At least on Earth, rock impacts result in charging of the particles. In space, wouldn’t this have a great effect on the motion of the rocks?
Stuart Hoenig Tucson, Ariz.
According to researchers, it’s true that the electrostatic charging of space dust and rocks may affect the motions of small particles. However, little is known about the influence of this on dust clumping or on the formation of molecular hydrogen.
From the Nature Index
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