Artemis II, a lunar flyby mission and the first crewed flight beyond Earth's orbit since Apollo 17 in 1973, launched on April 1st , 2026. It follows the uncrewed flight Artemis I, launched in 2022, is the second flight of the Space Launch System (SLS), and the first crewed flight of the Orion Spacecraft, named “Integrity”. In this lunar flyby, NASA is using a technology called AVATAR (A Virtual Astronaut Tissue Analog Response), which is essentially an organ chip.