A detailed 3D model of a landed UFO (flying saucer) on the ground. The UFO has a smooth metallic saucer shape with a glowing dome on top. One side features an open hatch or doorway, with a small retractable ladder or ramp extended to the ground. The bottom of the craft includes subtle landing gear or struts. Include realistic sci-fi surface details like seams, panels, soft glowing lights around the rim, and atmospheric lighting from the open door. Style is semi-realistic, suitable for use in games or immersive environments.