A model of the Indian Mars Orbiter Mission craft, created from various images, so some liberty taken due to conflicting sources of info. Seven seperate meshes linked by dummies with each mesh assigned a texture map, have tested in Unity via FBX, see image 9.
3D Studio Max 2016 (.max)
3D Studio Max 2013 (.max)
FBX
C4D
GLB
Polygons 65372
Vertices 32649