Splashdown northwest of Key West, Florida, closed out a mission highlighted by the first non-government civilian spacewalk.
Spacewalk Recap: Scroll down to read updates from the September 12 SpaceX Polaris Dawn spacewalk. On Wednesday, the ...
The Polaris Dawn mission, an ambitious five-day journey to the upper reaches of Earth's orbit, will take the crew higher than an human has traveled in more than 50 years. After descending to a ...
The Polaris missions are helping fast-track Elon Musk's Mars city, from testing spacesuits and a spacewalk to planning ...