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2. Planetarium projector - Wikipedia

   en.wikipedia.org/wiki/Planetarium_projector

   A planetarium projector, also known as a star projector, is a device used to project images of celestial objects onto the dome in a planetarium. Modern planetarium projectors were first 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 ...

3. Zeiss projector - Wikipedia

   en.wikipedia.org/wiki/Zeiss_projector

   The Mark I projector installed in the Deutsches Museum in 1923 was the world's first planetarium projector. The Mark III modified projector installed in the Planetario Humboldt 1950 in Caracas - Venezuela.It is the oldest in Latin America. Marks II through VI utilized two small spheres of lenses separated along a central axis.

4. Digistar - Wikipedia

   en.wikipedia.org/wiki/Digistar

   Digistar is the first computer graphics-based planetarium projection and content system.It was designed by Evans & Sutherland and released in 1983. The technology originally focused on accurate and high quality display of stars, including for the first time showing stars from points of view other than Earth's surface, travelling through the stars, and accurately showing celestial bodies from ...

5. Takayuki Ohira - Wikipedia

   en.wikipedia.org/wiki/Takayuki_Ohira

   Takayuki Ohira (大平 貴之, Ōhira Takayuki, born March 11, 1970) is a Japanese engineer and the creator of the Megastar, a planetarium projector which was recorded in Guinness World Records as the planetarium projector that can project the highest number of stars in the world. [1] [2] [3] Homestar Flux: home planetarium.

6. Megastar (projector) - Wikipedia

   en.wikipedia.org/wiki/Megastar_(projector)

   Megastar (メガスター, Megasutā) is a series of planetarium projectors which was recorded in Guinness World Records [1] in 2004 as the planetarium projector that can project the most number of stars in the world.

7. Planetarium - Wikipedia

   en.wikipedia.org/wiki/Planetarium

   Smaller planetarium projectors include a set of fixed stars, Sun, Moon, and planets, and various nebulae. Larger projectors also include comets and a far greater selection of stars. Additional projectors can be added to show twilight around the outside of the screen (complete with city or country scenes) as well as the Milky Way.