Tianwen-3
Tianwen-3 (Chinese: 天问三号) is a planned Mars sample-return mission by China which would send two spacecraft (an orbiter/Earth-returner and a lander/ascent-vehicle) via two separate launches to Mars. Together, the two spacecraft will seek to obtain samples of Martian rocks and soil and then return the cached samples to Earth.
| Mission type | Mars sample return |
|---|---|
| Operator | CNSA |
| Spacecraft properties | |
| Manufacturer | CAST |
| Start of mission | |
| Launch date | Orbiter/Earth-returner: November 2028 (proposed) Lander/ascent-vehicle: May or December 2028 (proposed) |
| Rocket | Orbiter/Earth-returner: Long March 5 Lander/ascent-vehicle: Long March 5 |
| Launch site | Wenchang |
| End of mission | |
| Landing date | July 2031 (samples returned to Earth) |
| Mars orbiter | |
| Orbital insertion | August/September 2029 (proposed) |
| Mars lander | |
| Landing date | August 2030 or July 2029 (proposed) |
| Earth lander | |
| Landing date | July 2031 (proposed) |
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