Mengtian experiment module

The Mengtian experiment module (simplified Chinese: 梦天实验舱; traditional Chinese: 夢天實驗艙; pinyin: Mèngtiān shíyàn cāng; lit. 'Dreaming of the Heavens experiment module') is a major module of the Tiangong space station. It is the second Experiment Module launched, after Wentian, and the second module to extend the existing Tianhe core module of the station. It was launched into orbit from the Wenchang Spacecraft Launch Site on 31 October 2022, successfully docking with Tianhe forward port at 20:27 UTC on the same day.

On 3 November 2022, Mengtian was relocated to the larboard port at 01:32 UTC by indexing robot arm. On the same day at 07:12 UTC, the crew of Shenzhou 14 opened the hatch and entered the module for the first time.