Science ❯ Geology ❯ Planetary Geology

Martian Surface Features

Polygonal Fractures Terra Sirenum Ancient Coastlines Ancient Coastline Ancient Coastline Evidence Sulfur Stones Ancient Shorelines Water on Mars Subsurface Structures Polygonal Patterns Polygons

Curiosity Images Vast Honeycomb Polygon Field on Mars

Scientists are testing several formation ideas to learn whether the patterns record past wet–dry cycles on ancient Mars.

Curiosity Captures Vast Sea of Polygonal Fractures on Mars

Curiosity Rover Reveals Coral-Like Rock Paposo as Ancient Mineral Vein