Expedition 63 was a mission to the International Space Station (ISS) that took place from April to October 2020. It involved a crew of three astronauts: Chris Cassidy from NASA, and Anatoli Ivanishin and Ivan Vagner from Roscosmos. The mission focused on various scientific research projects and technology demonstrations. During Expedition 63, the crew conducted over 50 experiments in fields such as biology, physics, and Earth science. They also supported the ongoing development of the ISS and participated in spacewalks to maintain and upgrade the station's systems. The mission contributed to our understanding of living and working in space.