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Tianwen

retired

吉林一号高分03D06

Earth ObservationLEOCOSPAR 2022-046CLaunched 4/30/2022
Admin Edit
Mission & Launch
Launch Mission
Jilin-1 03D-04-07/04A
Launch Vehicle
Long March 11 H
Launch Date
4/30/2022
Last Contact
4/22/2026
Orbit & Mass
Orbit Class
LEO
Altitude
537 km
Inclination
97.53 deg
Orbit Plane
1
Dry Mass
43 kg
Total Mass
43 kg
Payload Classification
Mission Type
Earth Observation
Payload Category
IMG
Payload Class
B
Organizations
Operator
Chang Guang Satellite Technology Co. Ltd. (CGSTL)
Manufacturer
Chang Guang Satellite Technology Co. Ltd. (CGSTL)
Constellation
Name
Jilin-1
Active Satellites
84
Planned Satellites
300
Registry
COSPAR ID
2022-046C
UN Registration
ST/SG/SER.E/1123
Track
Mentions
274
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

Tianwen 1 served as a platform for international cooperation, sharing orbital data with NASA and ESA to improve collision avoidance.

RelationshipsCapabilityValue 3.5Oct 21, 2025China expands space capabilities with new lunar and deep space milestones
Page6of14

The Tianwen 1 mission earned the World Space Award in 2022.

GeneralValue 2.6Oct 21, 2025China expands space capabilities with new lunar and deep space milestones

Looking ahead to the 15th Five-Year Plan period (2026-2030), China plans to launch the Chang'e 7 and Chang'e 8 lunar missions and the Tianwen 3 Mars sample return mission around 2028.

PlanGrowthValue 4.0Oct 21, 2025China expands space capabilities with new lunar and deep space milestones

Data gathered by 13 instruments aboard Tianwen 1 revealed compelling evidence of past oceans and a once-wet climate on Mars.

GeneralCapabilityValue 1.8Oct 21, 2025China expands space capabilities with new lunar and deep space milestones

On May 29, 2025, China launched the Tianwen 2 probe, the nation's first asteroid sampling and return mission.

PlanValue 4.0Oct 21, 2025China expands space capabilities with new lunar and deep space milestones

The Tianwen 2 spacecraft will visit the near-Earth asteroid 2016 HO3 to collect samples before heading to the main-belt comet 311P.

PlanValue 4.0Oct 21, 2025China expands space capabilities with new lunar and deep space milestones

The Tianwen 1 rover Zhurong landed on Mars on May 15, 2021, after a 475-million-kilometer voyage.

PlanValue 4.0Oct 21, 2025China expands space capabilities with new lunar and deep space milestones

China's deep space ambitions advanced with the Tianwen 1 Mars mission, which was launched in 2020.

PlanGeneralValue 3.5Oct 21, 2025China expands space capabilities with new lunar and deep space milestones

Following the delivery of asteroid material, Tianwen 2 will continue to a secondary destination, main-belt comet 311P.

PlanValue 4.0Oct 6, 2025China's Tianwen 2 probe marks halfway milestone en route to asteroid target

Tianwen 2 is scheduled to reach the asteroid 2016 HO3, also known as 469219 Kamo'oalewa, in the summer of 2026.

PlanValue 4.0Oct 6, 2025China's Tianwen 2 probe marks halfway milestone en route to asteroid target

From main-belt comet 311P, Tianwen 2 will perform a remote-sensing survey and send valuable data back to Earth.

CapabilityGeneralValue 2.8Oct 6, 2025China's Tianwen 2 probe marks halfway milestone en route to asteroid target

Once the samples are secured, Tianwen 2 will return to Earth's vicinity and release a capsule to deliver the collected material.

PlanValue 4.0Oct 6, 2025China's Tianwen 2 probe marks halfway milestone en route to asteroid target

Tianwen 2 will deploy devices to gather samples from the surface of the asteroid.

CapabilityPlanValue 3.8Oct 6, 2025China's Tianwen 2 probe marks halfway milestone en route to asteroid target

Tianwen 2 represents China's first attempt to return pristine asteroid samples to Earth.

PlanGeneralValue 2.3Oct 6, 2025China's Tianwen 2 probe marks halfway milestone en route to asteroid target

Tianwen 2 is equipped with 11 instruments, including cameras, spectrometers, and radars, for analyzing the asteroid.

CapabilityValue 4.0Oct 6, 2025China's Tianwen 2 probe marks halfway milestone en route to asteroid target

Tianwen 2 was launched on May 29 aboard a Long March 3B rocket from Xichang Satellite Launch Center in Sichuan.

PlanGeneralValue 4.0Oct 6, 2025China's Tianwen 2 probe marks halfway milestone en route to asteroid target

The CNSA reported that Tianwen-2 has successfully completed a series of orbital tests, including the deployment of sampling equipment and self-checks of electronic systems.

CapabilityPlanValue 4.0Oct 3, 2025中国探査機「天問2号」、地球と自撮り–小惑星からのサンプルリターンを計画

Tianwen-2 was launched in May 2023 with a plan to bring back samples from the asteroid Kamo’oalewa.

PlanValue 4.0Oct 3, 2025中国探査機「天問2号」、地球と自撮り–小惑星からのサンプルリターンを計画

After collecting samples, Tianwen-2 is scheduled to return to Earth in late 2027 to drop the samples.

PlanValue 4.0Oct 3, 2025中国探査機「天問2号」、地球と自撮り–小惑星からのサンプルリターンを計画

Tianwen-2 will then begin its flight to comet PANSTARRS, aimed to arrive around 2035.

PlanValue 4.0Oct 3, 2025中国探査機「天問2号」、地球と自撮り–小惑星からのサンプルリターンを計画