With SpaceX’s first astronaut launch, a new era of human spaceflight has dawned

We’ve gotten our hopes up before.

The success of NASA’s Apollo moon missions half a century ago, for example, made Mars seem very much within reach for human explorers. Indeed, the space agency drew up plans to put boots on the Red Planet by the early 1980s, but shifting political and societal winds killed that idea in the cradle.



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