A more sophisticated and well modeled spaceship with lots of details, and an amazing design, can be considered a low poly, ready to be placed in your game or in your scifi render, all necessary files pack into .blend, textures, hdri, model and settings of the cycles renderer.
STL (Stereolithography, filesize: 12.1 MB), OBJ (OBJ, filesize: 19.3 MB), BLEND (Blender, filesize: 30.7 MB), FBX (Autodesk FBX, filesize: 8.23 MB)