Prompt: Photorealistic portrait of an alien, slick skin, large eyes, slime, subsurface scattering, stippling, inside alien starship in background, exquisite detail, concept art, soft natural outdoor lighting, ethereal light, intricate details, 8K, film grain, Fujifilm XT3,  dof, bokeh, depth of field, trending on artstation, sharp focus, shot on Hasselblad, highly detailed, by greg rutkowski, global illumination, isometric, digital art, smog, pollution, toxic waste, chimneys and railroads, 3 d render, octane render, volumetrics, by greg rutkowski
Negative prompt: child, childish, NSFW, text, signature, watermark, border, blur haze