See SpaceX's Polaris Dawn mission: The daring 5-day spaceflight that's revolutionized the commercial space industry
Briefly

The Polaris Dawn mission was not merely a space tourism adventure; it was a scientific expedition that accomplished significant goals, including conducting medical experiments in extreme radiation.
As Scott Poteet, the mission pilot, expressed, 'We got a jam-packed schedule,' highlighting the unprecedented nature of the activities undertaken in orbit during their historic five-day journey.
Read at Business Insider
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