{ name: 'Uranus', color: ['#3f575a', '#688a8c', '#95bbbe', '#cfecf0'], distance: 19.22 * AU, size: 5, speed: 0.012 },
            { name: 'Neptune', color: ['#647ba5', '#7595bf', '#4e5d73', '#789ebf'], distance: 30.05 * AU, size: 5, speed: 0.006 },
            { name: 'Pluto', color: ['#d8cbbb', '#f4ebdc', '#402a16', '#a79f97'], distance: 39.48 * AU, size: 3, speed: 0.004 }
        ];

        let earthDays = 0;
        let fps = 0;
        let lastTime = 0;

        function drawPlanet(planet, angle) {
   