The crew has to replace ageing nickel-hydrogen batteries on the station. At the same time, several more spacewalks are scheduled for 1 July, according to NASA's plans.
Members of Expedition 63, Chris Cassidy and Bob Behnken are performing a spacewalk outside the International Space Station (ISS). The astronauts will leave the station to make some repairs and enter the void for about seven hours. Follow Sputnik's Live Feed to Find Out More!