Space men at work

Image: If you are spacewalking and you know it, raise your hand. ESA astronaut Thomas Pesquet (left) and JAXA astronaut Aki Hoshide (right) performed a spacewalk on Sunday 12 September to prepare another section of the International Space Station for its solar panel upgrade. The new solar arrays, called IROSA or ISS Roll-Out Solar Array, are being gradually installed over the existing arrays to boost the International Space Station's power system. Thomas and NASA astronaut Shane Kimbrough prepar...