sputnik3 was a research satellite to explore the upper atmosphere and near space, and carried a large array of instruments for geophysical research. modeled with blender and rendered with cycles render engine with hi detail (solar panel, bolt&nut, and cable all of them are modeled phisically) very decent for closeup render.
Please Read before purchasing :
The texture are packed in native format .Blend file it done semi procedural with tileable image texture the other format comes with basic material without texture. it's strongly recomended to use native blend file to achive the exact result as preview image above.