Artemis spacecraft will whip around the moon over 42 days — here's why
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Neil Armstrong, Buzz Aldrin, and Michael Collins made their Apollo 11 trip to the moon and back in eight days.
But Artemis' maiden space voyage, which could begin as early as Aug. 29, will last more than a month longer. If all goes as planned, NASA's new Orion spacecraft won't return until Oct. 10.
The $4.1 billion mission...