var materialArr = [material_2, material_2, material_1, material_1, material_1, material_1];
<script src="/js/threejs/threer92.js"></script>
<script src="/example/threejs/solarsystem/files/OrbitControls.js"></script>
var scene = new THREE.Scene();
var geometry = new THREE.BoxGeometry(100, 100, 100);