Chang'e-2 Space Mission
嫦娥二号 · 航天任务
Lunar orbiter with extended mission: flew to Earth-Sun L2, then flew by asteroid 4179 Toutatis at 3.2 km.
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| Agency | CNSA |
|---|---|
| Year | 2010 |
| Type | orbiter |
| Target | Moon / Asteroid Toutatis |
| Status | historical |
Details
Lunar orbiter with extended mission: flew to Earth-Sun L2, then flew by asteroid 4179 Toutatis at 3.2 km.
嫦娥工程二期首发星。完成 7 米分辨率全月地图后转入拓展任务，先后飞抵日地 L2 拉格朗日点，再于 2012 年 12 月飞掠图塔蒂斯小行星（最近 3.2 公里），是中国首次深空小行星飞掠。来源：CNSA / 新华社。
Key findings
- 7m-resolution lunar map (best at the time)
- First Chinese deep-space asteroid flyby (Toutatis 2012)
Sources / 数据来源
NASA / NSSDCA / CNSA