Sand Dunes – Astronomy Now

1 February 2026

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A Martian mesa in a sea of sand dunes

14 April 2017 Astronomy Now

This image from NASA’s Mars Reconnaissance Orbiter shows a small (0.4 kilometre) mesa, one of several surrounded by sand dunes in Noctis Labyrinthyus, an extensively fractured region on the western end of Valles Marineris.

Mars rover steers toward active sand dunes

22 November 2015 Stephen Clark

The Curiosity rover’s next destination is a moving mound of wind-blown dark sand blanketing the base of Mount Sharp, the focal point of the Mars mission’s research, scientists said.