The eight solar panels up there now are 12 to 20 years old — most of them past their design lifetime and deteriorating. Each panel is 112 feet (34 meters) long by 39 feet (12 meters) wide.

Two astronauts ventured outside the International Space Station Friday and installed the fifth of six roll-out solar array blankets -- iROSAs -- needed to offset age-related degradation and ...

NASA astronauts Frank Rubio (at left) and Josh Cassada (with back to the camera) work to install a mounting frame for a new International Space Station (ISS) Roll Out Solar Array (iROSA) during a ...