Prompt: A captivating naked portrait of an 18-year-old girl with raven black hair and striking light blue eyes. The deep black strands frame her face, creating a beautiful contrast with the mesmerizing blue eyes. The composition focuses on capturing the intensity of her gaze, conveying a sense of depth and allure. Leaning back with arms outstretched, looking relaxed. Celestial Observatory with Astronomical Instruments. Canon EF 50mm f/1.2L USM lens at f/2.0, ISO 100, 1/200s