Sand Dunes on Mars Shift From Season to Season

[Fraser]

Mars’ gravity makes it an amazing place to find some of the biggest landscapes in the solar system.* Those would include the solar system’s biggest sand dune – one that resides in Russell crater.* Now, a team of scientists led by Dr. Cynthia Dinwiddie noticed something unique about the sides of this massive dune.* Occasionally …
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[cannongray]

https://youtu.be/hvTnTsZOZGs
It's amazing that mega dunes move across Mars. Just a few decades ago, there was no evidence that the sands on Mars could move.