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Mengtian

active

梦天

Human SpaceflightLEOCOSPAR 2022-143ALaunched 10/31/2022
Admin Edit
Mission & Launch
Launch Mission
Mengtian Mission
Launch Vehicle
Long March 5B
Launch Date
10/31/2022
Orbit & Mass
Orbit Class
LEO
Altitude
249 km
Inclination
41.46 deg
Dry Mass
21,500 kg
Total Mass
23,000 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
2022-143A
UN Registration
ST/SG/SER.E/1123
Track
Mentions
37
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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New flexible solar cells that are 80 micrometers thick will undergo testing in Earth orbit outside the Mengtian module through its cargo airlock.

PlanCapabilityValue 4.0May 23, 2026Hong Kong's Li Jiaying Part of Shenzhou-23 Mission, Zhu Yangzhu in Command

The 80-micrometer-thick flexible solar cells will be tested in Earth’s orbit using the Mengtian module’s cargo airlock.

PlanCapabilityValue 4.0May 18, 2026Shenzhou-21 Crew Unload Tianzhou-10's Cargo Delivery Into Tiangong

Wu Fei and Zhang Lu installed space debris protection devices on the Mengtian module during the Shenzhou-21 crew’s third spacewalk.

CapabilityGeneralValue 4.0Apr 16, 2026Shenzhou-21 Mission Being Extended, Taikonauts Perform Another Spacewalk [SZ-21 EVA-3]

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]

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]

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 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

The Long March 5B has not flown since launching the third Tiangong module, Mengtian, in late 2022.

PlanGeneralValue 2.0Dec 11, 2024China set to launch first Guowang megaconstellation satellites on Long March 5B

The most recent Long March 5B first stage reentered over the south-central Pacific Ocean on 2022-11-04 after launching the Mengtian experiment module and prompted airspace closures in Europe.

GeneralPlanValue 3.4Nov 11, 2022China wants to ramp up the launch rate of its Long March 5B rocket

China launched the Mengtian module on 2022-10-31 and Mengtian successfully docked with the Tiangong space station 13 hours later.

PlanGeneralValue 4.0Nov 3, 2022Rocket from Chinese space station module launch predicted to make uncontrolled reentry Nov. 4

Mengtian used its own propulsion to match orbit and rendezvous with the Tiangong space station, which is in a roughly 380 by 387-kilometer orbit.

CapabilityGeneralValue 4.0Oct 31, 2022Final module docks at China’s Tiangong space station

Mengtian reached low Earth orbit and connected with a forward port on Tiangong’s docking hub just under 13 hours after launch at 4:27 p.m. Eastern on 2022-10-31.

PlanValue 4.0Oct 31, 2022Final module docks at China’s Tiangong space station

Mengtian is designed to host science experiments in areas including fluid physics, combustion, materials science, and space technologies.

CapabilityValue 3.6Oct 31, 2022Final module docks at China’s Tiangong space station

Mengtian is designed to host science experiments with research areas including fluid physics, combustion, materials science, and space technologies.

CapabilityGeneralValue 3.6Oct 18, 2022China gears up for launches to complete Tiangong space station

Mengtian will expand Tiangong to a living and working space of around 110 cubic meters.

CapabilityPlanGrowthValue 4.0Sep 5, 2022China begins launch campaign for final space station module

Mengtian was shipped from Tianjin and arrived at Wenchang on 2022-08-09.

PlanGeneralValue 2.0Sep 5, 2022China begins launch campaign for final space station module

The arrival of Mengtian will complete the planned T-shaped Tiangong space station.

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