Four private citizens orbiting Earth in a SpaceX capsule are making history by completing the world’s first all-civilian spacewalk. Billionaire entrepreneur Jared Isaacman, retired Air Force Lt. Col. Scott “Kidd” Poteet, and SpaceX engineers Sarah Gillis and Anna Menon are the crew of the Polaris Dawn mission, which launched into space Tuesday to begin … Continue reading SpaceX’s Polaris Dawn mission crew completes first all-civilian spacewalk