Cartilage, Cardiac Studies and Cargo Ops Wrap Up Week Aboard Station
NASA astronaut Chris Williams playfully flexes for a portrait during a seven‑hour‑and‑20‑minute spacewalk to replace a malfunctioning wrist joint on the International Space Station’s Canadarm2 robotic arm on June 30, 2026.. NASA/Jessica Meir Cartilage repair, cardiac research, and cargo operations wrapped up the week for the Expedition 74 crew beforeContinue Reading












