Shenzhou 6 is a Chinese crewed spacecraft that was launched on October 12, 2005. It was the second manned mission in China's Shenzhou program, following Shenzhou 5. The mission aimed to test various technologies and conduct scientific experiments in low Earth orbit. The spacecraft carried two astronauts, Fei Junlong and Nie Haisheng, who spent five days in space. During this time, they orbited the Earth 76 times and conducted experiments related to space medicine and technology. Shenzhou 6 marked a significant step in China's efforts to develop its human spaceflight capabilities.