Description:
NASA's Soil Moisture Active Passive (SMAP) observatory awaits liftoff aboard a United Launch Alliance Delta II rocket into the early morning skies above California's Vandenberg Air Force Base, Jan. 31, 2015
Caption:
NASA's Soil Moisture Active Passive (SMAP) observatory awaits liftoff aboard a United Launch Alliance Delta II rocket into the early morning skies above California's Vandenberg Air Force Base, Jan. 31, 2015