The Shenzhou-12 crewed spacecraft autonomously docked to the Tianhe core module on 17 June 2021, at 07:54 UTC (15:54 China Standard Time). Shenzhou-12 (神舟十二号) transports the first three astronauts, Nie Haisheng (commander), Liu Boming and Tang Hongbo, to the China Space Station (中国空间站), informally known as Tiangong (天宫, Heavenly Palace). The Tianhe core module (天和核心舱) is the first and main component of CSS, with the Tianzhou-2 (天舟二号) cargo spacecraft already docked.
