The latest polar-orbiting operational environmental weather satellite developed by NASA for the National Oceanic and Atmospheric Administration, called NOAA-N Prime, is offloaded from the C-5A military cargo aircraft at Vandenberg Air Force Base, Calif., in preparation for a Feb. 4 launch. NOAA-N Prime, built by Lockheed Martin, is similar to NOAA-N launched on May 20, 2005.