My celestial model is called the Heliocentric planetary system. I know that is a mouthful! Heliocentric means centred around the Sun. That, my friends, is exactly what I think happens. So in Italy ...

This theory was known as the heliocentric model. It was controversial as accepted wisdom at the time (supported by the church) was that Earth was at the centre of the universe. Create your own ...

It's common knowledge that Nicolaus Copernicus was a great astronomer. He developed the heliocentric theory, which brought about a revolution in the world of science. From that moment, the way people ...