Voyager 1 en Reaching Outer Limits <p>It’s taken more than three decades for NASA’s Voyager 1 to travel about 11 billion miles to reach the outskirts of our solar system and continue on into interstellar space. Today on River to River, we hear from research scientist, Bill Kurth, about his work on some of the spacecraft’s equipment that was built and operated by the University of Iowa.</p> Tue, 17 Sep 2013 20:07:42 +0000 Ben Kieffer, Ben Stanton & Emily Woodbury 29229 at Reaching Outer Limits Voyager 1's Journey Into 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 Voyager 1's Journey Into Interstellar Space