ISS: https://science.nasa.gov/resource/international-space-station-3d-model/
Space Shuttle Parts: https://science.nasa.gov/3d-resources/space-shuttle-parts/ https://science.nasa.gov/3d-resources/space-shuttle-d/ https://science.nasa.gov/3d-resources/space-shuttle-c/
Gantry (Launch Tower): https://science.nasa.gov/3d-resources/gantry/
Source: NASA 3D Resources
Credits: NASA and respective contributors (including NASA VTAD, NASA/Michael D. Carbajal, DigitalSpace Corporation, NASA Johnson Space Center)