Roll-Out Solar Arrays (ROSA)

Our Roll-Out Solar Array (ROSA) uses stored strain-energy in composite slit-tube booms to deploy a flexible blanket array, eliminating a significant portion of the complex, expensive, and heavy components used in traditional arrays.


image of satellite

Air Force Research Laboratory’s Roll-Out Solar Array (ROSA) developed in partnership with Deployable Space Systems in flight-testing on the International Space Station. ROSA offers scalable solar power array technology from hundreds of watts to megawatt range. (Photo credit: NASA)