The Orion Spacecraft & SLS

Orion Multi-Purpose Crew Vehicle (MPCV) is a planned beyond-low-Earth-orbit manned spacecraft that is being built by Lockheed Martin for NASA and Astrium for European Space Agency for crewed missions to the Moon, asteroids and Mars. It is planned to be launched by the Space Launch System. Each Orion spacecraft is projected to carry a crew of up to four or more astronauts. It is also planned as a backup for ISS cargo and crew delivery. The SLS ill be the launch system that will also be used to propel spacecraft to Mars and beyond.