Matches in DBpedia 2015-10 for { ?s ?p "A planetarium projector is a device used to project images of celestial objects onto the dome in a planetarium.The first modern planetarium projectors were designed and built by the Carl Zeiss Jena company in Germany between 1923 and 1925, and have since grown more complex. Smaller projectors include a set of fixed stars, Sun, Moon, and planets, and various nebulae. Larger machines also include comets and a far greater selection of stars."@en }
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- Planetarium_projector comment "A planetarium projector is a device used to project images of celestial objects onto the dome in a planetarium.The first modern planetarium projectors were designed and built by the Carl Zeiss Jena company in Germany between 1923 and 1925, and have since grown more complex. Smaller projectors include a set of fixed stars, Sun, Moon, and planets, and various nebulae. Larger machines also include comets and a far greater selection of stars.".