The Hill
SpaceX launched four private citizens into orbit early Tuesday morning for an ambitious flight that aims to venture farther into space than most astronauts have flown before — aside from the 24 Apollo astronauts who have been to the moon.
The daring flight, called Polaris Dawn, also seeks to include the first-ever spacewalk conducted by private citizens, though they will not venture away from the capsule.
Professional astronauts routinely conduct spacewalks at the International Space Station, but they are considered one of the riskiest parts of the spaceflight, according to The Associated Press. The spacewalk is scheduled for Thursday, midway through the five-day flight.
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