\n//extracredit.bvr\n//satellite\n\nu=sphere\nu.position=-3,3,3\n//planet\ns=sphere\ns.position=0,0,0\ns.scale=3,3,3\ns.color=red\n\n\ntxt=text\ntxt.text=Planet Calculus!\ntxt.color=aqua// Parametric curve \ntxt.position=3,-3,-3\n\n//ring1\n\n// Parametric curve\ncir=parametricCurve\ncir.setMinMax=t,0,7\ncir.setEquation=x,(3*cos(t))\ncir.setEquation=y,(3*sin(t))\ncir.setEquation=z,(0.4)\ncir.setSegmentCount=70\ncir.setThickness=0.2\ncir.color=green\ncir.spawn\n//ring2\nc=parametricCurve\nc.setMinMax=t,0,13\nc.setEquation=x,((3*cos(t))+(1/5)*cos(t)*sin(t/2))\nc.setEquation=y, ((3*sin(t))+(1/5)*sin(t)*sin(t/2))\nc.setEquation=z, (-(1/5)*cos(t/2))\nc.setSegmentCount=50\nc.setThickness=0.15\nc.color=yellow\nc.spawn