Tag Archives: Hyperboreae Undae

THEMIS: North polar dunes meet Escorial Crater

THEMIS Image of the Day, September 25, 2018. At the bottom of this image is Escorial Crater. The dune field to the north are called Hyperboreae Undae. The subtle blue and yellow arcs over the crater are clouds. The THEMIS … Continue reading

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THEMIS: Dunes and Escorial Crater ejecta in false color

THEMIS Image of the Day, September 13, 2018. The ‘brown’ in this VIS image is part of the ejecta surrounding Escorial Crater. The material of the ejecta blanket is much more resistant to local winds and remains as a plateau … Continue reading

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THEMIS: Hyperboreae Undae

THEMIS Image of the Day, May 17, 2016. Several dunes fields are found near the north polar cap. Today’s VIS image shows part of Hyperboreae Undae, which is located between Escorial Crater and the margin of Chasma Boreale. More THEMIS … Continue reading

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THEMIS: Hyperboreae Undae

THEMIS Image of the Day, January 15, 2016.┬áToday’s VIS image shows part of Hyperboreae Undae, a dune field located between the north polar cap and Escorial Crater. This image was taken during northern spring and the dunes still have significant … Continue reading

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THEMIS: Hyperboreae Undae

THEMIS Image of the Day, July 30, 2014. The dark, narrow band of sand dunes in this VIS image is called Hyperboreae Undae. More THEMIS Images of the Day by geological topic.

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