Tag Archives: Ladon Valles

HiRISE: Colorful impact ejecta in Ladon Valles

Posted on March 6, 2019 by rburnham

This image covers the western portion of a well-preserved (recent) impact crater in Ladon Basin. Ladon is filled by diverse materials including chemically-altered sediments and unaltered lava, so the impact event ejected and deposited a wide range of elements. This … Continue reading →

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Nirgal Vallis flow built an alluvial fan in Uzboi Vallis relatively recently

Posted on June 27, 2018 by rburnham

[Editor’s note: From a paper by Sharon Wilson and three co-authors recently published in the Journal of Geophysical Research.] • We identify and characterize a deposit (upper and lower units) on the floor of Uzboi Vallis near the confluence of … Continue reading →

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HiRISE: Clays of Ladon Basin

Posted on January 25, 2018 by rburnham

Ladon Basin was a large impact structure that was filled in by the deposits from Ladon Valles, a major ancient river on Mars. These wet sediments were altered into minerals such as various clay minerals. Clays imply chemistry that may … Continue reading →

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HiRISE: Putative chloride deposit, Ladon Basin

Posted on January 9, 2017 by rburnham

Putative chloride deposit in the Ladon Valles basin. Beautiful Mars series.

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HiRISE: Central uplift in 46-kilometer crater

Posted on September 2, 2015 by rburnham

Central uplift of a 46-kilometer crater near Ladon Valles basin. Beautiful Mars series.

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HiRISE: Compositional diversity in Ladon Valles

Posted on January 26, 2015 by rburnham

Compositional diversity in Ladon Valles. Beautiful Mars series.

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HiRISE: Clays exposed on Ladon Valles basin floor

Posted on December 18, 2014 by rburnham

Clays exposed along Ladon Valles basin floor. Beautiful Mars series.

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HiRISE image: Bright sediments in Ladon Basin

Posted on February 13, 2014 by rburnham

This image shows some bright layered deposits exposed within a linear trough along the floor of the Ladon Basin. There is a large channel system that flows into the basin, called Ladon Valles, and scientists think that the basin may … Continue reading →

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HiRISE image: a landing site in Ladon Vallis

Posted on January 30, 2014 by rburnham

One of the important tasks HiRISE has is to image potential landing sites for future rovers. A landing site must have relatively mild terrain so that the vehicle can land successfully, but it must also contain interesting places to study. … Continue reading →

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