const densityCanvas = document.getElementById("densityChart");

​

Chart.defaults.font.family = "Teko";

Chart.defaults.font.size = 22;

Chart.defaults.color = "black";

​

let densityData = {

  label: 'Density of Planets (kg/m3)',

  data: [5427, 5243, 5514, 3933, 1326, 687, 1271, 1638]

};

​

let barChart = new Chart(densityCanvas, {

  type: 'bar',

  data: {

    labels: ["Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune"],

    datasets: [densityData]

  }

});