Artemis II is go: humans head to the Moon after half-century absence

The Nature Podcast episode captures the historic launch of NASA's Artemis II mission, the first crewed flight to the Moon in over half a century. Host Benjamin interviews space correspondent Alex Witsy from Colorado, recounting the tense yet flawless launch from Kennedy Space Center, with four astronauts aboard the Orion capsule en route to a 10-day journey around the Moon. The mission is a critical test of deep space human endurance, focusing on spacecraft systems, radiation exposure, and human health through innovative 'organs on a chip' experiments using astronaut-derived cells. The crew—featuring the first woman, first person of color, and first non-American to travel beyond low Earth orbit—will conduct scientific observations, including unique visual assessments of the Moon’s far side, leveraging human perception in ways robotic cameras cannot. The episode reflects on the mission’s broader significance as a cornerstone of long-term lunar exploration, contrasting it with the short-term goals of Apollo, and explores public perception amid global challenges like climate change and conflict. As the crew enters Earth orbit and prepares for trans-lunar injection, anticipation builds for iconic moments like Earthrise, echoing the transformative impact of Apollo 8’s historic imagery.