Bob Gehrz on new NASA infared telescope

April 14, 2003 - All Things Considered’s Lorna Benson interviews Bob Gehrz, an astrophysicist and a professor of astronomy at the University of Minnesota about NASA plans to launch the Space Infrared Telescope on April 27th, 2003. A goal of mission is to have telescope orbit the sun for seven years and capture different kinds of light in space.