Recent Examples of regolith from the Web
The spacecraft will arrive at Bennu next year, then make a low pass in 2020 to scoop up a bit of the asteroid's regolith material before leaving in 2021 and returning the sample to Earth in 2023.
By happy coincidence, oxygen is one of the main components — more than 40 percent by mass — of regolith, the fine dust that blankets the lunar surface.
Fierce competition The students' task was to drill through about 16 inches (0.5 meters) of simulated Martian soil (regolith) to get to solid ice blocks that were about the same depth.
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