Sure, NASA's Mars rover Curiosity has seen sand before, but this dune is by far the biggest and the six-wheeled rover is making the most of it.
It may be fighting age-related issues, but Opportunity certainly isn't done with Mars yet.
On Jan. 25, NASA's Mars rover Opportunity is celebrating an amazing 12 years on the Red Planet. Here are just a handful of its biggest discoveries to date.
As NASA's Curiosity rover investigates Mars dunes up close, we're beginning to scratch the surface of a larger, sandy mystery.
NASA's Mars rover is investigating some huge 'active' sand dunes on Mount Sharp -- and it looks like it's having some fun.
The first component of the European ExoMars mission is about to take its last long journey before launching to the Red Planet. Follow along with its construction in pictures!
The search for Mars' 'missing' atmospheric carbon has been called off as the planet may not have had a thick ancient atmosphere after all.
NASA's Curiosity rover will soon get history's first up-close look at Martian sand dunes.
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