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2. 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.

3. 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.

4. I replaced my TV with the Anker Nebula projector - AOL

   www.aol.com/news/replaced-tv-anker-nebula...

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5. Star Party Sri Lanka - Wikipedia

   en.wikipedia.org/wiki/Star_Party_Sri_Lanka

   Star Party Sri Lanka, commonly known as Star Party, is an astronomical observation competition held in Sri Lanka since 2004, jointly organised by Ananda College, Colombo and Mahamaya Girls' College, Kandy. [1] It is the longest-running inter-school astronomical observation competition in Sri Lanka.

6. Sri Lanka Planetarium - Wikipedia

   en.wikipedia.org/wiki/Sri_Lanka_Planetarium

   Sri Lanka Planetarium (Sinhala: ශ්‍රී ලංකා ග්‍රහලෝකාගාරය) is a public planetarium located in Colombo, Sri Lanka. It is the first and only planetarium in the country and maintained as an institute under the Ministry of Science, Technology and Research .

7. Sri Lankan Astronomy and Astrophysics Olympiad - Wikipedia

   en.wikipedia.org/wiki/Sri_Lankan_Astronomy_and...

   The preliminary round of the Sri Lankan Astronomy and Astrophysics Olympiad competition is a two-hour theory paper on Astronomy and Astrophysics. [2] It usually consists of 20-30 multiple choice questions and five structured essay type questions.