Why are smaller dust particles selectively located in the gap in the disk? (sciencedaily.com)
Galileo has also found that Jupiter's rings are made of small dust grains blasted off the surface of Jupiter's four innermost satellites by the impacts of meteoroids. (solarsystem.nasa.gov)
Models by coauthor Hannah Jang - Condell, a former Carnegie postdoctoral researcher, showed that the disk was brighter than expected, which indicates that very small dust grains are being lifted high above the midplane. (astrobio.net)