Astro-logo: 0.5-pt ultra-thin white orbits forming a simplified constellation, centre hollow circle 25 % opacity, dark-mode navy #0B0B1B canvas, 45° rotation symmetry, modern line-art, vector, transparent BG, no text, 4K
Astro-logo: 0.5-pt ultra-thin white orbits forming a simplified constellation, centre hollow circle 25 % opacity, dark-mode navy #0B0B1B canvas, 45° rotation symmetry, modern line-art, vector, transparent BG, no text, 4K