When the Space Shuttle Discovery made its final flight May 12 and landed at the Smithsonian National Air and Space annex in northern Virginia, it marked "a very emotional, poignant, bittersweet moment" for former astronaut Mike Mullane. A few short weeks later, a spacecraft named Dragon made history as the first commercial vehicle ever to successfully berth at the International Space Station.
When the Space Shuttle Discovery made its final flight May 12 and landed at the Smithsonian National Air and Space annex in northern Virginia, it marked "a very emotional, poignant, bittersweet moment" for former astronaut Mike Mullane. A few short weeks later, a spacecraft named Dragon made history as the first commercial vehicle ever to successfully berth at the International Space Station.
