martian, Curiosity and noctilucent cloud

NASA's Curiosity rover photographed remnants of rippling waves in an ancient Martian lakebed, proving that the Red Planet had ...
NASA’s Curiosity rover has uncovered wave-like patterns carved into Martian rock, suggesting that liquid water existed on the ...
Martian clouds are almost always made of dry ice, or frozen carbon dioxide. 95% of the planet's atmosphere is CO2.
NASA’s Curiosity rover captured stunning images of Martian twilight clouds, revealing iridescent dry ice formations on Mars.