China's first Mars sample-return mission, Tianwen-3, is scheduled for launch around 2028, with the goal of returning no less than 500 grams of Martian samples to Earth by around 2031, according to the mission's chief scientist in a recently published article in Nature Astronomy, which systematically outlines the overall plan and scientific objectives of the mission for the first time.

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Source: [People's Daily China](https://t.me/PDChinaNews/11780)