As the Vision for Space Exploration was developed into the Constellation program under NASA administrator Sean O'Keefe, the Crew Exploration Vehicle was renamed the Orion Crew Exploration Vehicle, after the constellation of the same name.
Vesoljsko plovilo Orion (angleško MPCV Orion Multi-Purpose Crew Vehicle) je planirano vesoljsko plovilo za raziskovanje vesolja čez nizkozemeljsko orbito.