Don Gurnett http://iowapublicradio.org en Voyager 1's Journey Into Interstellar Space http://iowapublicradio.org/post/voyager-1s-journey-interstellar-space <p>Thirty-five years after its launch, Voyager 1 is now the most distant man-made object, more than 11 billion miles from the sun and new evidence shows it’s nearing interstellar space. Host Ben Kieffer, talks with Voyager 1 scientist and University of Iowa space physicist, Don Gurnett, about the next phase of the spacecraft’s journey.</p> Mon, 10 Sep 2012 18:16:48 +0000 Ben Kieffer 7705 at http://iowapublicradio.org Voyager 1's Journey Into Interstellar Space