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Arsia Mons, “the plume” reappears!

VMC Mars Webcam, July 17, 2020

At 05:49:35 UTC the VMC Mars Webcam on board the Mars Express probe, took this photo of Mars from an altitude of 9986.41 km.
Here reappears the famous “plume” on Arsia Mons already observed in September 2018, which caused a stir and heated discussions about it (see
For those who want to deepen implications and background of the phenomenon, I strongly recommend watching the video I made in November 2018 in which I illustrate why it can not be an orographic cloud (see
The original image has undergone noise reduction, white balance, and a slight increase in microcontrast in order to make the colors more similar to what the human eye would see.

Original image:

This post has been automatically translated. See the original post here.

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