NASA's Soil Moisture Active Passive Earth-watching Satellite in Photos
Tuesday, January 27, 2015 - 16:50
in Astronomy & Space
NASA's Soil Moisture Active Passive mission will measure the soil moisture on Earth like never before. The mission, which launches on Jan. 29, 2015, aims to study the links between water, energy and carbon cycles on Earth. See more images from NASA's SMAP