Steve Platts
Chief Scientist of NASA's Human Research Program, responsible for coordinating research into the physiological and psychological risks of human spaceflight and experiments flown on Artemis missions.
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Mar 25, 2026 • 1h 3min
The astronaut health experiments of Artemis II
Steve Platts, NASA Human Research Program chief scientist who leads studies on astronaut physiology and behavior, and Casey Dreier, space policy analyst who explains NASA strategy shifts. They discuss Artemis II’s wearable ARCHER sensors, saliva stress sampling, dosimeters, radiation and multi-hazard risks, team dynamics in confinement, medical/remote diagnostics, and policy moves shifting from Gateway to a lunar surface focus.
