Tag Archives: HiRISE Picture of the Day

HiRISE: Cratered cones on northern plains

Posted on June 17, 2019 by rburnham

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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HiRISE: A channel in the southern mid-latitudes

Posted on June 14, 2019 by rburnham

A channel in the southern mid-latitudes. The objective of this observation is to examine a channel on the eastern side of an eroded crater wall. This scene was also imaged by the Context Camera onboard MRO. HiRISE Picture of the … Continue reading →

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HiRISE: Wisps

Posted on June 10, 2019 by rburnham

Wisps. This rough terrain with prominent, wispy dust streaks is within Mangala Valles. Mangala Valles is a complex system of criss-crossing channels on Mars, located in the Tharsis region. HiRISE Picture of the Day archive. [More at links]

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HiRISE: In western Mawrth Vallis

Posted on June 7, 2019 by rburnham

In western Mawrth Vallis. The layered deposits here exhibit strong and diverse spectral signatures of clays. HiRISE Picture of the Day archive. [More at links]

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HiRISE: A work of art

Posted on June 6, 2019 by rburnham

A work of art. An impressionist painting? No, it’s a new impact crater that has appeared on the surface of Mars, formed at most between September 2016 and February 2019. What makes this stand out is the darker material exposed … Continue reading →

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HiRISE: A song of dune and ice

Posted on June 5, 2019 by rburnham

A song of dune and ice. This image shows rare dunes superposed on elements of the polar cap near Olympia Undae, which is a vast dune field in the north polar region of Mars. HiRISE Picture of the Day archive. … Continue reading →

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HiRISE: Valleys in a crater north of Sacra Sulci

Posted on June 4, 2019 by rburnham

Valleys in a crater to the north of Sacra Sulci. Small valleys similar to these have been dated to the Hesperian and Amazonian epochs in other areas of Mars, making them some of the youngest features formed by the flow … Continue reading →

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HiRISE: Dipping layers

Posted on June 3, 2019 by rburnham

Dipping layers. These aren’t dipping dots. The objective of this observation is to examine several sets of dipping layers in a depression in Ismeniae Fossae, which straddles the southern highlands/northern lowlands of Mars. HiRISE Picture of the Day archive. [More … Continue reading →

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HiRISE: Still life with an impact crater

Posted on May 31, 2019 by rburnham

Still life with an impact crater. Ice fill within a crater in the north polar layered deposits (NPLD) may be a site where accumulation could be observed, helping to settle a long-term problem in Mars polar science: are the NPLD … Continue reading →

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HiRISE: An interesting layered deposit

Posted on May 30, 2019 by rburnham

An interesting layered deposit. The objective of this observation is to examine layers in an impact crater, located in Galaxias Fossae. Pictures like this will help us put together a geological history of the region. Note the indentation on the … Continue reading →

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