A technician works with a set of tanks prior to their installation into the Orion spacecraft being assembled at NASA's Kennedy Space Center.

A technician works with a set of tanks prior to their installation into the Orion spacecraft being assembled by Lockheed Martin inside the Operations & Checkout Building's high bay at NASA's Kennedy Space Center. The spacecraft is being prepared for a test flight next year that calls for the Orion to fly without a crew on a mission to evaluate its systems and heat shield. The spacecraft is designed to carry astronauts into deep space and back safely. Photo credit: NASA/Charisse Nahsser