Coprates Chasma

A volcanic field on the floor of Coprates Chasma. In this image, there are some nice cones with summit craters surrounded by a flow field. They look young, but they could have been buried and re-exhumed based on nearby pedestal … Continue reading

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HiRISE: Uncommon

Uncommon. Craters are, of course, common on Mars, but what is interesting about this one is that the impact excavated some uncommon hydrous minerals. Also, the image suggester’s name is John Carter. Make of that what you will. HiRISE Picture … Continue reading

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HiRISE: Cratered cones on northern plains

Cratered cones on northern plains. The title alone sounds delicious. These cratered cones might be mud volcanoes, landforms created by the eruption of mud or slurries, water and gases. No lava involved. HiRISE Picture of the Day archive. [More at … Continue reading

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