UFO. 3D model of a UFO. The file is created in Blender 2.78c and can be opened in any compatible packages. Archive includes files with the extensions .blend, .3ds, .obj, .fbx, .ply, .x3d. Render Blender 2.78c Cycles. Polygons:13,728 Vertices:13,763 Using: Open the file by double clicking the left mouse button.