Tag Archives: Hellespontus

HiRISE: Powerful winds and streaming sands

Powerful winds and streaming sands. This observation shows sand dunes within the Hellespontus region of Mars. The sand appears to come from the layered mesas and knobs, features that have been eroded by powerful winds. In fact the origin of … Continue reading

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HiRISE: Dunes of the Southern Highlands

Sand dunes are scattered across Mars and one of the larger populations exists in the Southern hemisphere, just west of the Hellas impact basin. The Hellespontus region features numerous collections of dark, dune formations that collect both within depressions such … Continue reading

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HiRISE: Barchan dune changes

Barchan dune changes in the Hellespontus region. Beautiful Mars series.

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HiRISE: Young, fresh crater in Hellespontus

This is a textbook example of a morphologically fresh and simple impact crater. At 1.3 kilometers in diameter, this unnamed crater is only slightly larger than Arizona‚Äôs Barringer (aka Meteor) Crater, by about 200 meters. Note the simple bowl shape … Continue reading

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