ULA Atlas V Booster Arrival for Boeing's Orbital Flight Test (OF

The first stage of the rocket that will launch Boeing's CST-100 Starliner spacecraft to the International Space Station on the company's uncrewed Orbital Flight Test arrives at Cape Canaveral Air Force Station in Florida on Dec. 7, 2018. The United Launch Alliance (ULA) Atlas V first stage booster was shipped aboard ULA's Mariner cargo vessel from the company's manufacturing plant in Decatur, Alabama. It is the final piece of hardware that ULA needs to launch the first Boeing Starliner. The booster will be transported to the Atlas Spaceflight Operations Center for receiving inspections and checkout.