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2. Planetarium projector - Wikipedia

   en.wikipedia.org/wiki/Planetarium_projector

   A Zeiss Universarium Mark IX starball 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 ...

3. 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.

4. Star-painted ceiling - Wikipedia

   en.wikipedia.org/wiki/Star-painted_ceiling

   Star-painted vaulting over the apse of St. Mary's Basilica, Kraków, Poland. A starry vault over the chancel of Carlisle Cathedral in Cumbria in northern England.. A ceiling painted with stars frequently occurs as a design motif in a cathedral or Christian church, and replicates the Earth's sky at night. [1]

5. Zeiss projector - Wikipedia

   en.wikipedia.org/wiki/Zeiss_projector

   The first modern planetarium projectors were designed and built in 1924 by the Zeiss Works of Jena, Germany. [2] Zeiss projectors are designed to sit in the middle of a dark, dome-covered room and project an accurate image of the stars and other astronomical objects on the dome. They are generally large, complicated, and imposing machines.

6. The best stocking stuffers under $25 for everyone on your list

   www.aol.com/lifestyle/the-best-stocking-stuffers...

   Glow-in-the-dark ceiling stars are a rite of passage for most kids, especially when they grade to a big kid bedroom. This set includes 200 glow-in-the-dark stars, adhesive putty and one bonus moon ...

7. 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 ...