What’s hidden in Mars’ greatest canyon, Valles Marineris? NASA’s HiRise camera brings us closer than ever with incredible 4K images of this massive scar on the Red Planet. Discover its mysteries!
Using its HiRise camera aboard the Mars Reconnaissance Orbiter, NASA captured breathtaking 4K images of Valles Marineris — a canyon system ten times longer and deeper than the Grand Canyon. The photos ...
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