On the evening of 15 August 2018, Russian cosmonauts Sergei Prokopyev and Oleg Artemyev deployed the antennas of the German-Russian ICARUS project on the Zvezda module of the International Space Station (ISS) during an almost eight hour extravehicular activity (EVA). The spacewalk began at 18:17 CEST on 15 August, and ended at 02:03 CEST on 16 August. It took the two cosmonauts five hours to install the ICARUS antennas, which was completed at 00:18 CEST.