What Is a Mobile Planetarium and How Does It Work?
Picture the whole night sky inside your school gym. That is what a mobile planetarium does. It is a big dome that you can pack up and take almost anywhere, and inside it, a projector fills the ceiling with stars, planets, and galaxies. In this guide, you will learn what a mobile planetarium is and […]
Negative Pressure vs. Positive Pressure Planetarium Domes
Picture a dark room shaped like half of a ball. Stars fill the sky above you, and planets drift past. That is the magic of a planetarium dome. But not all domes are built the same way. Some are held up by air that is pushed in. Others get their shape from air that is […]