SpaceX launch: How to watch historic Crew Dragon launch on Saturday
This is because the flight is, at heart, a test mission.
The mission, dubbed Demonstration-1 or DM-1, is intended to prove to US space agency NASA that the Crew Dragon is safe to carry a human crew.
The Crew Dragon forms a key part of NASA’s Commercial Crew Program, revolving around using SpaceX and Boeing spacecraft to ferry US astronauts to and from the ISS.
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