Category Archives: Reports

THEMIS: Dunes swirl across landslide rubble

THEMIS Image of the Day, December 7, 2017. This VIS image is located along the northern cliff face of Melas Chasma. The linear features are large landslide surfaces. A region of sand dunes is located along the change in elevation … Continue reading

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Clays quickly cooked in early Mars steambath

New research suggests that the bulk of clay minerals on Mars could have been formed as the planet’s crust cooled and solidified, not by later interactions with water on the surface as has long been assumed. (…) There are thousands … Continue reading

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Curiosity: Making tracks

Sol 1896, December 6, 2017. Soft, smooth ground preserves rover tracks, as Curiosity heads eastward atop Vera Rubin Ridge. This Navcam composite view looks northwest. Follow the rover tracks back and note the impact crater inside the Gale Crater rim … Continue reading

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Keeping up with ExoMars Trace Gas Orbiter

On Friday, 17 November, the flight controllers at ESOC began operations to bring the spacecraft into a new phase of the on-going aerobraking campaign, marking the start of ‘shorter’ orbits. ‘Short’ is considered, somewhat arbitrarily, as when the orbital period … Continue reading

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HiRISE: The wind is your only companion at Meridiani Planum

The wind is your only companion at Meridiani Planum. This area in Meridiani Planum is not far from the landing site of the rover Opportunity. Beautiful Mars series.

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MARCI weather report, Nov 27-Dec 3, 2017

During the past week on Mars, dust hazes and dust clouds were observed over northern Utopia, just west of the Olympia dune field. Looking to the low latitudes, the aphelion cloud belt proceeded to dominate the skies with condensate water-ice … Continue reading

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THEMIS: Landslide rubble, hills, and layered deposits on floor of Melas Chasma

THEMIS Image of the Day, December 6, 2017. This VIS image is located right at the edge of the canyon with the surrounding plains – the flat area at the bottom of the image. Some small landslide deposits are visible … Continue reading

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Curiosity update: Dogleg left

Sol 1895-96, December 5, 2017, update by MSL scientist Mark Salvatore: After spending the weekend analyzing the chemistry of several interesting targets, the science team has planned yet another action-packed science investigation into Curiosity’s next two days on Vera Rubin … Continue reading

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HiRISE: Along the wall of Janssen Crater

Along the wall of Janssen Crater. Janssen Crater is 158 km wide, and named after Pierre Janssen, a French astronomer credited with discovering the gaseous nature of the solar chromosphere. Beautiful Mars series.

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THEMIS: Layered deposits in Melas Chasma

THEMIS Image of the Day, December 5, 2017. Today’s image is just a bit further to the west of yesterday’s. Here there are no dunes, but extensive outcrops of layered material. It is possible that these layered deposits were formed … Continue reading

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