planetary

¿What is a planetarium?

• A real space base used by astronauts

• A telescope factory

• A room where space travel is simulated

¿What can be observed in a planetarium?

• Volcanoes in eruption

• Stars and constellations

• Wild animals

¿How many stars can a modern planetarium project?

• Exactly 100 constellations

• Only 50 fixed stars

• More than 9,000

¿What other activities can be held in some planetariums?

• Immersive 360° movies

• Soccer games

• Car races

¿What type of projection system can a planetarium have?

• Solar with water mirrors

• Optical-mechanical with lenses and mirrors

• Old slide projector