Institute for Astronomy, University of Hawaii

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IfA-06-096

David Jewitt, Scott Sheppard and Jan Kleyna
Institute for Astronomy University of Hawaii

Scott Sheppard
Department of Terrrestrial Magnetism, Carnegie Institution of Washington

Jan Kleyna
Institute for Astronomy University of Hawaii

To appear in Scientific American, August 2006

Found in stretched, slanted, loop-d-loop orbits, an odd breed of planetary satellites opens a window into the formation of the planets.