The August 26 launch of SpaceX’s Polaris Dawn mission will make history with the first private spacewalk. Orbiting Earth at 435 miles, Polaris Dawn is a pioneering step in commercial spaceflight.The August 26 launch of SpaceX’s Polaris Dawn mission will make history with the first private spacewalk. Orbiting Earth at 435 miles, Polaris Dawn is a pioneering step in commercial spaceflight.
