​

//Global variables:

​

// Array - Smaller stars:

let smallStars = [];

​

// Array - Bigger stars:

let mediumStars = [];

​

// Objects - Planets:

let mercury, venus, earth, mars, jupiter, saturn, uranus, neptune;

let rotCenterX_Sun, rotCenterY_Sun = 0;

​

function setup() {

  createCanvas(2500, 2500);

  angleMode(DEGREES);

  // Create 1750 "smaller stars":

  for(let i = 0; i <= 1750; i++) {

    smallStars.push(new SmallStar());

  }

  // Create 17 "bigger stars":

  for(let j = 0; j <= 35; j++) {

    mediumStars.push(new MediumStar());

  }

​

  // Planets of the Solar System:

  mercury = new Planet("Mercury",241, 0, 32, "#af9263");

  venus = new Planet("Venus", 303.2, 0, 50, "#de6a09");

  earth = new Planet("The Earth", 408.7, 0, 52, "#056f9f");

  mars = new Planet("Mars", 516, 0, 36, "#b12f05");

  jupiter = new Planet("Jupiter", 622, 0, 80, "#b17d5f");

  saturn = new Planet("Saturn", 729, 0, 73, "#b09b43");

  uranus = new Planet("Uranus", 835, 0, 50, "#46bff6");

  neptune = new Planet("Neptune", 941.7, 0, 48, "#4882c8");

}

​

function draw() {

   background(0);

   // Draw the "1200" SMALLER STARS created in the initializer function:

   for(let i = 0; i < smallStars.length; i++) {

     smallStars[i].draw();

   }

  // Draw the "17" BIGGER STARS created in the initializer function:

  for(let j = 0; j < mediumStars.length; j++) {

     mediumStars[j].draw();

  }

​

   // We draw and set the SUN:

  rotCenterX_Sun = width/2;

  rotCenterY_Sun = height/2;

  push();

  translate(rotCenterX_Sun, rotCenterY_Sun);

  strokeWeight(7);

  stroke("#f65e0b");

  fill("#f6c50b");

  let sun = ellipse(0, 0, 350, 350);

  pop();

  // We draw and make orbit MERCURY:

  push();

  mercury.draw();

  Planet.orbit(482.3); 

  pop();

  // We draw and make orbit VENUS:

  push();

  venus.draw();

  Planet.orbit(607.3);

  pop();

  // We draw and make orbit the EARTH:

  push();

  earth.draw();

  Planet.orbit(820.3);

  pop();

​

  // We draw and make orbit MARS:

  push();

  mars.draw();

  Planet.orbit(1033.3);

  pop();

  // We draw and make orbit JUPITER:

  push();

  jupiter.draw();

  Planet.orbit(1246.3);

  pop();

  // We draw and make orbit SATURN:

  push();

  saturn.draw();

  Planet.orbit(1459.3);

  pop();

​

  // We draw and make orbit URANUS:

  push();

  uranus.draw();

  Planet.orbit(1672.3);

  pop();

  // We draw and make orbit NEPTUNE:

  push();

  neptune.draw();

  Planet.orbit(1885.3);

  pop();

}