Moving Beyond Earth Gallery Opening

Dr. Valerie Neal, a curator at the Smithsonian's National Air and Space Museum, speaks during a press briefing at the new "Moving Beyond Earth," exhibition at the museum in Washingon, Wednesday, Nov. 18, 2009. Moving Beyond Earth is an immersive exhibition that places visitors ?in orbit? in the shuttle and space-station era to explore recent human spaceflight and future possibilities.  Photo Credit: (NASA/Paul E. Alers)

Dr. Valerie Neal, a curator at the Smithsonian's National Air and Space Museum, speaks during a press briefing at the new "Moving Beyond Earth," exhibition at the museum in Washingon, Wednesday, Nov. 18, 2009. Moving Beyond Earth is an immersive exhibition that places visitors “in orbit” in the shuttle and space-station era to explore recent human spaceflight and future possibilities. Photo Credit: (NASA/Paul E. Alers)