Expedition 50/51 was a mission to the International Space Station (ISS) that took place from December 2016 to June 2017. It involved a crew of six astronauts and cosmonauts, including Shane Kimbrough, Sergey Ryzhikov, and Andrey Babkin. The mission focused on scientific research, technology demonstrations, and maintaining the ISS. During Expedition 50/51, the crew conducted over 250 experiments in various fields, such as biomedicine, materials science, and earth observation. The mission also included spacewalks for maintenance and upgrades to the ISS, ensuring its continued operation and support for future expeditions.