Subject

void setup() {
  size(400, 300);
  background(0);
  fill(250, 200, 0);//sun color
  ellipse(-200, 150, 600, 600);//sun
  fill(250, 250, 0);//mercury color
  ellipse(120, 150, 10, 10);//mercury
  fill(179, 116, 0);//venus color
  ellipse(175, 150, 30, 30);//venus
  fill(0, 118, 174);//earthcolor
  ellipse(240, 150, 33, 33);//earth
  fill(94, 47, 0);//mars color
  ellipse(300, 150, 25, 25);//mars
  fill(255, 194, 140);//jupiter color
  ellipse(390, 150, 120, 120);//jupiter
}