Challenges await sample-return expedition to Mars - Chinadaily.com.cn - China Daily

Chinese scientists and engineers will need to solve a host of technological challenges to accomplish an ambitious sample-return mission to Mars, said Wu Weiren, a key figure in the country's deep-space exploration program and also a top political adviser.

An artist's concept of the Tianwen-1 mission, China's first interplanetary endeavor. The lander, with China's first Mars rover Zhurong, successfully reached the surface of the Red Planet on May 15, 2… [+2186 chars]

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