On Space Launch Complex 2 at Vandenberg Air Force Base in California, a solid rocket booster is lifted alongside the Delta II rocket for installation. The booster is being prepared for the launch of the NOAA-N Prime satellite. NOAA-N Prime is the latest polar-orbiting operational environmental weather satellite developed by NASA for the National Oceanic and Atmospheric Administration. It is built by Lockheed Martin and similar to NOAA-N launched on May 20, 2005. Launch of NOAA-N Prime is scheduled for Feb. 4. Photo credit: NASA/Joe Davila, VAFB