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Astronaut Ricky Arnold at Six Flags America | NASA Image | Cosmos Observatory | Cosmos Observatory

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Astronaut Ricky Arnold at Six Flags America

Astronaut Ricky Arnold at Six Flags America

Marty Kelsey of Smithsonian National Air and Space Museum's Stem in 30 production heats a panel of a spacecraft to demonstrate it's ability to stay cool during a segment with NASA astronaut Ricky Arnold, Friday, May 3, 2019 at Six Flags America theme park in Upper Marlboro, MD. Photo Credit: (NASA/Aubrey Gemignani)

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