A full environmental concept art spread of an ancient floating celestial temple, massive weathered stone spires adorned with cracked celestial mosaics and overgrown with luminescent crystal vines, ethereal mist swirling around floating rock platforms, intricate brass orrery mechanisms embedded in crumbling walls still tracking invisible stars, soft moonlit glow filtering through破碎 stained glass depicting forgotten constellations, weathered marble and tarnished gold accented with ethereal cyan and deep cosmic purple, Painterly digital art style, concept art for video game, wide establishing shot with multiple elevation levels and atmospheric depth