Air & Space Magazine Blue Martian Dunes The Mars Reconnaissance Orbiter has imaged these sand dunes five times, watching as they slowly change from the two wind sources converging over them. NASA/JPL-Caltech/Univ. of Arizona April 18, 2016 ShareCopy linkEmailSMSFacebookXRedditLinkedInBlueskyPrintAdd as preferred source You Might Also Like Flow Features May 30, 2016 Artist's Drive, Mars November 6, 2015 Ares 3 Habitat Site June 29, 2015 The Rebirth of “America by Air” January 31, 2018 The First Airliner to Vanish August 22, 2017 Get the latest stories in your inbox every weekday. Email Powered by Salesforce Marketing Cloud (Privacy Notice / Terms & Conditions)