Artemis III is the second crew mission as part of the Artemis program. Artemis III will send a crew of 4 on a Low Earth Orbit mission, with the Orion rendezvous and dock with one or both commercial lunar landers in development by SpaceX and Blue Origin, performing in-space tests of the docked vehicles, integrated checkout of life support, communications, and propulsion systems, as well as tests of the new Extravehicular Activity (xEVA) suits.