神舟飞天 再问苍穹·“数”说星辰征途

Core Points - The Shenzhou 21 manned spacecraft successfully launched and completed a 3.5-hour autonomous docking with the Chinese space station, marking the fastest docking record for Shenzhou spacecraft [1][3] - This event represents the seventh "space meeting" in China's space history, with two astronaut crews coming together in orbit [13] Group 1 - The Shenzhou 21 spacecraft achieved a 3.5-hour docking process, setting a new record for the fastest docking with the space station [3] - The meeting involved two command leaders, marking their second encounter in space, following their first meeting three years ago [4] - The astronaut crew consists of representatives from three generations, symbolizing the passing of the Chinese space spirit [6] Group 2 - Four mice were sent to the Chinese space station for a 5 to 7-day study on their adaptability to space environments [7] - The two astronaut crews will spend approximately five days together at the Chinese space station to complete their scheduled tasks [8][10] - A total of six astronauts are now present in space, contributing to the operational experience of the Chinese space station's multi-crew rotation model [11]