On June 15, 2023, US astronauts Steven Bowen and Warren Hoburg performed the spacewalk to install an iROSA (International Space Station Roll-Out Solar Array) on the 1B power channel on the starboard truss. The EVA lasted 5 hours and 35 minutes. It was the 10^th spacewalk for Steven Bowen and the 2^nd spacewalk for Warren Hoburg.