Science & Space
NASA Reviews Spaceflight Risks Ahead of Artemis Lunar Missions
NASA formed a working group to review decompression, blood-clotting and cardiac risks affecting future Artemis missions.
What happened
NASA’s Office of the Chief Health and Medical Officer formed a working group in August 2026. It is reviewing EVA prebreathe testing, decompression sickness events, in-flight venous thromboembolism and patent foramen ovale implications for Artemis missions.
Why it matters
The review covers medical risks relevant to lunar and beyond missions, but the source provides no recommendations, operational changes or confirmed effects on astronauts, mission planning or contractors.
Source: NASA