The Boeing CST-100 Starliner is a class of partially reusable spacecraft designed to transport crew to the International Space Station and other low-Earth-orbit destinations. It is manufactured by Boeing for its participation in NASA's Commercial Crew Program. The spacecraft consists of a reusable crew capsule and an expendable service module.
The Boeing Starliner holds a crew of up to seven people and is designed to be able to remain docked to ISS for up to seven months with reusability of up to ten missions. It is designed to be compatible with the Atlas V, Falcon 9, and Vulcan Centaur launch vehicles.