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Wentian

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Human SpaceflightLEOCOSPAR 2022-085ALaunched 7/24/2022
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Mission & Launch
Launch Mission
Wentian Mission
Launch Vehicle
Long March 5B
Launch Date
7/24/2022
Orbit & Mass
Orbit Class
LEO
Altitude
242 km
Inclination
41.37 deg
Dry Mass
21,500 kg
Total Mass
23,050 kg
Payload Classification
Mission Type
Human Spaceflight
Payload Category
SS
Payload Class
C
Organizations
Operator
China Manned Space Agency (CMSA)
Manufacturer
China Academy of Space Technology (CAST)
Registry
COSPAR ID
2022-085A
UN Registration
ST/SG/SER.E/1123
Track
Mentions
44
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

The Shenzhou-23 crew will support several dozen experiments across the Tianhe, Wentian, and Mengtian modules of the Tiangong Space Station.

CapabilityGeneralValue 3.0May 23, 2026Hong Kong's Li Jiaying Part of Shenzhou-23 Mission, Zhu Yangzhu in Command
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Wenchang is investing more than 10 billion in the CZ-9 Wentian national strategic project during the current 5-year plan.

FinancialPlanGeneralValue 4.2Apr 21, 2026With the April 24th space day, there may be CZ-9 announcements Chang'e 6 dep. Designer says CZ-9 will be dev & launched by end of 5 Year plan (2030), while Wenchang says 10+ billions getting invested in "CZ-9 Wentian" national strategic project this 5YP

The Tianhe, Wentian, and Mengtian modules were inspected for damage and anomalies during the Shenzhou-21 crew’s third spacewalk.

CapabilityGeneralValue 3.5Apr 16, 2026Shenzhou-21 Mission Being Extended, Taikonauts Perform Another Spacewalk [SZ-21 EVA-3]

The spacewalk began and ended through the Wentian module’s airlock.

GeneralValue 2.2Mar 16, 2026Shenzhou-21 Taikonauts Perform Second Spacewalk, Harvest Space Tomatoes [SZ-21 EVA-2]

Zhang Lu and Wu Fei completed inspections of the Tianhe, Wentian, and Mengtian modules during the spacewalk.

CapabilityValue 3.6Mar 16, 2026Shenzhou-21 Taikonauts Perform Second Spacewalk, Harvest Space Tomatoes [SZ-21 EVA-2]

Arabidopsis thaliana seedlings were introduced in the Wentian experimental module during the Shenzhou-21 mission.

GeneralValue 2.6Dec 28, 2025Taikonauts Support Plant and Materials Experiments, Space-Flown Mice Reproduce

On December 9th, Zhang Lu and Wu Fei exited the Tiangong Space Station via the Wentian module’s airlock for the first spacewalk of the Shenzhou-21 mission.

GeneralValue 4.0Dec 9, 2025First Shenzhou-21 Spacewalk Inspects Damaged Spacecraft, Installs Protective Hardware [SZ-21 EVA-1]

The spacewalkers installed space debris protection devices onto station modules and performed inspections of the Tianhe, Wentian, and Mengtian modules.

CapabilityGeneralValue 4.0Dec 9, 2025First Shenzhou-21 Spacewalk Inspects Damaged Spacecraft, Installs Protective Hardware [SZ-21 EVA-1]

When the spacewalk occurs, routine inspections of the Tianhe, Wentian, Mengtian, and Shenzhou-22 spacecraft will be conducted.

CapabilityGeneralValue 3.0Dec 7, 2025CMSA Doubles Down on Safety Following First Human Spaceflight Emergency

The Tiangong space station is designed to last over 10 years and consists of a Tianhe core module and a Wentian experimental module.

CapabilityGeneralValue 4.0Nov 10, 2025From missions to activities: the defining space policy shift

The Tiangong outpost, completed in late 2022, comprises the Tianhe core module and the Wentian and Mengtian laboratory modules, with a total mass of about 100 metric tons.

CapabilityGeneralValue 4.2Oct 31, 2025China set to launch new crew to Tiangong space station

One of the planned activities during the Shenzhou-21 mission is to conduct spacewalks to install hardware and inspect the Tianhe, Wentian, and Mengtian modules.

PlanValue 4.0Oct 30, 2025Zhang Lu Will Lead Shenzhou-21 Mission to China's Tiangong Space Station

Colonel Chen Zhongrui, 40, and Colonel Wang Jie, 36, floated in space for nearly six hours before returning to the Wentian science module at 1:35 am.

GeneralCapabilityValue 2.3Oct 8, 2025Chinese astronauts complete fourth spacewalk of Shenzhou XX mission

Cai Xuzhe exited the Wentian experiment module hatch of the Tiangong space station at 11:51 p.m. Eastern on 2024-12-16 (0451 UTC, 2024-12-17).

GeneralCapabilityValue 4.0Dec 17, 2024Shenzhou-19 astronauts complete record-breaking 9-hour spacewalk

Song Lingdong exited the Wentian experiment module hatch of the Tiangong space station at 1:32 a.m. Eastern on 2024-12-17 (0632 UTC).

GeneralValue 4.0Dec 17, 2024Shenzhou-19 astronauts complete record-breaking 9-hour spacewalk

Tang Hongbo and Tang Shengjie reentered the Tiangong space station through the Wentian science module EVA hatch at 8:35 a.m. Eastern (1335 UTC) on 2023-12-21.

GeneralValue 2.0Dec 22, 2023Shenzhou-17 astronauts conduct first spacewalk to repair solar array

The Wentian module launched in July and was transpositioned from the forward docking port on Tianhe to the starboard port on 2022-09-30.

PlanGeneralValue 4.0Oct 18, 2022China gears up for launches to complete Tiangong space station

The Tiangong space station second module, Wentian, launched in July 2022 and was transpositioned to a side docking port for the lifetime of the Tiangong outpost.

PlanCapabilityValue 4.0Oct 13, 2022China launches radar satellite for environmental monitoring

Shenzhou-14 commander Chen Dong and crew member Liu Yang completed an extravehicular activity using the Wentian airlock.

CapabilityGeneralValue 3.5Sep 5, 2022China begins launch campaign for final space station module

Wentian’s new crew facilities will enable China to perform a first crew handover between the Shenzhou-14 and Shenzhou-15 missions.

CapabilityPlanValue 4.0Aug 2, 2022China prepares for launch of second space station module