Overview of the EVA
On August 25, NASA astronaut Anil Menon and ESA astronaut Sophie Adenot are scheduled to exit the International Space Station for a planned extravehicular activity (EVA). Their primary task is to remove a failed S‑band antenna that handles space‑to‑ground communications and install a spare unit to restore full link capability.
Procedure and Preparation
The spacewalk will begin after the hatch of the U.S. Destiny laboratory is opened. Both crew members will wear Extravehicular Mobility Units (EMUs) and use a specialized toolkit designed to safely detach the old antenna and secure the replacement. Throughout the roughly six‑hour EVA, intravehicular crewmates will monitor the operation, operate the Canadarm2 if needed, and relay telemetry to mission control.
Broadcast and Importance
NASA will provide live coverage of the ESA‑supported spacewalk on NASA TV, the NASA app, and the ESA webcast portal. Viewers can follow the action in real time with commentary from flight controllers. Successfully replacing the antenna is critical for maintaining reliable communications between the ISS and ground stations, which supports ongoing scientific experiments, operational commands, and crew safety.