Planetary scientists ask for better fake space dirt

The physical and chemical properties of real space dirt cannot be replicated by artificial space dirt. This is a cause of concern as it could lead to misleading research results. An asteroid-mining company has started making near-authentic space dirt in a scientific manner; this dirt is meant to represent the surfaces of four classes of asteroids.
<p>The physical and chemical properties of real space dirt cannot be replicated by artificial space dirt. This is a cause of concern as it could lead to misleading research results. An asteroid-mining company has started making near-authentic space dirt in a scientific manner; this dirt is meant to represent the surfaces of four classes of asteroids.</p>

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Planetary scientists ask for better fake space dirt