- Scientific data, informations, atlases and other on light pollution, night sky brightness, sky glow, nightime lights, naked eye visible stars, limiting magnitude, night-time stellar visibility, measurements from DMSP satellites, light pollution science and technology institute, Dati scientifici, informazioni, mappe, atlanti su inquinamento luminoso, brillanza del cielo notturno, effetti ...www.lightpollution.it/dmsp