A highly detailed close-up image of an extraterrestrial being with smooth, textured grey skin and large, expressive black eyes, showcasing intricate facial features in ultra high definition, true-to-life colors, and maximum clarity, capturing the mysterious essence of the alien's visage with a 9:16 aspect ratio, maintaining an intense focus on realism and detail, while adding a subtle hint of ambient light to accentuate the contours and depth of the alien's face.