On Friday, Sept. 14, 2012 United Launch Alliance (ULA), the LDCM launch vehicle provider, delivered the upper stage of the LDCM Atlas V 401 launch vehicle, called the Centaur, to Vandenberg Air Force Base, California. Previously, on August 27, 2012 the Atlas V booster (Stage 1) was delivered to Vandenberg.

Above the Earth, Below the Surface: Landsat’s Role in Monitoring Water Quality
Safeguarding freshwater resources is crucial, and while scientists use a variety of ground-based techniques to gauge water quality, the Landsat program has provided water quality data from orbit for decades.