DALLASI absolutely love this, it's called an orrery, and it's a little mechanical model of our solar system. You can see the planets here, orbiting the sun as they would do in real life.

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...

An Egyptian astronomer called Ptolemy (AD100-168) described one of the earliest ideas for how the Solar System is structured. Ptolemy’s model and many earlier ideas of the Solar System had the ...

The model can also be utilized for hybrid wind-solar projects. According to its creators, it provides a practical solutions ...