A ceremonial ribbon is cut for the opening of new "Destination: Mars" experience at the Kennedy Space Center visitor complex in Florida. From the left are Therrin Protze, chief operating officer of the visitor complex; center director Bob Cabana; Apollo 11 astronaut Buzz Aldrin; Kudo Tsunoda of Microsoft; and Jeff Norris of NASA's Jet Propulsion Laboratory in Pasadena, California.
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Credit: NASA/Charles Babir