Mission Atlas
← Mission directory

Mission record

Tianwen-2

China National Space Administration · Launched

Explore trajectory

Active · Active

China's active Tianwen-2 mission launched on 29 May 2025 from Xichang on a Long March 3B Y110. It has begun scientific exploration of asteroid 2016 HO3; the mission plans to return an asteroid sample to Earth before continuing to main-belt comet 311P.

Destinations
Launch vehicle
Long March-3B Y110 rocket
Launch site
Xichang Satellite Launch Center in southwest China's Sichuan Province
Countries
Peoples Republic of China
Mission types
Sample return

Chronology

Mission timeline

  1. Launch

    Launched on Long March 3B Y110 from Xichang Satellite Launch Center

    Earth
  2. Milestone

    First acquired asteroid 2016 HO3

    2016 HO3
  3. Milestone

    Captured an image of asteroid 2016 HO3 from about 20 km during science operations

    2016 HO3

Mission architecture

Vehicles

  • Tianwen-2 · Spacecraft

    Destinations: 2016 HO3, Earth, 311P

    • Tianwen-2 Reentry Capsule · Return capsule · Planned to separate from the main spacecraft for Earth reentry

      Destinations: Earth

Trajectory record

Trajectory dataset not yet available

No verified trajectory dataset is committed for this mission, so Mission Atlas renders no path.

Provenance

Sources

Each source is listed once and labeled with the mission, event, trajectory, or destination/body context it supports.

Data verified through September 4, 2026