HOUSTON .

HOUSTON -- JSC-2013-E076043 -- John Elbon, The Boeing Company's vice president of Space Exploration, second right, shows off a wind tunnel model of the CST-100 spacecraft to Johnson Space Center management at the company's Houston Product Support Center. From left, are Kirk Shireman, Johnson's deputy director, Ellen Ochoa, Johnson's director, Kathy Lueders, deputy director of NASA's Commercial Crew Program, Elbon, and Melanie Saunders, Johnson's associate director.

Boeing's CST-100 is designed to transport a mix of crew and cargo to low-Earth-orbit destinations. Boeing is one of three aerospace industry partners working with NASA's Commercial Crew Program, or CCP, during the Commercial Crew Integrated Capability, or CCiCap, initiative, which is intended to make commercial human spaceflight services available for government and commercial customers. To learn more about CCP, visit www.nasa.gov/commercialcrew. Photo credit: NASA/James Blair