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A Clear Blue Sky on Mars

An Earthlike view of the 18,000-foot-high Mount Sharp (NASA/JPL-Caltech/MSSS)

An Earthlike view of the 18,000-foot-high Mount Sharp (NASA/JPL-Caltech/MSSS)

There’s nothing like a beautiful sunny day in Gale crater! The rusty sand crunching beneath your wheels, a gentle breeze blowing at a balmy 6º C (43º F), Mount Sharp rising in the distance into a clear blue sky… wait, did I just say blue sky?

Yes I did. But no worries — Mars hasn’t sprouted a nitrogen-and-oxygen atmosphere overnight. The image above is a crop from a panorama made of images from NASA’s Curiosity rover showing Gale crater’s central peak, Mount Sharp (officially Aeolis Mons.) Don’t let the blue sky fool you though — the lighting has been purposely adjusted to look like a sunlit scene on Earth… if only to let geologists more easily refer to their own experience when studying the Martian landscape.

Read the rest of this article here.

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