Home › News & Events › Events › Astrophysics Seminar: Dr. Karl Stapelfeldt Astrophysics Seminar: Dr. Karl Stapelfeldt Time: Tue Mar 17, 2015, 12:30 pm - 1:30 pm Location: 184 Nieuwland Science Hall Debris Disks as Tracers of Nearby Planetary Systems Dr. Karl Stapelfeldt NASA Goddard