ESPOO, Finland — China’s Tianwen-3 Mars sample return mission is entering flight hardware development, targeting a late 2028 launch to seek out biosignatures on the Red Planet. The mission has ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The European Space Agency ...

Until recently, Mars was studied only through telescopes and some data that was recorded from early spacecraft. It was thought that Mars' polar regions were the only significant reservoirs of ice, ...

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