Fisk, an area plasma scientist on the University of Michigan and a previous NASA administrator. For that earlier quite a few many years Fisk and George Gloeckler, a colleague at Michigan in addition to a longtime Voyager mission scientist, have been working on a product of the heliosphere that http://titusdpjbt.pointblog.net/Little-Known-Facts-About-Voyager-One-Sounds-Of-The-Earth-Record--50428332