Tianzhou 9

Tianzhou 9
A Tianzhou 3D model
Mission typeTiangong space station resupply
OperatorChina National Space Administration
COSPAR ID2025-149A
SATCAT no.64786
Mission duration246 days, 8 hours and 3 minutes (in progress)
Spacecraft properties
SpacecraftTianzhou-9
Spacecraft typeTianzhou
ManufacturerChina Aerospace Science and Technology Corporation
Launch mass14,000 kg (31,000 lb)
Payload mass7,400 kg (16,300 lb)
Dimensions10.6 m × 3.35 m (34.8 ft × 11.0 ft)
Power2
Expedition
Space stationTiangong space station
Start of mission
Launch date14 July 2025, 21:34 UTC
RocketLong March 7
Launch siteWenchang Satellite Launch Center, LC-201
ContractorChina Academy of Launch Vehicle Technology
Orbital parameters
Reference systemGeocentric orbit
RegimeLow Earth orbit
Inclination41.5°
Docking with Tiangong space station
Docking portTianhe aft
Docking date15 July 2025, 00:52 UTC
Time docked246 days, 4 hours and 45 minutes (in progress)

Mission patch

Tianzhou 9 (Chinese: ) is the ninth mission of the Tianzhou-class uncrewed cargo spacecraft, and the eighth resupply mission to the Tiangong Space Station. Like previous Tianzhou missions, the spacecraft was launched from the Wenchang Satellite Launch Center in Hainan, China on a Long March 7 rocket. It carried the heaviest payload ever delivered by a Chinese cargo spacecraft.