It provides an important link between the ISS and NASA's control centre in HoustonLast updated: August 26, 2026 | 10:301 MIN READThis August 18, 2026, frame grab from a NASA live video stream shows ESA astronaut Sophie Adenot working during a spacewalk outside the International Space Station (ISS), with the goal of replacing a space-to-ground antenna on the orbital complex, according to NASA.AFP Two astronauts installed a new antenna on the International Space Station (ISS) during a spacewalk lasting more than six hours, NASA said on Tuesday.French astronaut Sophie Adenot and her US colleague Anil Menon installed and connected the antenna, which provides an important link between the ISS and NASA's control centre in Houston. Initial tests showed the replacement had been successful.Get updated faster and for FREE: Download the Gulf News app now - simply click here.During an earlier spacewalk, the pair removed a faulty antenna but did not have enough time to install the replacement, NASA said.Communication with the ISS was not affected in the meantime.Also In This PackageGet Updates on Topics You Choose