Sketches I made using p5.js

function setup() {
  createCanvas(600, 400);
  noLoop();
}

function draw() {
  // Background - Sky
  background(135, 206, 235);
  
  // Clouds
  noStroke();
  fill(255);
  circle(80, 100, 60);
  circle(120, 90, 70);
  circle(160, 100, 60);
  circle(120, 110, 60);
  circle(450, 130, 50);
  circle(480, 120, 60);
  circle(510, 130, 50);
  
  // Mountains
  stroke(0);
  strokeWeight(3);
  fill(169, 169, 169);
  triangle(150, 400, 350, 150, 550, 400);
  fill(128, 128, 128);
  triangle(0, 400, 200, 100, 400, 400);
  
  // Ground & Hills
  noStroke();
  fill(34, 139, 34);
  rect(0, 300, 600, 100);
  
  fill(124, 252, 0);
  ellipse(200, 320, 400, 120);
  fill(50, 205, 50);
  ellipse(500, 330, 300, 100);
  
  // River
  stroke(30, 144, 255);
  strokeWeight(40);
  noFill();
  bezier(0, 350, 150, 280, 450, 400, 600, 350);
  
  stroke(0);
  strokeWeight(2);
  
  // Trees
  fill(139, 69, 19);
  rect(50, 240, 15, 60);
  rect(150, 230, 20, 70);
  rect(480, 210, 25, 100);
  
  fill(0, 128, 0);
  circle(57, 210, 70);
  circle(160, 200, 80);
  
  fill(0, 100, 0);
  circle(492, 180, 110);
  
  // Houses
  fill(255, 255, 0);
  rect(240, 220, 120, 80);
  fill(255, 0, 0);
  triangle(220, 220, 300, 140, 380, 220);
  fill(139, 69, 19);
  rect(285, 260, 30, 40);
  fill(173, 216, 230);
  rect(250, 240, 20, 20);
  rect(330, 240, 20, 20);
  
  fill(160, 82, 45);
  rect(400, 240, 70, 60);
  fill(178, 34, 34);
  triangle(390, 240, 435, 190, 480, 240);
  fill(101, 67, 33);
  rect(435, 270, 20, 30);
  fill(173, 216, 230);
  rect(410, 255, 15, 15);
  
  fill(245, 245, 220);
  rect(120, 260, 60, 40);
  fill(205, 133, 63);
  triangle(110, 260, 150, 220, 190, 260);
  fill(139, 69, 19);
  rect(142, 275, 15, 25);
  fill(173, 216, 230);
  rect(125, 275, 10, 10);
  rect(165, 275, 10, 10);
  
  // Birds
  noFill();
  strokeWeight(4);
  stroke(0);
  line(70, 40, 90, 60); 
  line(90, 60, 110, 40);
  line(200, 50, 225, 80); 
  line(225, 80, 250, 50);
  line(350, 30, 370, 55); 
  line(370, 55, 390, 30);
  
  // Lily Pads
  noStroke();
  fill(0, 255, 127);
  ellipse(80, 335, 25, 12);
  ellipse(140, 350, 18, 9);
  ellipse(550, 360, 20, 10);
}

function setup() {
  createCanvas(420, 300);
  noLoop();
}

function markerStroke(x1,y1,x2,y2,col,sw=5) {
  stroke(col); strokeWeight(sw);
  line(x1+random(-1,1), y1+random(-1,1), x2+random(-1,1), y2+random(-1,1));
  strokeWeight(sw*0.4);
  stroke(red(col), green(col), blue(col), 80);
  line(x1+random(-2,2), y1+random(-2,2), x2+random(-2,2), y2+random(-2,2));
}

function draw() {
  background(255, 255, 250);

  // Sky
  noStroke(); fill(100, 185, 255, 180);
  rect(0, 0, 420, 195);

  // Ground
  fill(60, 200, 80, 180);
  rect(0, 195, 420, 105);

  // Sun
  fill(255, 230, 0, 220); stroke(255, 200, 0); strokeWeight(3);
  ellipse(355+random(-1,1), 45+random(-1,1), 58, 56);
  for (let a=0; a<TWO_PI; a+=PI/5) {
    markerStroke(355+24*cos(a), 45+24*sin(a), 355+38*cos(a), 45+38*sin(a), color(255,210,0), 3);
  }

  // Mountains
  noStroke();
  fill(80, 170, 120, 230); triangle(170, 200, 260, 60, 350, 200);
  fill(50, 140, 95, 220); triangle(250, 200, 345, 55, 420, 200);
  fill(110, 190, 145, 220); triangle(40, 200, 150, 80, 260, 200);
  fill(240, 248, 255, 240);
  triangle(260, 60, 247, 88, 274, 88);
  triangle(345, 55, 332, 85, 358, 85);

