VANDENBERG AIR FORCE BASE, Calif. – Geoff Yoder, deputy associate administrator of the Science Mission Directorate at NASA Headquarters in Washington D.C., participates in a news conference at Vandenberg Air Force Base in California, following NASA's successful launch of the Soil Moisture Active Passive satellite, or SMAP, on its mission to study the Earth's soil moisture. To learn more about SMAP, visit http://www.nasa.gov/smap. Photo credit: NASA/Kim Shiflett
Location Vandenberg AFB, CA
Date January 31, 2015