An astronaut stands poised on the rugged surface of an asteroid, gazing into the vast expanse of an asteroid field. The scene is a masterpiece of sci-fi atmosphere, capturing the awe of the universe with highly detailed textures and vibrant celestial hues. The 4k resolution brings every crater and contour of the asteroid to life, while stars twinkle in the endless void beyond, creating a breathtaking tapestry of space. Light from a distant sun casts an ethereal glow, enhancing the surreal beauty of the cosmic landscape.