Lunar soil
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Lunar soil is the fine fraction of lunar regolith found on the surface of the Moon and contributes to the Moon's tenuous atmosphere. Lunar soil differs in its origin and properties significantly from terrestrial soil.
Buzz Aldrin's bootprint on lunar soil
Regolith collected during Apollo 17 mission
Orange dirt found on Apollo 17, the result of volcanic glass beads
Surveyor 7 observes levitating dust
Regolith
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Regolith is a blanket of unconsolidated, loose, heterogeneous superficial deposits covering solid rock. It includes dust, broken rocks, and other related materials and is present on Earth, the Moon, Mars, some asteroids, and other terrestrial planets and moons.
Surface of asteroid 433 Eros
Alluvial gravels in Alaska
This famous image of Buzz Aldrin's footprint taken during Apollo 11 shows the fine and powdery texture of the lunar surface.
Martian sand and boulders photographed by NASA's Mars Exploration Rover Spirit