NASA and ATK unveil the completed Ares I first stage five-segment solid rocket booster today in Promontory, Utah. The completed solid rocket booster is now installed horizontally in a test stand that was modified from the space shuttle's four-segment configuration to fit the new five-segment Ares I booster. Instrumentation will be installed over the next month in preparation for the first major ground test of the NASA Constellation program August 25.
Courtesy of NASA.gov