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.

Need a new idea to keep kids entertained? Try stargazing. Free learning activities and videos about the solar system Free learning activities and videos about the solar system Free learning ...

Planetary scale model trails are letting cycling enthusiasts pedal their way through the cosmos. These trails are designed ...

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 ...

which they incorporated into the map to build a 3D interactive model of the solar system's cosmic neighborhood. This included another previously known interstellar medium tunnel called the Canis ...