Tag Archives: Sample Return Mission

Martian Soil: What It Tells Us About the Planet’s Past

The red sands of Mars have captivated scientists and dreamers alike for decades. But beyond their striking hue, Martian soils serve as silent storytellers, preserving the memory of a planet that may have once looked much more like Earth. The Color of History Martian soil owes its reddish color to iron oxide—essentially rust—on the surface.…