Voyager 1 has been exploring the unkown for many years, we are learning a great deal about the properties of the Planetary System at distances of more than 100 Astronomical Units. Please see: http://herrero-radio-astronomy.blogspot.com/2013/03/webber-and-mcdonald-2013-voyager-1.html Have a nice day Victor Dr. Eng. Victor Herrero-Arrieta Ph.D. M.S. Ing.Ind. http://herrero-radio-astronomy.blogspot.com/view/<http://herrero-radio-astronomy.blogspot.com/view/sidebar>Radio Astronomy Blog https://groups.google.com/d/forum/victor-herrero-radio-astronomy Messages https://groups.google.com/forum/?hl=es&fromgroups#!forum/red-radioastronomia-en-espanol http://herrero-victor.blogspot.com/ Astronomy Blog http://victorstravelpictures.blogspot.com/ Travel pictures -- See message header for info on list archives or unsubscribing, and please send personal replies to the author, not the list.