a masterpiece oil painting of an interstellar traveler wandering through a desert made of cloud nebulas, by Tom Bagshaw and Alphonse Mucha and James Jean and John Williams Waterhouse, rendered in Octane and Cinema4D, 8k, volumetric lighting, concept art, ArtStation, fantasy, extremely moody lighting, cinematic, atmospheric, depth of field, intricate, elegant, highly detailed, digital painting, very coherent artwork