Mystical Astronaut in a Fantasy Landscape

A lone astronaut in a weathered, Earth-toned spacesuit stands knee-deep in crystalline, glowing alien soil on a mist-shrouded volcanic plain under a bruised twilight sky streaked with auroras — the distant silhouette of a colossal, bioluminescent fungal forest rises behind them, its canopy pulsing softly with internal light; subtle steam vents exhale near their boots, revealing faint geothermal heat signatures; the horizon curves gently into an impossibly vast, desolate landscape where gravity holds firm, no floating debris or hovering tech exists — just raw, immersive sci-fi realism anchored by grounded textures: cracked obsidian rocks, iridescent moss clinging to lava-stone outcrops, and the faint echo of wind through unseen alien grasses; deep shadows carve dramatic contrast against warm glows from the fungus and ambient starlight filtering through layered clouds — cinematic framing centers the figure slightly off-center, creating intimate scale within an epic environment, rendered in hyper-detailed 8K resolution with shallow depth-of-field, saturated yet moody color grading that balances neon accents with earthy neutrals, designed as a vertical smartphone wallpaper bursting with tactile detail and emotional weight without sacrificing believability.