Hyperboreae Undae
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Hyperboreae Undae is one of the largest and densest dune fields of Planum Boreum, the Martian north pole. It is named after one of the classical albedo features on Mars. Its name was officially approv
Hyperboreae Undae dunes shown with surface frost. The dunes become darker when the frost sublimates from solar heating and the dark sands are revealed.
Coexistence of linear and barchan forms at Hyperboreae Undae. A study has been undertaken to explain the coexistence of these two forms. The location of the initial study site is at the boundary of Hyperboreae Undae with Boreum Cavus.
Hyperboreae Undae barchanoid and linear dunes from NASA's Thermal Emission Imaging System (THEMIS)
Hyperboreae Undae from NASA's Thermal Emission Imaging System (THEMIS)
Hagal dune field
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Hagal is the informal name of a dune field on Mars located below the north pole of Mars. Its name derives from the sand dunes in Frank Herbert's novel Dune and the fictional planet Hagal. It is locate
Hyperboreae Undae
…Aspledon Undae Hagal dune field Nili Patera dune field…
The Hagal dune field. Image was taken on 6 February 2016 at 15:16 local Mars time.
Detail of the dots and dashes of the dunes on 6 February 2016, at 15:16 local Mars time.
Detail of the dots and dashes of the dunes with distance scale