Mars Sample Return - NASA Science

Mission Mars

This is not an ordinary rock on Mars. What appears simple at first glance is actually the result of billions of years of geological evolution. The layered textures and uneven surface were shaped by powerful Martian winds, temperature extremes, and long-term erosion. Such formations preserve clues about Mars’ ancient environment, revealing how the planet once interacted with its atmosphere and surface processes. Each rock acts like a natural archive, recording the Red Planet’s climatic and geolog