How many astronauts are planned to journey around the Moon on NASA's Artemis II mission?

NASA's Artemis II mission, a pivotal step in humanity's return to lunar exploration, is planned to carry four astronauts on a journey around the Moon. This ten-day mission marks the first time humans will venture beyond low Earth orbit since the Apollo program concluded in 1972, serving as a critical test flight for the Orion spacecraft and the Space Launch System (SLS) rocket. The crew will not land on the Moon but will instead perform a lunar flyby, traveling thousands of miles beyond our natural satellite before returning to Earth.

The historic crew for Artemis II includes NASA astronauts Reid Wiseman (commander), Victor Glover (pilot), and Christina Koch (mission specialist), alongside Canadian Space Agency astronaut Jeremy Hansen (mission specialist). This mission is set to achieve several milestones, including Victor Glover becoming the first person of color, Christina Koch the first woman, and Jeremy Hansen the first non-American to travel around the Moon. Their primary objective is to thoroughly test Orion's systems, including life support and navigation, with humans onboard in the deep space environment.

Artemis II is a crucial stepping stone in NASA's broader Artemis program, which aims to establish a long-term human presence on the Moon and ultimately prepare for crewed missions to Mars. The experiences and data gathered from this flight will directly inform and enable future Artemis missions, including the planned lunar landings. This mission signifies a renewed era of human deep space exploration, pushing the boundaries of what's possible and inspiring a new generation.