Tag Archives: Arabia Terra

THEMIS: Channels on the edge of Arabia Terra

THEMIS Image of the Day, July 18, 2019. This VIS image is located on the margin of Arabia Terra and Acidalia Planitia. The channel features were created by fluids running from the highland of Arabia Terra into the lower elevations … Continue reading

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THEMIS: Unusual feature in Arabia Terra crater

THEMIS Image of the Day, July 5, 2019. Today’s VIS image shows a complex block of material located on the floor of an unnamed crater in Arabia Terra. The feature is offset from the center of the circular depression and … Continue reading

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HiRISE: Mind your deposit

Mind your deposit. The CRISM instrument on MRO (a spectrometer) has detected clay deposits here that is a very uncommon sedimentary setting. HiRISE Picture of the Day archive. [More at links]

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THEMIS: Arabia Terra crater in false color

THEMIS Image of the Day, May 23, 2019. Today’s false color image shows part of an unnamed crater in Arabia Terra. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to … Continue reading

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HiRISE: Layers along a channel in Arabia Terra

Layers along a channel in Arabia Terra. The objective of this observation is to examine a set of dipping layers along the west wall of a channel. We are also able to see layers in the east wall of the … Continue reading

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THEMIS: Arabia Terra crater dunes

THEMIS Image of the Day, April 15, 2019. Today’s VIS image is located in an unnamed crater in Arabia Terra. Dark blue in this combination is typically basaltic sands. The presence of sand dunes with this tone indicated that these … Continue reading

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THEMIS: McLaughlin Crater in false color

THEMIS Image of the Day, April 9, 2019. The large crater at the bottom of today’s image is called McLaughlin Crater. It is located west of Mawrth Vallis, on the margin between Arabia Terra and Chryse Planitia. The THEMIS VIS … Continue reading

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THEMIS; Rutherford Crater in false color

THEMIS Image of the Day, April 1, 2019. Today’s VIS image shows part of the floor of Rutherford Crater. Blue tones in false color images are indicative of basaltic sand. Rutherford Crater is approximately 107 km (66 miles) in diameter. … Continue reading

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THEMIS: Impact craters in Arabia Terra

THEMIS Image of the Day, March 29, 2019. This false-color VIS image shows parts of several craters located in Arabia Terra. Blue tones in false color images indicated the presence of basaltic sands. The THEMIS VIS camera contains 5 filters. … Continue reading

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THEMIS: Arabia Terra in false color

THEMIS Image of the Day, March 28, 2019. This false-color VIS image is located in Arabia Terra. The image cuts across an ancient, almost obliterated impact crater, whose rim can be seen at the top and bottom of the image. … Continue reading

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