The Boeing CST-100 Starliner is a spacecraft designed to transport crew to and from the International Space Station and other low-Earth-orbit destinations. Under development by Boeing under NASA's Com
Boeing Starliner Spacecraft 2 approaching the ISS in May 2022, during Orbital Flight Test 2
2018 Starliner assembly process
Starliner pressure vessel at the former Orbiter Processing Facility, showing its isogrid construction, October 2011
Wind-tunnel testing of Starliner model, December 2011
Boeing Crew Flight Test was the first crewed mission of the Boeing Starliner capsule. Launched on June 5, 2024, the mission flew a crew of two NASA astronauts, Barry E. Wilmore and Sunita Williams, fr
Boeing Starliner
…failure, leading to a second Orbital Flight Test in May 2022, which was also subsequently declared a partial failure. In June 2024, during a Starliner Crew Flight Test, the capsule's thrusters malfunctioned on approach to the ISS, and NASA concluded that it was too risky to return its astronauts to Earth aboard the…
Boeing Starliner Calypso launches on the Crew Flight Test atop an Atlas V rocket
Williams (left) and Wilmore (right)Commercial Crew Development← Boeing OFT‐2 Boeing Starliner flights← Boeing OFT‐2Boeing Starliner-1 →
Calypso being processed at Boeing's Commercial Crew and Cargo Processing Facility in January 2020
Starliner capsule stacked on top the Atlas V rocket prior to launch