Tag Archives: High Resolution Imaging Science Experiment

HiRISE: A world of crater clusters

A world of crater clusters  — These are in Hesperia Planum. Beautiful Mars series.

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HiRISE: North polar layers: streaking and unconformity

In geology, an unconformity is a buried erosion surface, where the bedding layers don’t match. It doesn’t mean a mismatch in attitudes and beliefs, with rebellious behavior like streaking. But Mars does have streaking of a different kind, from the … Continue reading

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HiRISE: Hollows in a southern mid-latitude crater

Hollows in a southern mid-latitude crater — Not very sleepy, though. Beautiful Mars series.

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HiRISE: Go with the (bright) flow

Many slopes in the middle latitudes of Mars show icy flows or glaciers. The region shown here, in the south-facing slope of a crater, is unusual because the flows have bright highlights. The color and brightness variations are likely due … Continue reading

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HiRISE: A crater slope in Terra Sirenum mocks us

A crater slope in Terra Sirenum mocks us. Beautiful Mars series.

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HiRISE: A sequence of beauty in Terby Crater

The north-facing wall of a moat-like depression in the middle of Terby Crater exposes a beautiful 400 meter-high sequence of light-toned, repetitive sedimentary layers. These deposits are often obscured by darker-toned patches of material as well as ripples and dunes. … Continue reading

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HiRISE: Crevassed glacier-like forms

Crevassed glacier-like forms. Beautiful Mars series.

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HiRISE: An isolated secondary crater cluster from Resen Crater in Hesperia Planum

An isolated secondary crater cluster from Resen Crater in Hesperia Planum. Beautiful Mars series.

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HiRISE: Pits and cracks along a crater wall

Pits and cracks along a crater wall — February 2017, approximately 303 km above the surface. Beautiful Mars series.

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HiRISE: Light-toned layered deposit within Hydrae Chasma

Light-toned layered deposit within Hydrae Chasma. Beautiful Mars series.

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