The Long March-2F Y12 rocket, carrying the Shenzhou-12 spacecraft and three astronauts, takes off from Jiuquan Satellite Launch Center for China's first manned mission to build its space station, near Jiuquan, Gansu province, China June 17, 2021. China launched a spacecraft on Thursday carrying three astronauts to part of a space station still under construction for the longest stay in low Earth orbit by any Chinese national. REUTERS/Carlos Garcia Rawlins

The Long March-2F Y12 rocket, carrying the Shenzhou-12 spacecraft and three astronauts, takes off from Jiuquan Satellite Launch Center for China's first manned mission to build its space station, near Jiuquan, Gansu province, China June 17, 2021. China launched three astronauts into space on Thursday, in its first crewed mission in years. REUTERS/Carlos Garcia Rawlins

The Long March-2F Y12 rocket, carrying the Shenzhou-12 spacecraft and three astronauts, takes off from Jiuquan Satellite Launch Center for China's first manned mission to build its space station, near Jiuquan, Gansu province, China June 17, 2021. This is the third of 11 missions aimed at completing China's first full-fledged space station. REUTERS/Carlos Garcia Rawlins

The Long March-2F Y12 rocket, carrying the Shenzhou-12 spacecraft and three astronauts, takes off from Jiuquan Satellite Launch Center for China's first manned mission to build its space station, near Jiuquan, Gansu province, China June 17, 2021. Astronauts Nie Haisheng, Liu Boming and Tang Hongbo will live and work on Tianhe for three months. REUTERS/Carlos Garcia Rawlins

The Long March-2F Y12 rocket, carrying the Shenzhou-12 spacecraft and three astronauts, takes off from Jiuquan Satellite Launch Center for China's first manned mission to build its space station, near Jiuquan, Gansu province, China June 17, 2021. REUTERS/Carlos Garcia Rawlins

The Long March-2F Y12 rocket, carrying the Shenzhou-12 spacecraft and three astronauts, takes off from Jiuquan Satellite Launch Center for China's first manned mission to build its space station, near Jiuquan, Gansu province, China June 17, 2021. REUTERS/Carlos Garcia Rawlins