Technicians armed with advanced measuring equipment, augmented reality headsets, and QR codes virtually checked the fit of some Roman Space Telescope structures before building or moving them through facilities at NASA’s Goddard Space Flight Center in Greenbelt, Maryland. Technicians armed with advanced measuring equipment, augmented reality headsets, and QR codes virtually checked the fit of some Roman Space Telescope structures before building or moving them through facilities at NASA’s Goddard Space Flight Center in Greenbelt, Maryland. Space Exploration Phys.org – latest science and technology news stories