Crescent Nebula Bi-color
NGC 6888 bi-color Ha/OIII A starless version NGC6888 starless Optik / Mount: 12 ″ ACF 2,7 m AP-Reduzer Alt-5 Camera
Amateur Astrophotographie Landos France
NGC 6888 bi-color Ha/OIII A starless version NGC6888 starless Optik / Mount: 12 ″ ACF 2,7 m AP-Reduzer Alt-5 Camera