Tag Archives: Hellespontus

HiRISE: Powerful winds and streaming sands

Posted on January 12, 2018 by rburnham

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 →

Posted in Reports | Tagged , , , , , , , , , , | Comments Off

HiRISE: Dunes of the Southern Highlands

Posted on March 23, 2017 by rburnham

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 →

Posted in Reports | Tagged , , , , , , , , , , | Comments Off

HiRISE: Barchan dune changes

Posted on March 14, 2017 by rburnham

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

Posted in Reports | Tagged , , , , , , , , , | Comments Off

HiRISE: Young, fresh crater in Hellespontus

Posted on January 15, 2016 by rburnham

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’s Barringer (aka Meteor) Crater, by about 200 meters. Note the simple bowl shape … Continue reading →

Posted in Reports | Tagged , , , , , , , , | Comments Off