A monumental cinematic poster inspired by Interstellar, vast cosmic panorama with a lone astronaut standing on a shallow mirror-like alien ocean, facing a colossal black hole bending starlight across the sky, distant frozen mountains and surreal planetary rings on the horizon, a tiny spacecraft suspended above the atmosphere, swirling dust, mist, drifting ice particles, and luminous nebula clouds filling the background, intense volumetric lighting, cold blue-black space contrasted with warm golden helmet reflections, dramatic backlight, high contrast, awe-filled and melancholic atmosphere, ultra-detailed engraved illustration fused with highly detailed digital painting and refined line art, intricate suit textures, reflective water ripples, celestial distortion, deep shadows, subtle film grain, epic scale, slightly surreal realism, wide shot, low angle perspective, razor-sharp focal point, premium cinematic poster composition, masterpiece quality, rich atmospheric depth, dark void versus radiant stellar glow