The fourth pair of Roll-Out Solar Array (ROSA) wings for the International Space Station (ISS) Photo: Redwire

Redwire Corporation delivered the fourth pair of Roll-Out Solar Array (ROSA) wings for the International Space Station (ISS), also known as the IROSA program, the company announced Jan. 13. 

The fourth pair of wings were developed in partnership with Boeing’s Spectrolab and delivered through a follow-on contract awarded in June 2022. The IROSA wings completed testing consisting of multiple functional deployments, vibration, and cold and hot temperature deployments. he wings are set to launch on an upcoming resupply mission to the ISS.

Redwire CEO Peter Cannito, commented: “With eight IROSA wings produced, and six currently deployed and powering the ISS to date, IROSA is a proven technology for powering sustained human activities in space. The technical success of the program paves the way for new opportunities for commercial space stations and sustained power infrastructure.”

Redwire’s ROSA technology has powered NASA’s DART spacecraft and is also set to provide power for the power and propulsion element for NASA’s Gateway program in the future.