The Space Shuttle Orbiter Pathfinder, a Space Shuttle test simulator, is seen on July 17, 2019, at the U.S. Space & Rocket Center in Huntsville, Alabama. - In Huntsville, Alabama, the legacy of Wernher von Braun and the engineers he brought from Nazi Germany after World War II is still strong. Despite his past developing weapons for Hitler, von Braun remains the town’s hero as it celebrates the 50th anniversary of the Moon landing. (Photo by Loren ELLIOTT / AFP)