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Tianwen-2
Long March 3B/E
Historical mission record
This page records Long March 3B/E | Tianwen-2 and its reported outcome: Launch Successful. The date above is a historical record.
Source record updated . This is a source update, not a confirmed launch time.
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Status reported by the mission data provider.
Mission
Tianwen-2 is a planned Chinese asteroid sample return and comet orbiter mission due for launch in May 2025. The spacecraft will visit the Near Earth asteroid 469219 Kamoʻoalewa (2016 HO3), collecting samples from its surface using both touch-and-go and anchor-and-drill approaches. It will return the samples back to Earth around 2.5 years after launch, with the main spacecraft proceeding to visit the main-belt comet 311P/PANSTARRS in the mid-2030s.
- Launch vehicle
- Long March 3B/E
- Mission type
- Planetary Science
- Destination orbit
- Asteroid
- Launch pad
- Launch Complex 2 (LC-2)
- Provider
- China Aerospace Science and Technology Corporation
The vehicle
Published configuration and flight history.

Long March 3B/E
The Long March 3B / E (G2) (CZ-3B / E) is one of the most successful medium-range launchers and the strongest variant of the CZ-3 series. It was specially developed for the transport of heavy communications satellites into a geostationary transfer orbit. The additional designation "E" stands for a higher payload fairing, stretched boosters and extended fuel tanks at the first stage, over the CZ-3B.
- Height
- 56.3 m
- Diameter
- 3.35 m
- Stages
- 3
- Recorded launches
- 76
- First flight
- 2007-05-13
Recorded timing
This is a mission record, not an upcoming calendar appointment.
Target ·
The target marker shows its position within the published window. The schedule may change before launch.
Launch site & orbit
Xichang Satellite Launch Center, People's Republic of China
Launch site
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Coverage & sources
Links supplied by the mission data provider.
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Mission coverage
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Further reading
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