: Often called a "star projector" or "starball," these devices (like the famous Zeiss models) project high-resolution images of stars and planets onto the dome.
Unlike an observatory, where you look through a telescope at the actual night sky, a planetarium uses advanced technology to simulate the universe indoors, meaning shows can run regardless of weather or time of day. Planetarium
: Modern domes are often made of perforated aluminum sheets. These millions of tiny holes allow for proper air ventilation and prevent sound from echoing, ensuring an immersive audio-visual experience. : Often called a "star projector" or "starball,"
