Video: Expedition 50 spacewalk highlights

Astronauts Barry “Butch” Wilmore and Terry Virts floated outside the International Space Station Saturday and installed wiring needed for two new docking mechanisms that will be attached later this year for use by Boeing and SpaceX crew capsules.

Japan’s sixth HTV supply ship is slated to depart a picturesque spaceport on Tanegashima Island on Friday to start a four-day pursuit of the International Space Station with a cache of experiments, supplies and six lithium-ion batteries to begin overhauling the orbiting lab’s vast electrical system.

Carrying three space station crew members back home after 173 days in orbit, the Russian Soyuz MS-02 landing craft touched down in Kazakhstan on Monday after a parachute-assisted descent through clear skies.