NASA's Viking lander, Perseverance, Ingenuity, InSight and an astronaut, baked from their 3D models into signed distance fields and raymarched as one implicit surface. Blending fields instead of vertices lets topology change freely — legs melt into wheels, rotor blades bead and pinch off — as a noisy front climbs the body with a glowing, churning seam. Drag to turn the model; click to skip ahead.