{"data":{"id":"31825","slug":"planetarium-and-optical-observatory-star-projector-11d0a1a6","title":"Star Projector (Planetarium and Optical Observatory)","summary":"Original optical star projector with two smooth spherical optical heads, thirty genuinely recessed lens barrels, supported yoke, central spindle, drive hubs and heavy pedestal interface. No projected stars or optical simulation.","description":"Original optical star projector with two smooth spherical optical heads, thirty genuinely recessed lens barrels, supported yoke, central spindle, drive hubs and heavy pedestal interface. No projected stars or optical simulation. Dimensions 0.83 × 2.10 × 0.81 m (X × Y × Z). Metre units, +Y up, +Z front; origin on the ground at the footprint centre unless stated. Original midnight-blue and ivory public optical astronomy centre. Static optics without projection, tracking, imaging or scientific calibration claims. Static geometry; no rig, animation, collision or navigation data.","status":"published","url":"https://3dassets.dev/assets/planetarium-and-optical-observatory-star-projector-11d0a1a6","cdnUrl":"https://cdn.3dassets.dev/assets/31825/v1/model.glb","downloadUrl":"https://3dassets.dev/download/planetarium-and-optical-observatory-star-projector-11d0a1a6","thumbnailUrl":"https://cdn.3dassets.dev/assets/31825/v1/thumb.webp","posterUrl":"https://cdn.3dassets.dev/assets/31825/v1/poster.webp","blurhash":"U03lBk%g008x~oxu4pD*00nh~qOt01V??atT","category":{"slug":"props","title":"Props & Furniture"},"tags":[{"slug":"modern","title":"Modern"},{"slug":"realistic","title":"Realistic"},{"slug":"modular","title":"Modular"}],"license":{"slug":"cc0-1.0","name":"CC0 1.0 Universal","url":"https://creativecommons.org/publicdomain/zero/1.0/","attributionRequired":false},"contributor":{"username":"3dassets","name":"3D Assets","url":"https://3dassets.dev/u/3dassets"},"stats":{"fileSize":869372,"triangles":39308,"vertices":39366,"meshes":4,"materials":4,"textures":0,"animations":[],"boundingBox":{"min":[-0.41729814037473706,0,-0.40392997488117993],"max":[0.41729814037473706,2.0999999046325684,0.40392997488117993]},"sizeMeters":[0.835,2.1,0.808],"hasDraco":false,"hasMeshopt":false,"hasKTX2":false,"extensionsUsed":["KHR_mesh_quantization"]},"aiGenerated":true,"aiModel":"GPT-6","downloads":0,"publishedAt":"2026-09-08T10:50:10.204Z","updatedAt":"2026-09-08T10:50:10.322Z","usage":{"threejs":"import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js'\n\nconst loader = new GLTFLoader()\nloader.load('https://cdn.3dassets.dev/assets/31825/v1/model.glb', (gltf) => {\n  scene.add(gltf.scene)\n})","r3f":"import { useGLTF } from '@react-three/drei'\n\nexport function StarProjectorPlanetariumAndOpticalObservatory(props) {\n  const { scene } = useGLTF('https://cdn.3dassets.dev/assets/31825/v1/model.glb')\n  return <primitive object={scene} {...props} />\n}\nuseGLTF.preload('https://cdn.3dassets.dev/assets/31825/v1/model.glb')","modelViewer":"<model-viewer src=\"https://cdn.3dassets.dev/assets/31825/v1/model.glb\" alt=\"Star Projector (Planetarium and Optical Observatory)\" camera-controls auto-rotate></model-viewer>","blender":"# Blender 4.x: File > Import > glTF 2.0, or from the Python console after downloading the file.\nimport bpy\nbpy.ops.import_scene.gltf(filepath='model.glb')  # from https://cdn.3dassets.dev/assets/31825/v1/model.glb\n# Metres and +Y up are converted to Blender's Z-up scene automatically.","godot":"# Godot 4: copy model.glb into res://models/ and the editor imports it as a scene.\nvar packed := load(\"res://models/model.glb\") as PackedScene\nvar model := packed.instantiate()\nadd_child(model)","unity":"// Unity: import model.glb with glTFast (Package Manager: com.unity.cloud.gltfast) and drag the prefab in,\n// or load it at runtime straight from the CDN:\nusing GLTFast;\nvar gltf = new GltfImport();\nif (await gltf.Load(\"https://cdn.3dassets.dev/assets/31825/v1/model.glb\")) await gltf.InstantiateMainSceneAsync(transform);"}}}