G. S. Jennsen

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Marsvalanche

An avalanche on Mars.... a Marsvalance, if you will. Captured by @HiRISE on the Mars Reconnaissance Orbiter back in 2019. The rocks and regolith are plunging down a cliff 500 metres high.

Learn more here: https://www.nasa.gov/image-feature/capturing-an-avalanche-on-mars

Originally posted on Twitter.

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