Specifically, blues dunes on Mars. If not, have no fear. NASA's got you covered. On Thursday, the U.S. space agency released a breathtakingly beautiful photo alongside a post titled, "Blue Dunes ...

The dunes in the image are coated with a layer of carbon dioxide frost, but only during the winter in Mars's northern hemisphere. Interestingly, Martian dunes move like their Earthly counterparts ...

On the Red Planet's northern hemisphere, there are frozen sand dunes that look just like kidney beans-but you definitely can't eat these! NASA's Mars Reconnaissance Orbiter (MRO) captured images ...