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2. 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 ...

3. Armand Spitz - Wikipedia

   en.wikipedia.org/wiki/Armand_Spitz

   The A Series As noted, Spitz wanted to create a projector more affordable than the German Zeiss "all optical" projectors. Thus, all of his projectors used large "star balls" that relied on the pinhole lens principle, where star images became smaller (more realistic) as the starlight source (in center of the star ball) was more distant from the star-ball surface.

4. 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.

5. 3LCD - Wikipedia

   en.wikipedia.org/wiki/3LCD

   3LCD is the name and brand of a major LCD projection color image generation technology used in modern digital projectors. 3LCD technology was developed and refined by Japanese imaging company Epson in the 1980s and was first licensed for use in projectors in 1988. In January 1989, Epson launched its first 3LCD projector, the VPJ-700.

6. Jupiter at opposition rises as 'Christmas Star' this weekend

   www.aol.com/jupiter-opposition-rises-christmas...

   Astronomers believe the Star of Bethlehem or "Christmas Star" could have been a real event explained by something as simple as Jupiter in opposition, which happens this year on Dec. 7.

7. Planetarium - Wikipedia

   en.wikipedia.org/wiki/Planetarium

   A dominant feature of most planetariums is the large dome-shaped projection screen onto which scenes of stars, planets, and other celestial objects can be made to appear and move realistically to simulate their motion. The projection can be created in various ways, such as a star ball, slide projector, video, fulldome projector systems, and lasers.