CASC

Tianzhou

Active

China's automated cargo spacecraft, delivering pressurized and unpressurized supplies, propellant, and experiment payloads to the Tiangong space station; built by CAST and rated the world's most capable active cargo spacecraft by transport capacity.

Latest update Aug 15, 2026

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Current status

Operational since Tianzhou 1's April 2017 debut, launched on the Long March 7 from Wenchang on a roughly six-month resupply cadence. Tianzhou 10 delivered about 7 tonnes of supplies, experiments, and equipment to Tiangong on May 11, 2026, docking the same day.

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Specifications5

Payload Capacity
~7,400 kg (improved variant)
Length
10.6 m (35 ft)
Diameter
3.35 m (11 ft)
Launch Vehicle
Long March 7
First Flight
April 2017 (Tianzhou 1)

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