ultra realistic lunar surface scene with two astronauts in detailed nasa-style spacesuits standing on the moon, barren gray regolith terrain with rocks and dust, Earth visible in the dark star-filled sky, astronauts gathered around a small experimental flame contained inside a controlled transparent chamber or scientific device (not open fire), faint low-gravity flame behavior (soft, rounded, dim glow), subtle light illuminating suits and ground, realistic shadows and reflections, cinematic composition, high detail textures on suits and lunar soil, accurate space lighting with harsh contrast and deep blacks, photorealistic, 8k, nasa documentary style realism, dramatic but scientifically plausible, wide angle shot, add soft black gradient at bottom for text placement