space-themed dog, astronaut suit, floating in zero gravity, cute expression, furry texture, shiny helmet, stars background, colorful nebula, sci-fi, full-body shot, soft lighting, digital art style, high detail, vibrant colors, metallic material, reflection on visor, paws outstretched, playful pose, cosmic adventure, interstellar medium, 3D render, cartoonish features, exaggerated proportions.