Human Orrery

The Human Orrery is the latest addition to the grounds of Armagh Observatory and provides a unique investigation of planetary motion. It is also fun to use with the capacity to present fundamental ideas in astronomy, mathematics and space science to as wide an audience as possible.


The Astropark is a scale model of the Universe, brought down to Earth in a beautiful natural setting. As you journey through the park you will get to interact with a scale model of the Solar System. This model represents two different scales...

Can't make it?

Take a virtual Tour of the Observatory and the Planetarium!