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 ...

Narrator: Serious scientists, like myself, believe our solar system was formed by the collapse ... This theory was known as the heliocentric model. It was controversial as accepted wisdom at ...

They are all part of the Maine Solar System Model, a representation of the solar system that stretches 40 miles from the University of Maine in Presque Isle to Houlton. The 20-year-old model was ...

The exact shape of the Oort cloud and how it is affected by forces beyond our solar system have, so far, remained mysterious. Now, researchers have developed a new model that suggests the inner ...

Although this study has not yet been peer-reviewed, the results are in conflict with the existing model ... solar system boundary would be way beyond the heliosphere, and maybe rearranging our ...

However, a new model suggests ... study gives new ideas about what it might look like. If confirmed, this discovery could change what we know about the edge of our solar system.