Tag Archives: MRO

HiRISE: Watching the dune gullies

Posted on July 10, 2019 by rburnham

Watching the dune gullies. When dune gullies are as gorgeous as these, it’s an easy thing to want to continue to observe them for any seasonal changes. These are located in Matara Crater, a region that we’ve monitored before many … Continue reading →

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HiRISE: Exposed material southwest of an impact crater

Posted on July 9, 2019 by rburnham

Exposed material southwest of an impact crater. This terrain is right at the edge of the ejecta blanket of an impact crater to the south of Louros Valles, which itself is on the southern edge of Ius Chasma and was … Continue reading →

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HiRISE: Triggered!

Posted on July 8, 2019 by rburnham

Triggered! A possible new impact site (formed at most between February 2004 and December 2011) is the likely cause of these slope streaks. Dark blast zones not seen in other images with lower resolution than HiRISE can often trigger a … Continue reading →

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HiRISE: Ridge in Hesperia Planum

Posted on July 5, 2019 by rburnham

A ridge in Hesperia Planum. Our objective is to look for fault offsets to see if these thrusts are surface breaking or not. Hesperia Planum is a broad lava plain in the southern highlands of Mars. The plain is notable … Continue reading →

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HiRISE: Channels and ripples in Schoner Crater

Posted on July 4, 2019 by rburnham

Channels and ripples in Schoner Crater. A HiWish public suggestion: “We would like a HiRISE image of the selected area to look for evidence of both fluvial and aeolian processes on the crater wall. Specifically, we are looking for channels … Continue reading →

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MARCI weather report, June 24-30, 2019

Posted on July 4, 2019 by rburnham

There was a slight uptick in frequency of dust-lifting events over the southern hemisphere of Mars this past week. Dust storms north of Argyre were once again advected equatorwards — this time extending past eastern Valles Marineris to Xanthe Terra. … Continue reading →

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HiRISE: The erosional window

Posted on July 3, 2019 by rburnham

The erosional window. Layers are windows to the past. This observation will help measure layer thicknesses and layer orientations in this deep erosional window into Niesten Crater. This window appears to be deeper than others in this crater. HiRISE Picture … Continue reading →

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HiRISE: A valley in Libya Montes

Posted on July 2, 2019 by rburnham

A valley in Libya Montes. The objective of this observation is to examine what looks like a valley with a channel on its bed. The Libya Montes are a highland terrain on Mars up-lifted by the giant impact that created … Continue reading →

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CRISM: Polyhydrates, sulfates, gypsum, and Fe silicates at a Sisyphi Montes dome

Posted on July 1, 2019 by rburnham

The Sisyphi Montes are a series of large semicircular mountains in Sisyphi Planum, a volcanic province on Mars located between the south polar terrains, Argyre, and Hellas basins. In this CRISM scene we observe polyhydrated sulfates (magenta), gypsum (blue), and … Continue reading →

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HiRISE: Transition

Posted on July 1, 2019 by rburnham

Transition. This image shows where a fluvial channel changes from a depression to an inverted high standing channel in Terra Sirenum. That change likely marks the spot where the material was possibly elevated and more resistant to erosion. HiRISE Picture … Continue reading →

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