NASA astronaut Jonny Kim recaps his eight-month mission aboard the International Space Station. After logging 245 days aboard the orbital laboratory, Kim returned to Earth on Dec. 9, 2025. During his mission, he contributed to a wide range of scientific investigations and technology demonstrations. Learn more about the science Kim conducted: https://go.nasa.gov/4atrCZb Learn more about the International Space Station: https://www.nasa.gov/station Credit: NASA ... https://www.youtube.com/watch?v=pRBx5t3Hi8s