Polaris Intelligence
Polaris
Intelligence
About
Ctrl K
Sign in
© Polaris Intelligence 2026
PrivacyTermsAdmin

Queqiao

retired

鹊桥

Science ExplorationcislunarCOSPAR 2018-045ALaunched 5/20/2018
Admin Edit
Mission & Launch
Launch Mission
Queqiao Mission
Launch Vehicle
Long March 4C
Launch Date
5/20/2018
Last Contact
3/22/2024
Orbit & Mass
Orbit Class
cislunar
Altitude
191,751.5 km
Inclination
27.5 deg
Dry Mass
325 kg
Total Mass
425 kg
Payload Classification
Mission Type
Science Exploration
Payload Category
PLAN
Payload Class
C
Organizations
Operator
China Aerospace Science and Technology Corp. (CASC)
Manufacturer
China Academy of Space Technology (CAST)
Registry
COSPAR ID
2018-045A
UN Registration
ST/SG/SER.E/856
Track
Mentions
140
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

CNSA launched the Queqiao 2 satellite to a Distant Retrograde Orbit last year to support Earth–Moon communications for the Chang'e 6 spacecraft modules.

PlanGeneralValue 4.0Jun 16, 2025Moon Monday #229: China extends lead in lunar orbital infrastructure, gets an edge in future crewed missions over the US
Page2of7

Queqiao 1 enabled the Chang'e 4 mission to be the first lunar farside mission.

GeneralCapabilityValue 4.0Jun 16, 2025Moon Monday #229: China extends lead in lunar orbital infrastructure, gets an edge in future crewed missions over the US

NASA has not yet launched a dedicated lunar communications spacecraft comparable to the Queqiao network.

GeneralValue 2.0Jun 16, 2025Moon Monday #229: China extends lead in lunar orbital infrastructure, gets an edge in future crewed missions over the US

Queqiao 2 had a launch mass of 1,200 kilograms.

CapabilityValue 4.0Jun 16, 2025Moon Monday #229: China extends lead in lunar orbital infrastructure, gets an edge in future crewed missions over the US

China is building a lunar navigation and communications constellation named Queqiao to improve surface coverage time and area for future lunar missions.

CapabilityPlanValue 4.0Jun 16, 2025Moon Monday #229: China extends lead in lunar orbital infrastructure, gets an edge in future crewed missions over the US

Chi Wang et al. included testing of an element of Queqiao 2’s capabilities in a December 2023 paper for the upcoming Chang'e 7 mission.

PlanCapabilityValue 3.8Jun 16, 2025Moon Monday #229: China extends lead in lunar orbital infrastructure, gets an edge in future crewed missions over the US

Tiandu 1 was launched alongside the Queqiao 2 orbiter in March.

GeneralValue 4.0May 19, 2025Moon Monday #225: Lots of global lunar mission updates 🌙

Queqiao 2 enabled China’s Chang’e 6 lunar farside mission.

CapabilityGeneralValue 4.0May 19, 2025Moon Monday #225: Lots of global lunar mission updates 🌙

Queqiao 1 enabled China’s Chang’e 4 lunar farside mission.

GeneralCapabilityValue 4.0May 19, 2025Moon Monday #225: Lots of global lunar mission updates 🌙

China has advanced its lunar communications and navigation network through Tiandu 1, Queqiao 1, and Queqiao 2.

CapabilityGeneralValue 3.8May 19, 2025Moon Monday #225: Lots of global lunar mission updates 🌙

The Queqiao 2 launch carried two experimental Tiandu CubeSats to test technologies for a future Chinese lunar navigation and communications constellation.

CapabilityPlanValue 4.5Oct 21, 2024Moon Monday #198: Suit up to walk under Moonlight, and grab global mission updates

A paper in the Chinese Journal of Space Science proposed integrating China’s Queqiao lunar satellites with the Tianlian Earthbound relay satellites to improve surface coverage time and area and provide redundancy for crewed lunar missions and a potential Moonbase.

PlanCapabilityGeneralValue 3.0Oct 21, 2024Moon Monday #198: Suit up to walk under Moonlight, and grab global mission updates

China deployed the Queqiao 1 and Queqiao 2 communications relay orbiters to support farside lunar missions.

PlanGeneralValue 4.0Oct 21, 2024Moon Monday #198: Suit up to walk under Moonlight, and grab global mission updates

Queqiao 1 served China’s Chang’e 4 mission and Queqiao 2 served China’s Chang’e 6 mission on the Moon’s farside.

GeneralValue 4.0Oct 21, 2024Moon Monday #198: Suit up to walk under Moonlight, and grab global mission updates

Queqiao 2 will relay communications for China’s Chang’e 7 and Chang’e 8 lunar landers targeted for launch in 2026 and 2028 respectively.

PlanGeneralValue 4.0Oct 21, 2024Moon Monday #198: Suit up to walk under Moonlight, and grab global mission updates

Queqiao-2 is operating in a specialized lunar orbit to relay communications between Chang’e-6 on the far side and Earth ground stations.

CapabilityGeneralValue 4.0May 29, 2024Chang’e-6 set for weekend landing attempt as sun rises over Apollo crater

The Chang’e-6 mission is supported by the Queqiao-2 satellite, which operates in a specialized orbit to relay communications between the lunar far side and Earth ground stations.

CapabilityGeneralValue 4.0May 8, 2024Chang’e-6 enters lunar orbit ahead of far side landing attempt

China launched the Queqiao-2 relay satellite in March into a specialized lunar orbit to provide communications between Earth and the lunar far side.

PlanCapabilityValue 4.0May 3, 2024China launches Chang’e-6 mission to collect first samples from the moon’s far side

China launched a relay satellite named Queqiao-2 in March 2024 and Queqiao-2 is in a specialized lunar orbit to facilitate communications between Chang’e-6 on the lunar far side and ground stations on Earth.

PlanCapabilityValue 4.6Apr 29, 2024China ready to launch lunar far side sample return mission

Chang’e-6 builds on China’s Chang’e-4 lander and rover mission to the lunar far side, the first Queqiao relay satellite, and the 2020 Chang’e-5 nearside sample-return mission.

GeneralPlanValue 3.7Apr 29, 2024China ready to launch lunar far side sample return mission