​

function setup() {

  createCanvas(400, 400);

}

​

function draw() {

  background(0, 0, 35, 25);

​

  // designating variables

  x = random(width);

  y = random(height);

  size1 = random(1, 6);

​

  // stars' coordinates

  ellipse(mouseX, mouseY, size1, size1);

  ellipse(x, y, size1, size1);

}

​