Tag Archives: MOC

HiRISE: Troughs with axial ridges in Acidalia Planitia

Troughs with axial ridges in Acidalia Planitia. There are large, hundreds of meters in length, troughs in Acidalia Planitia, with high axial ridges down the center. While they appear fairly bland in Mars Orbital Camera images, we can see better … Continue reading

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Ancient flood sediments exposed in northern lowlands craters

A light-toned layer has been discovered exposed in the interior walls of numerous craters in the Chryse and Acidalia plains, according to a recent paper published in Geology by Mark Salvatore and Philip Christensen (both Arizona State University). The layer, … Continue reading

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Devilry in the air

With all the spacecraft orbiting Mars, it’s slightly surprising that there aren’t more observations of dust devils shared by two or more instruments. Writing in the September 2011 issue of Icarus, a team of scientists led by Dennis Reiss (Westfälische … Continue reading

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