// sketch.js var xC; // orbit center var yC; var rV = 120; // orbit radius Venus var rE = 180; // orbit radius Earth function setup() { var cnv = createCanvas(640, 400); cnv.position(24, 140); background(0, 0, 255); xC = width/2; yC = height/2; ellipseMode(RADIUS); } //setup function draw() { background(0, 0, 255); drawCentralPoint(); drawOrbits(); } //draw function drawCentralPoint() { strokeWeight(3); point(xC, yC); } //drawCentralPoint function drawOrbits() { strokeWeight(1); fill(0, 0, 255); ellipse(xC, yC, rV, rV); ellipse(xC, yC, rE, rE); } //drawOrbits