Tag Archives: Mars Reconnaissance Orbiter

HiRISE: East Endeavour Crater dune field monitoring

Posted on June 11, 2018 by rburnham

East Endeavour Crater dune field monitoring. We’re monitoring to detect surface change of dunes shown to be active from past HiRISE observations. Beautiful Mars series. [More at links]

Posted in Reports | Tagged , , , , , , , , , | Comments Off

HiRISE: A volcano — of mud or lava?

Posted on June 11, 2018 by rburnham

This image shows a hill with a central crater. Such features have been interpreted as both mud volcanoes (really a sedimentary structure) and as actual volcanoes (the erupting lava kind). They occur on the floor of Valles Marineris below a … Continue reading →

Posted in Reports | Tagged , , , , , , , , , | Comments Off

HiRISE: Light-toned material in Gorgonum Chaos crater

Posted on June 8, 2018 by rburnham

Light-toned material within the center of a crater in Gorgonum Chaos basin. The rocks within the center of this crater are light-toned and appear altered relative to the rocks that define the crater wall. Beautiful Mars series. [More at links]

Posted in Reports | Tagged , , , , , , , , , , | Comments Off

HiRISE: Dark and possibly stationary ripples

Posted on June 7, 2018 by rburnham

Dark and possibly stationary ripples in anomalous terrain.  These strange ripples are in some anomalous terrain on the Olympus Mons aureole. These dark ripples have not been imaged in about 8 years, so another shot should show movement…if there IS … Continue reading →

Posted in Reports | Tagged , , , , , , , , , | Comments Off

MARCI weather report, May 28-June 3, 2018

Posted on June 7, 2018 by rburnham

The most prominent weather events last week were two large regional dust storms over the northern hemisphere of Mars. The large arcuate-shaped dust storm, reported the previous week, propagated eastward over the northern mid-latitudes of Utopia Planitia before abating. By … Continue reading →

Posted in Reports | Tagged , , , , , , , , , , , , , | Comments Off

HiRISE: Ever winding

Posted on June 6, 2018 by rburnham

Ever winding. This image (and its partner) was acquired to compare against an earlier stereo pair of the same region several years ago to determine if any changes have occurred. Beautiful Mars series. [More at links]

Posted in Reports | Tagged , , , , , , , | Comments Off

HiRISE: Strangely silent in southwest Arabia Terra

Posted on June 5, 2018 by rburnham

Strangely silent in southwest Arabia Terra. Beautiful Mars series. [More at links]

Posted in Reports | Tagged , , , , , , , , | Comments Off

HiRISE: Within an inverted impact crater

Posted on June 5, 2018 by rburnham

Within an inverted impact crater in Vastitas Borealis. This particular crater is characterized by a central deposit of positive relief with a subdued rim as a result of sublimation in the surrounding territory. A comprehensive study of inverted impact craters … Continue reading →

Posted in Reports | Tagged , , , , , , , , , | Comments Off

HiRISE: Bedrock exposed in Hale Crater’s rim

Posted on June 1, 2018 by rburnham

Hale Crater is a large impact crater (more than 100 kilometers) with a suite of interesting features such as active gullies, active recurring slope lineae, and extensive icy ejecta flows. There are also exposed diverse (colorful) bedrock units. NB: North … Continue reading →

Posted in Reports | Tagged , , , , , , , | Comments Off

HiRISE: Corduroy dunes

Posted on May 31, 2018 by rburnham

Corduroy dunes. The permanent polar cap of Mars is encircled by sand dunes and looking like pulled threads, these dunes march across a fabric of patterned ground. At this time of the Martian year they are free of the seasonal … Continue reading →

Posted in Reports | Tagged , , , , , , , , , , | Comments Off