Tag Archives: HiRISE Picture of the Day

HiRISE: Layers in Meridiani

Posted on March 8, 2019 by rburnham

Layers in Meridiani. Despite the numerous data gaps with this observation, we can still get a closer look at the layers in Meridiani Planum. The hematite we find in this region is part of a layered sedimentary rock formation about … Continue reading →

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HiRISE: Living on the edge

Posted on March 1, 2019 by rburnham

Living on the edge. The rim of this crater looks fairly sharp, meaning it hasn’t degraded too much even though it is likely very old. The exposed, light-toned bedrock is a bonus. HiRISE Picture of the Day archive [More at … Continue reading →

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HiRISE: At the summit of Jovis Tholus

Posted on February 28, 2019 by rburnham

At the summit of Jovis Tholus. Jovis Tholus is a volcano in the Tharsis region and is about 58 kilometers in diameter. Our image only shows a portion of the summit. HiRISE Picture of the Day archive [More at links]

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HiRISE: Blink and you’ll miss them

Posted on February 27, 2019 by rburnham

Blink and you’ll miss them. The dust devil tracks in this image have faded considerably since an earlier image, something we wanted to measure. If you look to the lower left and center, you can still see some of them. … Continue reading →

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HiRISE: Diverse lithologies of the Fourth Planet

Posted on February 26, 2019 by rburnham

Diverse lithologies of the Fourth Planet. This nice image is located in Syrtis Major, right next to Isidis Planitia and south of the Nili Fossae formations. On Mars. HiRISE Picture of the Day archive [More at links]

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HiRISE: Rupes Tenuis

Posted on February 25, 2019 by rburnham

Rupes Tenuis. While it may sound like a medical condition, Rupes Tenuis is actually a scarp in the north polar region. We took this image to track any changes from a 2012 observation. (The name is Latin for “thin cliff”.) … Continue reading →

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HiRISE: Sinuous ridge in Peraea Cavus

Posted on February 22, 2019 by rburnham

A sinuous ridge in Peraea Cavus. In addition to the ridge, there’s also bright deposits here. A cavus is an irregular steep-sided depression usually in arrays or clusters. HiRISE Picture of the Day archive [More at links]

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HiRISE: Plains with diverse lithologies

Posted on February 15, 2019 by rburnham

Plains with diverse lithologies. This observation was a “nadir” target, meaning our camera was pointing straight down at the surface. These pockmarked plains outside of a larger impact crater show some very nice colors. The top cutout is from our … Continue reading →

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HiRISE: Layered sedimentary rocks in Meridiani Planum

Posted on February 14, 2019 by rburnham

Layered sedimentary rocks in Meridiani Planum. Ah, the loveliness of Meridiani. Meridiani Planum is a plain located south of Mars’ equator, in the westernmost portion of Terra Meridiani. It hosts a rare occurrence of gray crystalline hematite, which on Earth, … Continue reading →

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HiRISE: Shallow craters

Posted on February 13, 2019 by rburnham

Shallow craters. These shallow craters are located in the relatively flat Amazonis Planitia, situated between the Tharsis and Elysium volcanic provinces, to the west of Olympus Mons. HiRISE Picture of the Day archive [More at links]

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