Planetarium

/plˌænɪtˈe‍əɹi‍əm/

/ˌpɫænəˈtɛɹiəm/

Planetarium

a building with a dome in which moving images of planets, starts, and constellations are projected for educational or entertainment purposes

an apparatus or model for representing the solar systems

an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome

Examples

1. We built a planetarium show.

2. This planetarium software is the first product of our company.

3. Other examples of this would be planetarium shows.

4. Also, many cities have planetariums, that research and teach about solar system.