
Gateway's International Habitat (I-Hab) module, provided by ESA, is one of two of the space station's habitation modules in addition to HALO. Astronauts will live, conduct science, and prepare for lunar surface missions inside I-Hab and HALO.

An artist’s rendering displays a configuration of the lunar-orbiting Gateway space station’s modules and visiting spacecraft. The core elements of Gateway consist of the Habitation and Logistics Outpost (HALO) element, the Power and Propulsion Element (PPE), and Lunar I-Hab. Visiting vehicles include the Orion spacecraft, the Logistics Module, and the Human Landing System. Gateway is built in collaboration with NASA’s commercial and international partners to serve as a multiuse space port for lunar science as humanity’s first place to live and work in lunar orbit.

An artist’s rendering displays a configuration of the lunar-orbiting Gateway space station’s modules and visiting spacecraft. The core elements of Gateway consist of the Habitation and Logistics Outpost (HALO) element, the Power and Propulsion Element (PPE), and Lunar I-Hab. Visiting vehicles include the Orion spacecraft, the Logistics Module, and the Human Landing System. Gateway is built in collaboration with NASA’s commercial and international partners to serve as a multiuse space port for lunar science as humanity’s first place to live and work in lunar orbit.

The Lunar Gateway Launch, mapped. Gateway's first elements, the Power and Propulsion Element and HALO (Habitation and Logistics Outpost), will launch together to lunar orbit, where they’ll set the stage for Artemis IV: the first Gateway assembly mission. During this milestone mission, the Artemis IV crew will deliver the European Space Agency's Lunar I-Hab, dock it to HALO, and enter the space station for the very first time. NASA is currently targeting a 2027 launch for HALO and the Power and Propulsion Element. This timeline allows for the roughly year-long journey to lunar orbit and ensures everything is in place ahead of Artemis IV.

Photo Date: 11/14/2023 Location: Turin, Italy Subject: ESA International Habitat (I-HAB) Photo Credit: ESA/Stephane Corvaja

Photo Date: 11/14/2023 Location: Turin, Italy Subject: ESA International Habitat (I-HAB) Photo Credit: ESA/Stephane Corvaja

Photo Date: 11/14/2023 Location: Turin, Italy Subject: ESA International Habitat (I-HAB) Photo Credit: ESA/Stephane Corvaja

Photo Date: 11/14/2023 Location: Turin, Italy Subject: ESA International Habitat (I-HAB) Photo Credit: ESA/Stephane Corvaja
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The Gateway lunar space station configuration and major international and commercial partners.