  // Mountain outlines
  markerStroke(170,200,260,60,color(30,110,60),3.5);
  markerStroke(260,60,350,200,color(30,110,60),3.5);

  // House
  noStroke(); fill(255, 160, 80, 230);
  rect(78, 140, 116, 80);
  fill(255, 60, 80, 240);
  triangle(68, 142, 136, 88, 204, 142);
  fill(180, 90, 20, 230);
  rect(117, 178, 38, 42);
  fill(100, 200, 255, 220);
  rect(84, 150, 30, 26);
  rect(160, 150, 30, 26);
  stroke(255,255,255,200); strokeWeight(2);
  line(99,150,99,176); line(84,163,114,163);
  line(175,150,175,176); line(160,163,190,163);

  // House outlines
  markerStroke(78,140,194,140,color(180,80,20),4);
  markerStroke(194,140,194,220,color(180,80,20),4);
  markerStroke(194,220,78,220,color(180,80,20),4);
  markerStroke(78,220,78,140,color(180,80,20),4);
  markerStroke(68,142,136,88,color(180,30,40),4.5);
  markerStroke(136,88,204,142,color(180,30,40),4.5);

  // Trees
  function mTree(tx, ty, col1, col2) {
    noStroke(); fill(col2);
    rect(tx-4, ty, 8, 38);
    fill(col1);
    ellipse(tx, ty+5, 52, 50);
    fill(lerpColor(color(col1), color(255,255,255), 0.3));
    ellipse(tx-8, ty-5, 24, 20);
    markerStroke(tx-4,ty,tx-4,ty+38,color(80,50,20),3);
    markerStroke(tx+4,ty,tx+4,ty+38,color(80,50,20),3);
    noFill(); stroke(red(col1)*0.6, green(col1)*0.6, blue(col1)*0.6); strokeWeight(3.5);
    ellipse(tx,ty+5,52,50);
  }
  mTree(42, 158, color(40,185,60), color(120,70,30));
  mTree(360, 162, color(30,170,55), color(110,65,25));
  mTree(390, 170, color(50,195,70), color(115,68,28));

  // Clouds
  function mCloud(cx,cy,s) {
    noStroke(); fill(255,255,255,230);
    ellipse(cx,cy,s*2,s*1.2);
    ellipse(cx+s*0.5,cy+s*0.2,s*1.4,s);
    ellipse(cx-s*0.5,cy+s*0.2,s*1.2,s*0.9);
    ellipse(cx+s*0.15,cy-s*0.4,s*1.2,s);
    stroke(200,210,230,150); strokeWeight(2.5); noFill();
    ellipse(cx,cy,s*2,s*1.2);
  }
  mCloud(100, 38, 22);
  mCloud(260, 30, 26);

  // Birds
  stroke(50,50,100); strokeWeight(2.5); noFill();
  [[185,28],[200,22],[215,30],[230,25]].forEach(b=>{
    line(b[0]-6,b[1],b[0],b[1]-5);
    line(b[0],b[1]-5,b[0]+6,b[1]);
  });

  // Flowers
  function flower(fx,fy,col) {
    noStroke(); fill(col);
    for (let a=0;a<TWO_PI;a+=TWO_PI/5)
      ellipse(fx+8*cos(a),fy+8*sin(a),10,7);
    fill(255,230,50);
    ellipse(fx,fy,10,10);
  }
  flower(230,215,color(255,80,150));
  flower(270,222,color(255,140,30));
  flower(310,218,color(200,80,255));
}

let PlanetX;

function preload() {
  PlanetX = loadImage(window.currentPlanetPath || "assets/jupiter.jpg");
}

function setup() {
  createCanvas(window.innerWidth, window.innerHeight, WEBGL);

  // expose function to update texture dynamically
  window.updatePlanetTexture = function (path) {
    loadImage(path, (img) => {
      PlanetX = img;
    });
  };
}

function draw() {
  background(5, 5, 15);

  orbitControl();

  ambientLight(40);
  pointLight(255, 255, 255, 300, -200, 400);

  rotateZ(0.47);

  // Planet
  push();
  noStroke();
  rotateY(frameCount * 0.003);
  texture(PlanetX);
  sphere(100, 64, 64);
  pop();
}

function windowResized() {
  resizeCanvas(window.innerWidth, window.innerHeight);
}