cosmic stardust and shimmering lights seamless pattern for celestial s. ai

pattern seamless abstract stars cosmic vibrant texture sky stardust night design background lights shimmering galaxy tile decorative wallpaper glitter tiling heavenly checkerboard repeat nightscape atmosphere patchwork celestial square tessellation milky mystical astral backdrop sparkle stellar nebula magical kaleidoscope chromatic textile tiled dreamy tileable glow space ethereal universe luminescent fantasy ai generated