ISS spacewalk to fix Canadarm2 spotlights concerns about station spares and suits

View of a spacecraft docked at the ISS above Earth with visible solar panels.

NASA will send two astronauts on a June 30 spacewalk to replace a malfunctioning joint on Canadarm2. The repair is routine in scope but comes as an independent advisory panel warns the station’s spare parts, spacesuits and margin for error are growing thin as the ISS approaches its planned 2030 retirement.