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 organic ingredients to life, hints to where Earth’s water came from, and the fundamental building blocks of our planet ...

Clevinger, a graduate of Lake High School and Otterbein University ... eclipse is and orbital mechanics, using a scale model of the solar system using everyday items. He will also talk about ...